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1.2 MiB
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function(e,t,n){this.type=r.Syntax.FunctionDeclaration,this.id=e,this.params=t,this.body=n,this.generator=!1,this.expression=!1,this.async=!0}}();t.AsyncFunctionDeclaration=c;var u=function(){return function(e,t,n){this.type=r.Syntax.FunctionExpression,this.id=e,this.params=t,this.body=n,this.generator=!1,this.expression=!1,this.async=!0}}();t.AsyncFunctionExpression=u;var h=function(){return function(e){this.type=r.Syntax.AwaitExpression,this.argument=e}}();t.AwaitExpression=h;var m=function(){return function(e,t,n){this.type="||"===e||"&&"===e?r.Syntax.LogicalExpression:r.Syntax.BinaryExpression,this.operator=e,this.left=t,this.right=n}}();t.BinaryExpression=m;var g=function(){return function(e){this.type=r.Syntax.BlockStatement,this.body=e}}();t.BlockStatement=g;var f=function(){return function(e){this.type=r.Syntax.BreakStatement,this.label=e}}();t.BreakStatement=f;var y=function(){return function(e,t){this.type=r.Syntax.CallExpression,this.callee=e,this.arguments=t}}();t.CallExpression=y;var b=function(){return function(e,t){this.type=r.Syntax.CatchClause,this.param=e,this.body=t}}();t.CatchClause=b;var x=function(){return function(e){this.type=r.Syntax.ClassBody,this.body=e}}();t.ClassBody=x;var v=function(){return function(e,t,n){this.type=r.Syntax.ClassDeclaration,this.id=e,this.superClass=t,this.body=n}}();t.ClassDeclaration=v;var k=function(){return function(e,t,n){this.type=r.Syntax.ClassExpression,this.id=e,this.superClass=t,this.body=n}}();t.ClassExpression=k;var S=function(){return function(e,t){this.type=r.Syntax.MemberExpression,this.computed=!0,this.object=e,this.property=t}}();t.ComputedMemberExpression=S;var w=function(){return function(e,t,n){this.type=r.Syntax.ConditionalExpression,this.test=e,this.consequent=t,this.alternate=n}}();t.ConditionalExpression=w;var C=function(){return function(e){this.type=r.Syntax.ContinueStatement,this.label=e}}();t.ContinueStatement=C;var T=function(){return function(){this.type=r.Syntax.DebuggerStatement}}();t.DebuggerStatement=T;var _=function(){return function(e,t){this.type=r.Syntax.ExpressionStatement,this.expression=e,this.directive=t}}();t.Directive=_;var E=function(){return function(e,t){this.type=r.Syntax.DoWhileStatement,this.body=e,this.test=t}}();t.DoWhileStatement=E;var A=function(){return function(){this.type=r.Syntax.EmptyStatement}}();t.EmptyStatement=A;var I=function(){return function(e){this.type=r.Syntax.ExportAllDeclaration,this.source=e}}();t.ExportAllDeclaration=I;var N=function(){return function(e){this.type=r.Syntax.ExportDefaultDeclaration,this.declaration=e}}();t.ExportDefaultDeclaration=N;var L=function(){return function(e,t,n){this.type=r.Syntax.ExportNamedDeclaration,this.declaration=e,this.specifiers=t,this.source=n}}();t.ExportNamedDeclaration=L;var O=function(){return 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function(e){this.type=r.Syntax.ThrowStatement,this.argument=e}}();t.ThrowStatement=me;var ge=function(){return function(e,t,n){this.type=r.Syntax.TryStatement,this.block=e,this.handler=t,this.finalizer=n}}();t.TryStatement=ge;var fe=function(){return function(e,t){this.type=r.Syntax.UnaryExpression,this.operator=e,this.argument=t,this.prefix=!0}}();t.UnaryExpression=fe;var ye=function(){return function(e,t,n){this.type=r.Syntax.UpdateExpression,this.operator=e,this.argument=t,this.prefix=n}}();t.UpdateExpression=ye;var be=function(){return function(e,t){this.type=r.Syntax.VariableDeclaration,this.declarations=e,this.kind=t}}();t.VariableDeclaration=be;var xe=function(){return function(e,t){this.type=r.Syntax.VariableDeclarator,this.id=e,this.init=t}}();t.VariableDeclarator=xe;var ve=function(){return function(e,t){this.type=r.Syntax.WhileStatement,this.test=e,this.body=t}}();t.WhileStatement=ve;var ke=function(){return function(e,t){this.type=r.Syntax.WithStatement,this.object=e,this.body=t}}();t.WithStatement=ke;var Se=function(){return function(e,t){this.type=r.Syntax.YieldExpression,this.argument=e,this.delegate=t}}();t.YieldExpression=Se},function(e,t,n){Object.defineProperty(t,"__esModule",{value:!0});var r=n(9),o=n(10),s=n(11),l=n(7),i=n(12),d=n(2),p=n(13),c="ArrowParameterPlaceHolder",u=function(){function e(e,t,n){void 0===t&&(t={}),this.config={range:"boolean"==typeof t.range&&t.range,loc:"boolean"==typeof t.loc&&t.loc,source:null,tokens:"boolean"==typeof t.tokens&&t.tokens,comment:"boolean"==typeof t.comment&&t.comment,tolerant:"boolean"==typeof t.tolerant&&t.tolerant},this.config.loc&&t.source&&null!==t.source&&(this.config.source=t.source+""),this.delegate=n,this.errorHandler=new o.ErrorHandler,this.errorHandler.tolerant=this.config.tolerant,this.scanner=new 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t=[],n=1;n<arguments.length;n++)t[n-1]=arguments[n];var o=Array.prototype.slice.call(arguments,1),i=e.replace(/%(\d)/g,function(e,t){return r.assert(t<o.length,"Message reference must be in range"),o[t]}),s=this.lastMarker.index,l=this.lastMarker.line,d=this.lastMarker.column+1;throw this.errorHandler.createError(s,l,d,i)},e.prototype.tolerateError=function(e){for(var t=[],n=1;n<arguments.length;n++)t[n-1]=arguments[n];var o=Array.prototype.slice.call(arguments,1),i=e.replace(/%(\d)/g,function(e,t){return r.assert(t<o.length,"Message reference must be in range"),o[t]}),s=this.lastMarker.index,l=this.scanner.lineNumber,d=this.lastMarker.column+1;this.errorHandler.tolerateError(s,l,d,i)},e.prototype.unexpectedTokenError=function(e,t){var n=t||s.Messages.UnexpectedToken,r;if(e?(!t&&(n=2===e.type?s.Messages.UnexpectedEOS:3===e.type?s.Messages.UnexpectedIdentifier:6===e.type?s.Messages.UnexpectedNumber:8===e.type?s.Messages.UnexpectedString:10===e.type?s.Messages.UnexpectedTemplate:s.Messages.UnexpectedToken,4===e.type&&(this.scanner.isFutureReservedWord(e.value)?n=s.Messages.UnexpectedReserved:this.context.strict&&this.scanner.isStrictModeReservedWord(e.value)&&(n=s.Messages.StrictReservedWord))),r=e.value):r="ILLEGAL",n=n.replace("%0",r),e&&"number"==typeof e.lineNumber){var o=e.start,i=e.lineNumber,l=this.lastMarker.index-this.lastMarker.column,d=e.start-l+1;return this.errorHandler.createError(o,i,d,n)}var o=this.lastMarker.index,i=this.lastMarker.line,d=this.lastMarker.column+1;return this.errorHandler.createError(o,i,d,n)},e.prototype.throwUnexpectedToken=function(e,t){throw this.unexpectedTokenError(e,t)},e.prototype.tolerateUnexpectedToken=function(e,t){this.errorHandler.tolerate(this.unexpectedTokenError(e,t))},e.prototype.collectComments=function(){if(!this.config.comment)this.scanner.scanComments();else{var t=this.scanner.scanComments();if(0<t.length&&this.delegate)for(var n=0;n<t.length;++n){var r=t[n],e=void 0;e={type:r.multiLine?"BlockComment":"LineComment",value:this.scanner.source.slice(r.slice[0],r.slice[1])},this.config.range&&(e.range=r.range),this.config.loc&&(e.loc=r.loc);var o={start:{line:r.loc.start.line,column:r.loc.start.column,offset:r.range[0]},end:{line:r.loc.end.line,column:r.loc.end.column,offset:r.range[1]}};this.delegate(e,o)}}},e.prototype.getTokenRaw=function(e){return this.scanner.source.slice(e.start,e.end)},e.prototype.convertToken=function(e){var n={type:p.TokenName[e.type],value:this.getTokenRaw(e)};if(this.config.range&&(n.range=[e.start,e.end]),this.config.loc&&(n.loc={start:{line:this.startMarker.line,column:this.startMarker.column},end:{line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}),9===e.type){var t=e.pattern,r=e.flags;n.regex={pattern:t,flags:r}}return n},e.prototype.nextToken=function(){var e=this.lookahead;this.lastMarker.index=this.scanner.index,this.lastMarker.line=this.scanner.lineNumber,this.lastMarker.column=this.scanner.index-this.scanner.lineStart,this.collectComments(),this.scanner.index!==this.startMarker.index&&(this.startMarker.index=this.scanner.index,this.startMarker.line=this.scanner.lineNumber,this.startMarker.column=this.scanner.index-this.scanner.lineStart);var t=this.scanner.lex();return this.hasLineTerminator=e.lineNumber!==t.lineNumber,t&&this.context.strict&&3===t.type&&this.scanner.isStrictModeReservedWord(t.value)&&(t.type=4),this.lookahead=t,this.config.tokens&&2!==t.type&&this.tokens.push(this.convertToken(t)),e},e.prototype.nextRegexToken=function(){this.collectComments();var e=this.scanner.scanRegExp();return this.config.tokens&&(this.tokens.pop(),this.tokens.push(this.convertToken(e))),this.lookahead=e,this.nextToken(),e},e.prototype.createNode=function(){return{index:this.startMarker.index,line:this.startMarker.line,column:this.startMarker.column}},e.prototype.startNode=function(e){return{index:e.start,line:e.lineNumber,column:e.start-e.lineStart}},e.prototype.finalize=function(e,t){if(this.config.range&&(t.range=[e.index,this.lastMarker.index]),this.config.loc&&(t.loc={start:{line:e.line,column:e.column},end:{line:this.lastMarker.line,column:this.lastMarker.column}},this.config.source&&(t.loc.source=this.config.source)),this.delegate){var n={start:{line:e.line,column:e.column,offset:e.index},end:{line:this.lastMarker.line,column:this.lastMarker.column,offset:this.lastMarker.index}};this.delegate(t,n)}return t},e.prototype.expect=function(e){var t=this.nextToken();(7!==t.type||t.value!==e)&&this.throwUnexpectedToken(t)},e.prototype.expectCommaSeparator=function(){if(this.config.tolerant){var e=this.lookahead;7===e.type&&","===e.value?this.nextToken():7===e.type&&";"===e.value?(this.nextToken(),this.tolerateUnexpectedToken(e)):this.tolerateUnexpectedToken(e,s.Messages.UnexpectedToken)}else this.expect(",")},e.prototype.expectKeyword=function(e){var t=this.nextToken();(4!==t.type||t.value!==e)&&this.throwUnexpectedToken(t)},e.prototype.match=function(e){return 7===this.lookahead.type&&this.lookahead.value===e},e.prototype.matchKeyword=function(e){return 4===this.lookahead.type&&this.lookahead.value===e},e.prototype.matchContextualKeyword=function(e){return 3===this.lookahead.type&&this.lookahead.value===e},e.prototype.matchAssign=function(){if(7!==this.lookahead.type)return!1;var e=this.lookahead.value;return"="===e||"*="===e||"**="===e||"/="===e||"%="===e||"+="===e||"-="===e||"<<="===e||">>="===e||">>>="===e||"&="===e||"^="===e||"|="===e},e.prototype.isolateCoverGrammar=function(e){var t=this.context.isBindingElement,n=this.context.isAssignmentTarget,r=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;var o=e.call(this);return null!==this.context.firstCoverInitializedNameError&&this.throwUnexpectedToken(this.context.firstCoverInitializedNameError),this.context.isBindingElement=t,this.context.isAssignmentTarget=n,this.context.firstCoverInitializedNameError=r,o},e.prototype.inheritCoverGrammar=function(e){var t=this.context.isBindingElement,n=this.context.isAssignmentTarget,r=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;var o=e.call(this);return this.context.isBindingElement=this.context.isBindingElement&&t,this.context.isAssignmentTarget=this.context.isAssignmentTarget&&n,this.context.firstCoverInitializedNameError=r||this.context.firstCoverInitializedNameError,o},e.prototype.consumeSemicolon=function(){this.match(";")?this.nextToken():!this.hasLineTerminator&&(2!==this.lookahead.type&&!this.match("}")&&this.throwUnexpectedToken(this.lookahead),this.lastMarker.index=this.startMarker.index,this.lastMarker.line=this.startMarker.line,this.lastMarker.column=this.startMarker.column)},e.prototype.parsePrimaryExpression=function(){var e=this.createNode(),t,n,r;switch(this.lookahead.type){case 3:(this.context.isModule||this.context.await)&&"await"===this.lookahead.value&&this.tolerateUnexpectedToken(this.lookahead),t=this.matchAsyncFunction()?this.parseFunctionExpression():this.finalize(e,new l.Identifier(this.nextToken().value));break;case 6:case 8:this.context.strict&&this.lookahead.octal&&this.tolerateUnexpectedToken(this.lookahead,s.Messages.StrictOctalLiteral),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,n=this.nextToken(),r=this.getTokenRaw(n),t=this.finalize(e,new l.Literal(n.value,r));break;case 1:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,n=this.nextToken(),r=this.getTokenRaw(n),t=this.finalize(e,new l.Literal("true"===n.value,r));break;case 5:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,n=this.nextToken(),r=this.getTokenRaw(n),t=this.finalize(e,new l.Literal(null,r));break;case 10:t=this.parseTemplateLiteral();break;case 7:switch(this.lookahead.value){case"(":this.context.isBindingElement=!1,t=this.inheritCoverGrammar(this.parseGroupExpression);break;case"[":t=this.inheritCoverGrammar(this.parseArrayInitializer);break;case"{":t=this.inheritCoverGrammar(this.parseObjectInitializer);break;case"/":case"/=":this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.scanner.index=this.startMarker.index,n=this.nextRegexToken(),r=this.getTokenRaw(n),t=this.finalize(e,new l.RegexLiteral(n.regex,r,n.pattern,n.flags));break;default:t=this.throwUnexpectedToken(this.nextToken());}break;case 4:!this.context.strict&&this.context.allowYield&&this.matchKeyword("yield")?t=this.parseIdentifierName():!this.context.strict&&this.matchKeyword("let")?t=this.finalize(e,new l.Identifier(this.nextToken().value)):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.matchKeyword("function")?t=this.parseFunctionExpression():this.matchKeyword("this")?(this.nextToken(),t=this.finalize(e,new l.ThisExpression)):this.matchKeyword("class")?t=this.parseClassExpression():t=this.throwUnexpectedToken(this.nextToken()));break;default:t=this.throwUnexpectedToken(this.nextToken());}return t},e.prototype.parseSpreadElement=function(){var e=this.createNode();this.expect("...");var t=this.inheritCoverGrammar(this.parseAssignmentExpression);return this.finalize(e,new l.SpreadElement(t))},e.prototype.parseArrayInitializer=function(){var e=this.createNode(),t=[];for(this.expect("[");!this.match("]");)if(this.match(","))this.nextToken(),t.push(null);else if(this.match("...")){var n=this.parseSpreadElement();this.match("]")||(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.expect(",")),t.push(n)}else t.push(this.inheritCoverGrammar(this.parseAssignmentExpression)),this.match("]")||this.expect(",");return this.expect("]"),this.finalize(e,new l.ArrayExpression(t))},e.prototype.parsePropertyMethod=function(e){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var t=this.context.strict,n=this.context.allowStrictDirective;this.context.allowStrictDirective=e.simple;var r=this.isolateCoverGrammar(this.parseFunctionSourceElements);return this.context.strict&&e.firstRestricted&&this.tolerateUnexpectedToken(e.firstRestricted,e.message),this.context.strict&&e.stricted&&this.tolerateUnexpectedToken(e.stricted,e.message),this.context.strict=t,this.context.allowStrictDirective=n,r},e.prototype.parsePropertyMethodFunction=function(){var e=this.createNode(),t=this.context.allowYield;this.context.allowYield=!1;var n=this.parseFormalParameters(),r=this.parsePropertyMethod(n);return this.context.allowYield=t,this.finalize(e,new l.FunctionExpression(null,n.params,r,!1))},e.prototype.parsePropertyMethodAsyncFunction=function(){var e=this.createNode(),t=this.context.allowYield,n=this.context.await;this.context.allowYield=!1,this.context.await=!0;var r=this.parseFormalParameters(),o=this.parsePropertyMethod(r);return this.context.allowYield=t,this.context.await=n,this.finalize(e,new l.AsyncFunctionExpression(null,r.params,o))},e.prototype.parseObjectPropertyKey=function(){var e=this.createNode(),t=this.nextToken(),n;switch(t.type){case 8:case 6:this.context.strict&&t.octal&&this.tolerateUnexpectedToken(t,s.Messages.StrictOctalLiteral);var r=this.getTokenRaw(t);n=this.finalize(e,new l.Literal(t.value,r));break;case 3:case 1:case 5:case 4:n=this.finalize(e,new l.Identifier(t.value));break;case 7:"["===t.value?(n=this.isolateCoverGrammar(this.parseAssignmentExpression),this.expect("]")):n=this.throwUnexpectedToken(t);break;default:n=this.throwUnexpectedToken(t);}return n},e.prototype.isPropertyKey=function(e,t){return e.type===d.Syntax.Identifier&&e.name===t||e.type===d.Syntax.Literal&&e.value===t},e.prototype.parseObjectProperty=function(e){var t=this.createNode(),n=this.lookahead,r=null,o=null,i=!1,d=!1,p=!1,c=!1,u;if(3===n.type){var h=n.value;this.nextToken(),i=this.match("["),c=!this.hasLineTerminator&&"async"===h&&!this.match(":")&&!this.match("(")&&!this.match("*"),r=c?this.parseObjectPropertyKey():this.finalize(t,new l.Identifier(h))}else this.match("*")?this.nextToken():(i=this.match("["),r=this.parseObjectPropertyKey());var m=this.qualifiedPropertyName(this.lookahead);if(3===n.type&&!c&&"get"===n.value&&m)u="get",i=this.match("["),r=this.parseObjectPropertyKey(),this.context.allowYield=!1,o=this.parseGetterMethod();else if(3===n.type&&!c&&"set"===n.value&&m)u="set",i=this.match("["),r=this.parseObjectPropertyKey(),o=this.parseSetterMethod();else if(7===n.type&&"*"===n.value&&m)u="init",i=this.match("["),r=this.parseObjectPropertyKey(),o=this.parseGeneratorMethod(),d=!0;else if(r||this.throwUnexpectedToken(this.lookahead),u="init",this.match(":")&&!c)!i&&this.isPropertyKey(r,"__proto__")&&(e.value&&this.tolerateError(s.Messages.DuplicateProtoProperty),e.value=!0),this.nextToken(),o=this.inheritCoverGrammar(this.parseAssignmentExpression);else if(this.match("("))o=c?this.parsePropertyMethodAsyncFunction():this.parsePropertyMethodFunction(),d=!0;else if(3===n.type){var h=this.finalize(t,new l.Identifier(n.value));if(this.match("=")){this.context.firstCoverInitializedNameError=this.lookahead,this.nextToken(),p=!0;var g=this.isolateCoverGrammar(this.parseAssignmentExpression);o=this.finalize(t,new l.AssignmentPattern(h,g))}else p=!0,o=h}else this.throwUnexpectedToken(this.nextToken());return this.finalize(t,new l.Property(u,r,i,o,d,p))},e.prototype.parseObjectInitializer=function(){var e=this.createNode();this.expect("{");for(var t=[],n={value:!1};!this.match("}");)t.push(this.parseObjectProperty(n)),this.match("}")||this.expectCommaSeparator();return this.expect("}"),this.finalize(e,new l.ObjectExpression(t))},e.prototype.parseTemplateHead=function(){r.assert(this.lookahead.head,"Template literal must start with a template head");var e=this.createNode(),t=this.nextToken(),n=t.value,o=t.cooked;return this.finalize(e,new l.TemplateElement({raw:n,cooked:o},t.tail))},e.prototype.parseTemplateElement=function(){10!==this.lookahead.type&&this.throwUnexpectedToken();var e=this.createNode(),t=this.nextToken(),n=t.value,r=t.cooked;return this.finalize(e,new l.TemplateElement({raw:n,cooked:r},t.tail))},e.prototype.parseTemplateLiteral=function(){var e=this.createNode(),t=[],n=[],r=this.parseTemplateHead();for(n.push(r);!r.tail;)t.push(this.parseExpression()),r=this.parseTemplateElement(),n.push(r);return this.finalize(e,new l.TemplateLiteral(n,t))},e.prototype.reinterpretExpressionAsPattern=function(e){switch(e.type){case d.Syntax.Identifier:case d.Syntax.MemberExpression:case d.Syntax.RestElement:case d.Syntax.AssignmentPattern:break;case d.Syntax.SpreadElement:e.type=d.Syntax.RestElement,this.reinterpretExpressionAsPattern(e.argument);break;case d.Syntax.ArrayExpression:e.type=d.Syntax.ArrayPattern;for(var t=0;t<e.elements.length;t++)null!==e.elements[t]&&this.reinterpretExpressionAsPattern(e.elements[t]);break;case d.Syntax.ObjectExpression:e.type=d.Syntax.ObjectPattern;for(var t=0;t<e.properties.length;t++)this.reinterpretExpressionAsPattern(e.properties[t].value);break;case d.Syntax.AssignmentExpression:e.type=d.Syntax.AssignmentPattern,delete e.operator,this.reinterpretExpressionAsPattern(e.left);break;default:}},e.prototype.parseGroupExpression=function(){var e;if(this.expect("("),this.match(")"))this.nextToken(),this.match("=>")||this.expect("=>"),e={type:c,params:[],async:!1};else{var t=this.lookahead,n=[];if(this.match("..."))e=this.parseRestElement(n),this.expect(")"),this.match("=>")||this.expect("=>"),e={type:c,params:[e],async:!1};else{var r=!1;if(this.context.isBindingElement=!0,e=this.inheritCoverGrammar(this.parseAssignmentExpression),this.match(",")){var o=[];for(this.context.isAssignmentTarget=!1,o.push(e);2!==this.lookahead.type&&!!this.match(",");){if(this.nextToken(),this.match(")")){this.nextToken();for(var s=0;s<o.length;s++)this.reinterpretExpressionAsPattern(o[s]);r=!0,e={type:c,params:o,async:!1}}else if(this.match("...")){this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),o.push(this.parseRestElement(n)),this.expect(")"),this.match("=>")||this.expect("=>"),this.context.isBindingElement=!1;for(var s=0;s<o.length;s++)this.reinterpretExpressionAsPattern(o[s]);r=!0,e={type:c,params:o,async:!1}}else o.push(this.inheritCoverGrammar(this.parseAssignmentExpression));if(r)break}r||(e=this.finalize(this.startNode(t),new l.SequenceExpression(o)))}if(!r){if(this.expect(")"),this.match("=>")&&(e.type===d.Syntax.Identifier&&"yield"===e.name&&(r=!0,e={type:c,params:[e],async:!1}),!r)){if(this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),e.type===d.Syntax.SequenceExpression)for(var s=0;s<e.expressions.length;s++)this.reinterpretExpressionAsPattern(e.expressions[s]);else this.reinterpretExpressionAsPattern(e);var i=e.type===d.Syntax.SequenceExpression?e.expressions:[e];e={type:c,params:i,async:!1}}this.context.isBindingElement=!1}}}return e},e.prototype.parseArguments=function(){this.expect("(");var e=[];if(!this.match(")"))for(;;){var t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAssignmentExpression);if(e.push(t),this.match(")"))break;if(this.expectCommaSeparator(),this.match(")"))break}return this.expect(")"),e},e.prototype.isIdentifierName=function(e){return 3===e.type||4===e.type||1===e.type||5===e.type},e.prototype.parseIdentifierName=function(){var e=this.createNode(),t=this.nextToken();return this.isIdentifierName(t)||this.throwUnexpectedToken(t),this.finalize(e,new l.Identifier(t.value))},e.prototype.parseNewExpression=function(){var e=this.createNode(),t=this.parseIdentifierName();r.assert("new"===t.name,"New expression must start with `new`");var n;if(!this.match(".")){var o=this.isolateCoverGrammar(this.parseLeftHandSideExpression),i=this.match("(")?this.parseArguments():[];n=new l.NewExpression(o,i),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else if(this.nextToken(),3===this.lookahead.type&&this.context.inFunctionBody&&"target"===this.lookahead.value){var s=this.parseIdentifierName();n=new l.MetaProperty(t,s)}else this.throwUnexpectedToken(this.lookahead);return this.finalize(e,n)},e.prototype.parseAsyncArgument=function(){var e=this.parseAssignmentExpression();return this.context.firstCoverInitializedNameError=null,e},e.prototype.parseAsyncArguments=function(){this.expect("(");var e=[];if(!this.match(")"))for(;;){var t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAsyncArgument);if(e.push(t),this.match(")"))break;if(this.expectCommaSeparator(),this.match(")"))break}return this.expect(")"),e},e.prototype.parseLeftHandSideExpressionAllowCall=function(){var e=this.lookahead,t=this.matchContextualKeyword("async"),n=this.context.allowIn;this.context.allowIn=!0;var r;for(this.matchKeyword("super")&&this.context.inFunctionBody?(r=this.createNode(),this.nextToken(),r=this.finalize(r,new l.Super),!this.match("(")&&!this.match(".")&&!this.match("[")&&this.throwUnexpectedToken(this.lookahead)):r=this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression);;)if(this.match(".")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect(".");var o=this.parseIdentifierName();r=this.finalize(this.startNode(e),new l.StaticMemberExpression(r,o))}else if(this.match("(")){var s=t&&e.lineNumber===this.lookahead.lineNumber;this.context.isBindingElement=!1,this.context.isAssignmentTarget=!1;var d=s?this.parseAsyncArguments():this.parseArguments();if(r=this.finalize(this.startNode(e),new l.CallExpression(r,d)),s&&this.match("=>")){for(var p=0;p<d.length;++p)this.reinterpretExpressionAsPattern(d[p]);r={type:c,params:d,async:!0}}}else if(this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("[");var o=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),r=this.finalize(this.startNode(e),new l.ComputedMemberExpression(r,o))}else if(10===this.lookahead.type&&this.lookahead.head){var i=this.parseTemplateLiteral();r=this.finalize(this.startNode(e),new l.TaggedTemplateExpression(r,i))}else break;return this.context.allowIn=n,r},e.prototype.parseSuper=function(){var e=this.createNode();return this.expectKeyword("super"),this.match("[")||this.match(".")||this.throwUnexpectedToken(this.lookahead),this.finalize(e,new l.Super)},e.prototype.parseLeftHandSideExpression=function(){r.assert(this.context.allowIn,"callee of new expression always allow in keyword.");for(var e=this.startNode(this.lookahead),t=this.matchKeyword("super")&&this.context.inFunctionBody?this.parseSuper():this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression);;)if(this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("[");var n=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),t=this.finalize(e,new l.ComputedMemberExpression(t,n))}else if(this.match(".")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect(".");var n=this.parseIdentifierName();t=this.finalize(e,new l.StaticMemberExpression(t,n))}else if(10===this.lookahead.type&&this.lookahead.head){var o=this.parseTemplateLiteral();t=this.finalize(e,new l.TaggedTemplateExpression(t,o))}else break;return t},e.prototype.parseUpdateExpression=function(){var e=this.lookahead,t;if(this.match("++")||this.match("--")){var n=this.startNode(e),r=this.nextToken();t=this.inheritCoverGrammar(this.parseUnaryExpression),this.context.strict&&t.type===d.Syntax.Identifier&&this.scanner.isRestrictedWord(t.name)&&this.tolerateError(s.Messages.StrictLHSPrefix),this.context.isAssignmentTarget||this.tolerateError(s.Messages.InvalidLHSInAssignment);var o=!0;t=this.finalize(n,new l.UpdateExpression(r.value,t,o)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else if(t=this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall),!this.hasLineTerminator&&7===this.lookahead.type&&(this.match("++")||this.match("--"))){this.context.strict&&t.type===d.Syntax.Identifier&&this.scanner.isRestrictedWord(t.name)&&this.tolerateError(s.Messages.StrictLHSPostfix),this.context.isAssignmentTarget||this.tolerateError(s.Messages.InvalidLHSInAssignment),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var i=this.nextToken().value,o=!1;t=this.finalize(this.startNode(e),new l.UpdateExpression(i,t,o))}return t},e.prototype.parseAwaitExpression=function(){var e=this.createNode();this.nextToken();var t=this.parseUnaryExpression();return this.finalize(e,new l.AwaitExpression(t))},e.prototype.parseUnaryExpression=function(){var e;if(this.match("+")||this.match("-")||this.match("~")||this.match("!")||this.matchKeyword("delete")||this.matchKeyword("void")||this.matchKeyword("typeof")){var t=this.startNode(this.lookahead),n=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),e=this.finalize(t,new l.UnaryExpression(n.value,e)),this.context.strict&&"delete"===e.operator&&e.argument.type===d.Syntax.Identifier&&this.tolerateError(s.Messages.StrictDelete),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else e=this.context.await&&this.matchContextualKeyword("await")?this.parseAwaitExpression():this.parseUpdateExpression();return e},e.prototype.parseExponentiationExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseUnaryExpression);if(t.type!==d.Syntax.UnaryExpression&&this.match("**")){this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var n=t,r=this.isolateCoverGrammar(this.parseExponentiationExpression);t=this.finalize(this.startNode(e),new l.BinaryExpression("**",n,r))}return t},e.prototype.binaryPrecedence=function(e){var t=e.value,n;return n=7===e.type?this.operatorPrecedence[t]||0:4===e.type?"instanceof"===t||this.context.allowIn&&"in"===t?7:0:0,n},e.prototype.parseBinaryExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseExponentiationExpression),n=this.lookahead,r=this.binaryPrecedence(n);if(0<r){this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;for(var o=[e,this.lookahead],s=t,d=this.isolateCoverGrammar(this.parseExponentiationExpression),p=[s,n.value,d],c=[r];r=this.binaryPrecedence(this.lookahead),!(0>=r);){for(;2<p.length&&r<=c[c.length-1];){d=p.pop();var u=p.pop();c.pop(),s=p.pop(),o.pop();var h=this.startNode(o[o.length-1]);p.push(this.finalize(h,new l.BinaryExpression(u,s,d)))}p.push(this.nextToken().value),c.push(r),o.push(this.lookahead),p.push(this.isolateCoverGrammar(this.parseExponentiationExpression))}var m=p.length-1;for(t=p[m],o.pop();1<m;){var h=this.startNode(o.pop()),u=p[m-1];t=this.finalize(h,new l.BinaryExpression(u,p[m-2],t)),m-=2}}return t},e.prototype.parseConditionalExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseBinaryExpression);if(this.match("?")){this.nextToken();var n=this.context.allowIn;this.context.allowIn=!0;var r=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowIn=n,this.expect(":");var o=this.isolateCoverGrammar(this.parseAssignmentExpression);t=this.finalize(this.startNode(e),new l.ConditionalExpression(t,r,o)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return t},e.prototype.checkPatternParam=function(e,t){switch(t.type){case d.Syntax.Identifier:this.validateParam(e,t,t.name);break;case d.Syntax.RestElement:this.checkPatternParam(e,t.argument);break;case d.Syntax.AssignmentPattern:this.checkPatternParam(e,t.left);break;case d.Syntax.ArrayPattern:for(var n=0;n<t.elements.length;n++)null!==t.elements[n]&&this.checkPatternParam(e,t.elements[n]);break;case d.Syntax.ObjectPattern:for(var n=0;n<t.properties.length;n++)this.checkPatternParam(e,t.properties[n].value);break;default:}e.simple=e.simple&&t instanceof l.Identifier},e.prototype.reinterpretAsCoverFormalsList=function(e){var t=[e],n=!1,r;switch(e.type){case d.Syntax.Identifier:break;case c:t=e.params,n=e.async;break;default:return null;}r={simple:!0,paramSet:{}};for(var o=0,i;o<t.length;++o)i=t[o],i.type===d.Syntax.AssignmentPattern?i.right.type===d.Syntax.YieldExpression&&(i.right.argument&&this.throwUnexpectedToken(this.lookahead),i.right.type=d.Syntax.Identifier,i.right.name="yield",delete i.right.argument,delete i.right.delegate):n&&i.type===d.Syntax.Identifier&&"await"===i.name&&this.throwUnexpectedToken(this.lookahead),this.checkPatternParam(r,i),t[o]=i;if(this.context.strict||!this.context.allowYield)for(var o=0,i;o<t.length;++o)i=t[o],i.type===d.Syntax.YieldExpression&&this.throwUnexpectedToken(this.lookahead);if(r.message===s.Messages.StrictParamDupe){var l=this.context.strict?r.stricted:r.firstRestricted;this.throwUnexpectedToken(l,r.message)}return{simple:r.simple,params:t,stricted:r.stricted,firstRestricted:r.firstRestricted,message:r.message}},e.prototype.parseAssignmentExpression=function(){var e;if(!this.context.allowYield&&this.matchKeyword("yield"))e=this.parseYieldExpression();else{var t=this.lookahead,n=t;if(e=this.parseConditionalExpression(),3===n.type&&n.lineNumber===this.lookahead.lineNumber&&"async"===n.value&&(3===this.lookahead.type||this.matchKeyword("yield"))){var r=this.parsePrimaryExpression();this.reinterpretExpressionAsPattern(r),e={type:c,params:[r],async:!0}}if(e.type===c||this.match("=>")){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var o=e.async,i=this.reinterpretAsCoverFormalsList(e);if(i){this.hasLineTerminator&&this.tolerateUnexpectedToken(this.lookahead),this.context.firstCoverInitializedNameError=null;var p=this.context.strict,u=this.context.allowStrictDirective;this.context.allowStrictDirective=i.simple;var h=this.context.allowYield,m=this.context.await;this.context.allowYield=!0,this.context.await=o;var g=this.startNode(t);this.expect("=>");var f;if(this.match("{")){var y=this.context.allowIn;this.context.allowIn=!0,f=this.parseFunctionSourceElements(),this.context.allowIn=y}else f=this.isolateCoverGrammar(this.parseAssignmentExpression);var b=f.type!==d.Syntax.BlockStatement;this.context.strict&&i.firstRestricted&&this.throwUnexpectedToken(i.firstRestricted,i.message),this.context.strict&&i.stricted&&this.tolerateUnexpectedToken(i.stricted,i.message),e=o?this.finalize(g,new l.AsyncArrowFunctionExpression(i.params,f,b)):this.finalize(g,new l.ArrowFunctionExpression(i.params,f,b)),this.context.strict=p,this.context.allowStrictDirective=u,this.context.allowYield=h,this.context.await=m}}else if(this.matchAssign()){if(this.context.isAssignmentTarget||this.tolerateError(s.Messages.InvalidLHSInAssignment),this.context.strict&&e.type===d.Syntax.Identifier){var x=e;this.scanner.isRestrictedWord(x.name)&&this.tolerateUnexpectedToken(n,s.Messages.StrictLHSAssignment),this.scanner.isStrictModeReservedWord(x.name)&&this.tolerateUnexpectedToken(n,s.Messages.StrictReservedWord)}this.match("=")?this.reinterpretExpressionAsPattern(e):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1),n=this.nextToken();var v=n.value,k=this.isolateCoverGrammar(this.parseAssignmentExpression);e=this.finalize(this.startNode(t),new l.AssignmentExpression(v,e,k)),this.context.firstCoverInitializedNameError=null}}return e},e.prototype.parseExpression=function(){var e=this.lookahead,t=this.isolateCoverGrammar(this.parseAssignmentExpression);if(this.match(",")){for(var n=[t];2!==this.lookahead.type&&!!this.match(",");)this.nextToken(),n.push(this.isolateCoverGrammar(this.parseAssignmentExpression));t=this.finalize(this.startNode(e),new l.SequenceExpression(n))}return t},e.prototype.parseStatementListItem=function(){var e;if(this.context.isAssignmentTarget=!0,this.context.isBindingElement=!0,4===this.lookahead.type)switch(this.lookahead.value){case"export":this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,s.Messages.IllegalExportDeclaration),e=this.parseExportDeclaration();break;case"import":this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,s.Messages.IllegalImportDeclaration),e=this.parseImportDeclaration();break;case"const":e=this.parseLexicalDeclaration({inFor:!1});break;case"function":e=this.parseFunctionDeclaration();break;case"class":e=this.parseClassDeclaration();break;case"let":e=this.isLexicalDeclaration()?this.parseLexicalDeclaration({inFor:!1}):this.parseStatement();break;default:e=this.parseStatement();}else e=this.parseStatement();return e},e.prototype.parseBlock=function(){var e=this.createNode();this.expect("{");for(var t=[];!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.finalize(e,new l.BlockStatement(t))},e.prototype.parseLexicalBinding=function(e,t){var n=this.createNode(),r=this.parsePattern([],e);this.context.strict&&r.type===d.Syntax.Identifier&&this.scanner.isRestrictedWord(r.name)&&this.tolerateError(s.Messages.StrictVarName);var o=null;return"const"===e?!this.matchKeyword("in")&&!this.matchContextualKeyword("of")&&(this.match("=")?(this.nextToken(),o=this.isolateCoverGrammar(this.parseAssignmentExpression)):this.throwError(s.Messages.DeclarationMissingInitializer,"const")):(!t.inFor&&r.type!==d.Syntax.Identifier||this.match("="))&&(this.expect("="),o=this.isolateCoverGrammar(this.parseAssignmentExpression)),this.finalize(n,new l.VariableDeclarator(r,o))},e.prototype.parseBindingList=function(e,t){for(var n=[this.parseLexicalBinding(e,t)];this.match(",");)this.nextToken(),n.push(this.parseLexicalBinding(e,t));return n},e.prototype.isLexicalDeclaration=function(){var e=this.scanner.saveState();this.scanner.scanComments();var t=this.scanner.lex();return this.scanner.restoreState(e),3===t.type||7===t.type&&"["===t.value||7===t.type&&"{"===t.value||4===t.type&&"let"===t.value||4===t.type&&"yield"===t.value},e.prototype.parseLexicalDeclaration=function(e){var t=this.createNode(),n=this.nextToken().value;r.assert("let"===n||"const"===n,"Lexical declaration must be either let or const");var o=this.parseBindingList(n,e);return this.consumeSemicolon(),this.finalize(t,new l.VariableDeclaration(o,n))},e.prototype.parseBindingRestElement=function(e,t){var n=this.createNode();this.expect("...");var r=this.parsePattern(e,t);return this.finalize(n,new l.RestElement(r))},e.prototype.parseArrayPattern=function(e,t){var n=this.createNode();this.expect("[");for(var r=[];!this.match("]");)if(this.match(","))this.nextToken(),r.push(null);else{if(this.match("...")){r.push(this.parseBindingRestElement(e,t));break}else r.push(this.parsePatternWithDefault(e,t));this.match("]")||this.expect(",")}return this.expect("]"),this.finalize(n,new l.ArrayPattern(r))},e.prototype.parsePropertyPattern=function(e,t){var n=this.createNode(),r=!1,o=!1,i,s;if(3===this.lookahead.type){var d=this.lookahead;i=this.parseVariableIdentifier();var p=this.finalize(n,new l.Identifier(d.value));if(this.match("=")){e.push(d),o=!0,this.nextToken();var c=this.parseAssignmentExpression();s=this.finalize(this.startNode(d),new l.AssignmentPattern(p,c))}else this.match(":")?(this.expect(":"),s=this.parsePatternWithDefault(e,t)):(e.push(d),o=!0,s=p)}else r=this.match("["),i=this.parseObjectPropertyKey(),this.expect(":"),s=this.parsePatternWithDefault(e,t);return this.finalize(n,new l.Property("init",i,r,s,!1,o))},e.prototype.parseObjectPattern=function(e,t){var n=this.createNode(),r=[];for(this.expect("{");!this.match("}");)r.push(this.parsePropertyPattern(e,t)),this.match("}")||this.expect(",");return this.expect("}"),this.finalize(n,new l.ObjectPattern(r))},e.prototype.parsePattern=function(e,t){var n;return this.match("[")?n=this.parseArrayPattern(e,t):this.match("{")?n=this.parseObjectPattern(e,t):(this.matchKeyword("let")&&("const"===t||"let"===t)&&this.tolerateUnexpectedToken(this.lookahead,s.Messages.LetInLexicalBinding),e.push(this.lookahead),n=this.parseVariableIdentifier(t)),n},e.prototype.parsePatternWithDefault=function(e,t){var n=this.lookahead,r=this.parsePattern(e,t);if(this.match("=")){this.nextToken();var o=this.context.allowYield;this.context.allowYield=!0;var i=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowYield=o,r=this.finalize(this.startNode(n),new l.AssignmentPattern(r,i))}return r},e.prototype.parseVariableIdentifier=function(e){var t=this.createNode(),n=this.nextToken();return 4===n.type&&"yield"===n.value?this.context.strict?this.tolerateUnexpectedToken(n,s.Messages.StrictReservedWord):!this.context.allowYield&&this.throwUnexpectedToken(n):3===n.type?(this.context.isModule||this.context.await)&&3===n.type&&"await"===n.value&&this.tolerateUnexpectedToken(n):this.context.strict&&4===n.type&&this.scanner.isStrictModeReservedWord(n.value)?this.tolerateUnexpectedToken(n,s.Messages.StrictReservedWord):(this.context.strict||"let"!==n.value||"var"!==e)&&this.throwUnexpectedToken(n),this.finalize(t,new l.Identifier(n.value))},e.prototype.parseVariableDeclaration=function(e){var t=this.createNode(),n=this.parsePattern([],"var");this.context.strict&&n.type===d.Syntax.Identifier&&this.scanner.isRestrictedWord(n.name)&&this.tolerateError(s.Messages.StrictVarName);var r=null;return this.match("=")?(this.nextToken(),r=this.isolateCoverGrammar(this.parseAssignmentExpression)):n.type!==d.Syntax.Identifier&&!e.inFor&&this.expect("="),this.finalize(t,new l.VariableDeclarator(n,r))},e.prototype.parseVariableDeclarationList=function(e){var t={inFor:e.inFor},n=[];for(n.push(this.parseVariableDeclaration(t));this.match(",");)this.nextToken(),n.push(this.parseVariableDeclaration(t));return n},e.prototype.parseVariableStatement=function(){var e=this.createNode();this.expectKeyword("var");var t=this.parseVariableDeclarationList({inFor:!1});return this.consumeSemicolon(),this.finalize(e,new l.VariableDeclaration(t,"var"))},e.prototype.parseEmptyStatement=function(){var e=this.createNode();return this.expect(";"),this.finalize(e,new l.EmptyStatement)},e.prototype.parseExpressionStatement=function(){var e=this.createNode(),t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new l.ExpressionStatement(t))},e.prototype.parseIfClause=function(){return this.context.strict&&this.matchKeyword("function")&&this.tolerateError(s.Messages.StrictFunction),this.parseStatement()},e.prototype.parseIfStatement=function(){var e=this.createNode(),t=null,n;this.expectKeyword("if"),this.expect("(");var r=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),n=this.finalize(this.createNode(),new l.EmptyStatement)):(this.expect(")"),n=this.parseIfClause(),this.matchKeyword("else")&&(this.nextToken(),t=this.parseIfClause())),this.finalize(e,new l.IfStatement(r,n,t))},e.prototype.parseDoWhileStatement=function(){var e=this.createNode();this.expectKeyword("do");var t=this.context.inIteration;this.context.inIteration=!0;var n=this.parseStatement();this.context.inIteration=t,this.expectKeyword("while"),this.expect("(");var r=this.parseExpression();return!this.match(")")&&this.config.tolerant?this.tolerateUnexpectedToken(this.nextToken()):(this.expect(")"),this.match(";")&&this.nextToken()),this.finalize(e,new l.DoWhileStatement(n,r))},e.prototype.parseWhileStatement=function(){var e=this.createNode(),t;this.expectKeyword("while"),this.expect("(");var n=this.parseExpression();if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),t=this.finalize(this.createNode(),new l.EmptyStatement);else{this.expect(")");var r=this.context.inIteration;this.context.inIteration=!0,t=this.parseStatement(),this.context.inIteration=r}return this.finalize(e,new l.WhileStatement(n,t))},e.prototype.parseForStatement=function(){var e=null,t=null,n=null,r=!0,o=this.createNode(),i,p;if(this.expectKeyword("for"),this.expect("("),this.match(";"))this.nextToken();else if(this.matchKeyword("var")){e=this.createNode(),this.nextToken();var c=this.context.allowIn;this.context.allowIn=!1;var u=this.parseVariableDeclarationList({inFor:!0});if(this.context.allowIn=c,1===u.length&&this.matchKeyword("in")){var h=u[0];h.init&&(h.id.type===d.Syntax.ArrayPattern||h.id.type===d.Syntax.ObjectPattern||this.context.strict)&&this.tolerateError(s.Messages.ForInOfLoopInitializer,"for-in"),e=this.finalize(e,new l.VariableDeclaration(u,"var")),this.nextToken(),i=e,p=this.parseExpression(),e=null}else 1===u.length&&null===u[0].init&&this.matchContextualKeyword("of")?(e=this.finalize(e,new l.VariableDeclaration(u,"var")),this.nextToken(),i=e,p=this.parseAssignmentExpression(),e=null,r=!1):(e=this.finalize(e,new l.VariableDeclaration(u,"var")),this.expect(";"))}else if(this.matchKeyword("const")||this.matchKeyword("let")){e=this.createNode();var m=this.nextToken().value;if(!this.context.strict&&"in"===this.lookahead.value)e=this.finalize(e,new l.Identifier(m)),this.nextToken(),i=e,p=this.parseExpression(),e=null;else{var c=this.context.allowIn;this.context.allowIn=!1;var u=this.parseBindingList(m,{inFor:!0});this.context.allowIn=c,1===u.length&&null===u[0].init&&this.matchKeyword("in")?(e=this.finalize(e,new l.VariableDeclaration(u,m)),this.nextToken(),i=e,p=this.parseExpression(),e=null):1===u.length&&null===u[0].init&&this.matchContextualKeyword("of")?(e=this.finalize(e,new l.VariableDeclaration(u,m)),this.nextToken(),i=e,p=this.parseAssignmentExpression(),e=null,r=!1):(this.consumeSemicolon(),e=this.finalize(e,new l.VariableDeclaration(u,m)))}}else{var g=this.lookahead,c=this.context.allowIn;if(this.context.allowIn=!1,e=this.inheritCoverGrammar(this.parseAssignmentExpression),this.context.allowIn=c,this.matchKeyword("in"))this.context.isAssignmentTarget&&e.type!==d.Syntax.AssignmentExpression||this.tolerateError(s.Messages.InvalidLHSInForIn),this.nextToken(),this.reinterpretExpressionAsPattern(e),i=e,p=this.parseExpression(),e=null;else if(this.matchContextualKeyword("of"))this.context.isAssignmentTarget&&e.type!==d.Syntax.AssignmentExpression||this.tolerateError(s.Messages.InvalidLHSInForLoop),this.nextToken(),this.reinterpretExpressionAsPattern(e),i=e,p=this.parseAssignmentExpression(),e=null,r=!1;else{if(this.match(",")){for(var f=[e];this.match(",");)this.nextToken(),f.push(this.isolateCoverGrammar(this.parseAssignmentExpression));e=this.finalize(this.startNode(g),new l.SequenceExpression(f))}this.expect(";")}}"undefined"==typeof i&&(!this.match(";")&&(t=this.parseExpression()),this.expect(";"),!this.match(")")&&(n=this.parseExpression()));var y;if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),y=this.finalize(this.createNode(),new l.EmptyStatement);else{this.expect(")");var b=this.context.inIteration;this.context.inIteration=!0,y=this.isolateCoverGrammar(this.parseStatement),this.context.inIteration=b}return"undefined"==typeof i?this.finalize(o,new l.ForStatement(e,t,n,y)):r?this.finalize(o,new l.ForInStatement(i,p,y)):this.finalize(o,new l.ForOfStatement(i,p,y))},e.prototype.parseContinueStatement=function(){var e=this.createNode();this.expectKeyword("continue");var t=null;if(3===this.lookahead.type&&!this.hasLineTerminator){var n=this.parseVariableIdentifier();t=n;var r="$"+n.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,r)||this.throwError(s.Messages.UnknownLabel,n.name)}return this.consumeSemicolon(),null!==t||this.context.inIteration||this.throwError(s.Messages.IllegalContinue),this.finalize(e,new l.ContinueStatement(t))},e.prototype.parseBreakStatement=function(){var e=this.createNode();this.expectKeyword("break");var t=null;if(3===this.lookahead.type&&!this.hasLineTerminator){var n=this.parseVariableIdentifier(),r="$"+n.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,r)||this.throwError(s.Messages.UnknownLabel,n.name),t=n}return this.consumeSemicolon(),null!==t||this.context.inIteration||this.context.inSwitch||this.throwError(s.Messages.IllegalBreak),this.finalize(e,new l.BreakStatement(t))},e.prototype.parseReturnStatement=function(){this.context.inFunctionBody||this.tolerateError(s.Messages.IllegalReturn);var e=this.createNode();this.expectKeyword("return");var t=!this.match(";")&&!this.match("}")&&!this.hasLineTerminator&&2!==this.lookahead.type,n=t?this.parseExpression():null;return this.consumeSemicolon(),this.finalize(e,new l.ReturnStatement(n))},e.prototype.parseWithStatement=function(){this.context.strict&&this.tolerateError(s.Messages.StrictModeWith);var e=this.createNode(),t;this.expectKeyword("with"),this.expect("(");var n=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),t=this.finalize(this.createNode(),new l.EmptyStatement)):(this.expect(")"),t=this.parseStatement()),this.finalize(e,new l.WithStatement(n,t))},e.prototype.parseSwitchCase=function(){var e=this.createNode(),t;this.matchKeyword("default")?(this.nextToken(),t=null):(this.expectKeyword("case"),t=this.parseExpression()),this.expect(":");for(var n=[];!(this.match("}")||this.matchKeyword("default")||this.matchKeyword("case"));)n.push(this.parseStatementListItem());return this.finalize(e,new l.SwitchCase(t,n))},e.prototype.parseSwitchStatement=function(){var e=this.createNode();this.expectKeyword("switch"),this.expect("(");var t=this.parseExpression();this.expect(")");var n=this.context.inSwitch;this.context.inSwitch=!0;var r=[],o=!1;for(this.expect("{");!this.match("}");){var i=this.parseSwitchCase();null===i.test&&(o&&this.throwError(s.Messages.MultipleDefaultsInSwitch),o=!0),r.push(i)}return this.expect("}"),this.context.inSwitch=n,this.finalize(e,new l.SwitchStatement(t,r))},e.prototype.parseLabelledStatement=function(){var e=this.createNode(),t=this.parseExpression(),n;if(t.type===d.Syntax.Identifier&&this.match(":")){this.nextToken();var r=t,o="$"+r.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,o)&&this.throwError(s.Messages.Redeclaration,"Label",r.name),this.context.labelSet[o]=!0;var i;if(this.matchKeyword("class"))this.tolerateUnexpectedToken(this.lookahead),i=this.parseClassDeclaration();else if(this.matchKeyword("function")){var p=this.lookahead,c=this.parseFunctionDeclaration();this.context.strict?this.tolerateUnexpectedToken(p,s.Messages.StrictFunction):c.generator&&this.tolerateUnexpectedToken(p,s.Messages.GeneratorInLegacyContext),i=c}else i=this.parseStatement();delete this.context.labelSet[o],n=new l.LabeledStatement(r,i)}else this.consumeSemicolon(),n=new l.ExpressionStatement(t);return this.finalize(e,n)},e.prototype.parseThrowStatement=function(){var e=this.createNode();this.expectKeyword("throw"),this.hasLineTerminator&&this.throwError(s.Messages.NewlineAfterThrow);var t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new l.ThrowStatement(t))},e.prototype.parseCatchClause=function(){var e=this.createNode();this.expectKeyword("catch"),this.expect("("),this.match(")")&&this.throwUnexpectedToken(this.lookahead);for(var t=[],n=this.parsePattern(t),r={},o=0,i;o<t.length;o++)i="$"+t[o].value,Object.prototype.hasOwnProperty.call(r,i)&&this.tolerateError(s.Messages.DuplicateBinding,t[o].value),r[i]=!0;this.context.strict&&n.type===d.Syntax.Identifier&&this.scanner.isRestrictedWord(n.name)&&this.tolerateError(s.Messages.StrictCatchVariable),this.expect(")");var p=this.parseBlock();return this.finalize(e,new l.CatchClause(n,p))},e.prototype.parseFinallyClause=function(){return this.expectKeyword("finally"),this.parseBlock()},e.prototype.parseTryStatement=function(){var e=this.createNode();this.expectKeyword("try");var t=this.parseBlock(),n=this.matchKeyword("catch")?this.parseCatchClause():null,r=this.matchKeyword("finally")?this.parseFinallyClause():null;return n||r||this.throwError(s.Messages.NoCatchOrFinally),this.finalize(e,new l.TryStatement(t,n,r))},e.prototype.parseDebuggerStatement=function(){var e=this.createNode();return this.expectKeyword("debugger"),this.consumeSemicolon(),this.finalize(e,new l.DebuggerStatement)},e.prototype.parseStatement=function(){var e;switch(this.lookahead.type){case 1:case 5:case 6:case 8:case 10:case 9:e=this.parseExpressionStatement();break;case 7:var t=this.lookahead.value;e="{"===t?this.parseBlock():"("===t?this.parseExpressionStatement():";"===t?this.parseEmptyStatement():this.parseExpressionStatement();break;case 3:e=this.matchAsyncFunction()?this.parseFunctionDeclaration():this.parseLabelledStatement();break;case 4:switch(this.lookahead.value){case"break":e=this.parseBreakStatement();break;case"continue":e=this.parseContinueStatement();break;case"debugger":e=this.parseDebuggerStatement();break;case"do":e=this.parseDoWhileStatement();break;case"for":e=this.parseForStatement();break;case"function":e=this.parseFunctionDeclaration();break;case"if":e=this.parseIfStatement();break;case"return":e=this.parseReturnStatement();break;case"switch":e=this.parseSwitchStatement();break;case"throw":e=this.parseThrowStatement();break;case"try":e=this.parseTryStatement();break;case"var":e=this.parseVariableStatement();break;case"while":e=this.parseWhileStatement();break;case"with":e=this.parseWithStatement();break;default:e=this.parseExpressionStatement();}break;default:e=this.throwUnexpectedToken(this.lookahead);}return e},e.prototype.parseFunctionSourceElements=function(){var e=this.createNode();this.expect("{");var t=this.parseDirectivePrologues(),n=this.context.labelSet,r=this.context.inIteration,o=this.context.inSwitch,i=this.context.inFunctionBody;for(this.context.labelSet={},this.context.inIteration=!1,this.context.inSwitch=!1,this.context.inFunctionBody=!0;2!==this.lookahead.type&&!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.context.labelSet=n,this.context.inIteration=r,this.context.inSwitch=o,this.context.inFunctionBody=i,this.finalize(e,new l.BlockStatement(t))},e.prototype.validateParam=function(e,t,n){var r="$"+n;this.context.strict?(this.scanner.isRestrictedWord(n)&&(e.stricted=t,e.message=s.Messages.StrictParamName),Object.prototype.hasOwnProperty.call(e.paramSet,r)&&(e.stricted=t,e.message=s.Messages.StrictParamDupe)):!e.firstRestricted&&(this.scanner.isRestrictedWord(n)?(e.firstRestricted=t,e.message=s.Messages.StrictParamName):this.scanner.isStrictModeReservedWord(n)?(e.firstRestricted=t,e.message=s.Messages.StrictReservedWord):Object.prototype.hasOwnProperty.call(e.paramSet,r)&&(e.stricted=t,e.message=s.Messages.StrictParamDupe)),"function"==typeof Object.defineProperty?Object.defineProperty(e.paramSet,r,{value:!0,enumerable:!0,writable:!0,configurable:!0}):e.paramSet[r]=!0},e.prototype.parseRestElement=function(e){var t=this.createNode();this.expect("...");var n=this.parsePattern(e);return this.match("=")&&this.throwError(s.Messages.DefaultRestParameter),this.match(")")||this.throwError(s.Messages.ParameterAfterRestParameter),this.finalize(t,new l.RestElement(n))},e.prototype.parseFormalParameter=function(e){for(var t=[],n=this.match("...")?this.parseRestElement(t):this.parsePatternWithDefault(t),r=0;r<t.length;r++)this.validateParam(e,t[r],t[r].value);e.simple=e.simple&&n instanceof l.Identifier,e.params.push(n)},e.prototype.parseFormalParameters=function(e){var t;if(t={simple:!0,params:[],firstRestricted:e},this.expect("("),!this.match(")"))for(t.paramSet={};2!==this.lookahead.type&&(this.parseFormalParameter(t),!this.match(")"))&&(this.expect(","),!this.match(")")););return this.expect(")"),{simple:t.simple,params:t.params,stricted:t.stricted,firstRestricted:t.firstRestricted,message:t.message}},e.prototype.matchAsyncFunction=function(){var e=this.matchContextualKeyword("async");if(e){var t=this.scanner.saveState();this.scanner.scanComments();var n=this.scanner.lex();this.scanner.restoreState(t),e=t.lineNumber===n.lineNumber&&4===n.type&&"function"===n.value}return e},e.prototype.parseFunctionDeclaration=function(e){var t=this.createNode(),n=this.matchContextualKeyword("async");n&&this.nextToken(),this.expectKeyword("function");var r=!n&&this.match("*");r&&this.nextToken();var o=null,i=null,d;if(!e||!this.match("(")){var p=this.lookahead;o=this.parseVariableIdentifier(),this.context.strict?this.scanner.isRestrictedWord(p.value)&&this.tolerateUnexpectedToken(p,s.Messages.StrictFunctionName):this.scanner.isRestrictedWord(p.value)?(i=p,d=s.Messages.StrictFunctionName):this.scanner.isStrictModeReservedWord(p.value)&&(i=p,d=s.Messages.StrictReservedWord)}var c=this.context.await,u=this.context.allowYield;this.context.await=n,this.context.allowYield=!r;var h=this.parseFormalParameters(i),m=h.params,g=h.stricted;i=h.firstRestricted,h.message&&(d=h.message);var f=this.context.strict,y=this.context.allowStrictDirective;this.context.allowStrictDirective=h.simple;var b=this.parseFunctionSourceElements();return this.context.strict&&i&&this.throwUnexpectedToken(i,d),this.context.strict&&g&&this.tolerateUnexpectedToken(g,d),this.context.strict=f,this.context.allowStrictDirective=y,this.context.await=c,this.context.allowYield=u,n?this.finalize(t,new l.AsyncFunctionDeclaration(o,m,b)):this.finalize(t,new l.FunctionDeclaration(o,m,b,r))},e.prototype.parseFunctionExpression=function(){var e=this.createNode(),t=this.matchContextualKeyword("async");t&&this.nextToken(),this.expectKeyword("function");var n=!t&&this.match("*");n&&this.nextToken();var r=null,o=this.context.await,i=this.context.allowYield,d,p;if(this.context.await=t,this.context.allowYield=!n,!this.match("(")){var c=this.lookahead;r=this.context.strict||n||!this.matchKeyword("yield")?this.parseVariableIdentifier():this.parseIdentifierName(),this.context.strict?this.scanner.isRestrictedWord(c.value)&&this.tolerateUnexpectedToken(c,s.Messages.StrictFunctionName):this.scanner.isRestrictedWord(c.value)?(p=c,d=s.Messages.StrictFunctionName):this.scanner.isStrictModeReservedWord(c.value)&&(p=c,d=s.Messages.StrictReservedWord)}var u=this.parseFormalParameters(p),h=u.params,m=u.stricted;p=u.firstRestricted,u.message&&(d=u.message);var g=this.context.strict,f=this.context.allowStrictDirective;this.context.allowStrictDirective=u.simple;var y=this.parseFunctionSourceElements();return this.context.strict&&p&&this.throwUnexpectedToken(p,d),this.context.strict&&m&&this.tolerateUnexpectedToken(m,d),this.context.strict=g,this.context.allowStrictDirective=f,this.context.await=o,this.context.allowYield=i,t?this.finalize(e,new l.AsyncFunctionExpression(r,h,y)):this.finalize(e,new 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n;for(92===e&&(117!==this.source.charCodeAt(this.index)&&this.throwUnexpectedToken(),++this.index,"{"===this.source[this.index]?(++this.index,n=this.scanUnicodeCodePointEscape()):(n=this.scanHexEscape("u"),(null===n||"\\"===n||!l.Character.isIdentifierStart(n.charCodeAt(0)))&&this.throwUnexpectedToken()),t=n);!this.eof()&&(e=this.codePointAt(this.index),!!l.Character.isIdentifierPart(e));)n=l.Character.fromCodePoint(e),t+=n,this.index+=n.length,92===e&&(t=t.substr(0,t.length-1),117!==this.source.charCodeAt(this.index)&&this.throwUnexpectedToken(),++this.index,"{"===this.source[this.index]?(++this.index,n=this.scanUnicodeCodePointEscape()):(n=this.scanHexEscape("u"),(null===n||"\\"===n||!l.Character.isIdentifierPart(n.charCodeAt(0)))&&this.throwUnexpectedToken()),t+=n);return t},e.prototype.octalToDecimal=function(e){var t="0"!==e,n=i(e);return!this.eof()&&l.Character.isOctalDigit(this.source.charCodeAt(this.index))&&(t=!0,n=8*n+i(this.source[this.index++]),0<="0123".indexOf(e)&&!this.eof()&&l.Character.isOctalDigit(this.source.charCodeAt(this.index))&&(n=8*n+i(this.source[this.index++]))),{code:n,octal:t}},e.prototype.scanIdentifier=function(){var e=this.index,t=92===this.source.charCodeAt(e)?this.getComplexIdentifier():this.getIdentifier(),n;if(n=1===t.length?3:this.isKeyword(t)?4:"null"===t?5:"true"===t||"false"===t?1:3,3!==n&&e+t.length!==this.index){var r=this.index;this.index=e,this.tolerateUnexpectedToken(d.Messages.InvalidEscapedReservedWord),this.index=r}return{type:n,value:t,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanPunctuator=function(){var e=this.index,t=this.source[this.index];return"("===t||"{"===t?("{"===t&&this.curlyStack.push("{"),++this.index):"."===t?(++this.index,"."===this.source[this.index]&&"."===this.source[this.index+1]&&(this.index+=2,t="...")):"}"===t?(++this.index,this.curlyStack.pop()):")"===t||";"===t||","===t||"["===t||"]"===t||":"===t||"?"===t||"~"===t?++this.index:(t=this.source.substr(this.index,4),">>>="===t?this.index+=4:(t=t.substr(0,3),"==="===t||"!=="===t||">>>"===t||"<<="===t||">>="===t||"**="===t?this.index+=3:(t=t.substr(0,2),"&&"===t||"||"===t||"=="===t||"!="===t||"+="===t||"-="===t||"*="===t||"/="===t||"++"===t||"--"===t||"<<"===t||">>"===t||"&="===t||"|="===t||"^="===t||"%="===t||"<="===t||">="===t||"=>"===t||"**"===t?this.index+=2:(t=this.source[this.index],0<="<>=!+-*%&|^/".indexOf(t)&&++this.index)))),this.index===e&&this.throwUnexpectedToken(),{type:7,value:t,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanHexLiteral=function(e){for(var t="";!this.eof()&&!!l.Character.isHexDigit(this.source.charCodeAt(this.index));)t+=this.source[this.index++];return 0===t.length&&this.throwUnexpectedToken(),l.Character.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:6,value:parseInt("0x"+t,16),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanBinaryLiteral=function(e){for(var t="",n;!this.eof()&&(n=this.source[this.index],"0"===n||"1"===n);)t+=this.source[this.index++];return 0===t.length&&this.throwUnexpectedToken(),this.eof()||(n=this.source.charCodeAt(this.index),(l.Character.isIdentifierStart(n)||l.Character.isDecimalDigit(n))&&this.throwUnexpectedToken()),{type:6,value:parseInt(t,2),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanOctalLiteral=function(e,t){var n="",r=!1;for(l.Character.isOctalDigit(e.charCodeAt(0))?(r=!0,n="0"+this.source[this.index++]):++this.index;!this.eof()&&!!l.Character.isOctalDigit(this.source.charCodeAt(this.index));)n+=this.source[this.index++];return r||0!==n.length||this.throwUnexpectedToken(),(l.Character.isIdentifierStart(this.source.charCodeAt(this.index))||l.Character.isDecimalDigit(this.source.charCodeAt(this.index)))&&this.throwUnexpectedToken(),{type:6,value:parseInt(n,8),octal:r,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index}},e.prototype.isImplicitOctalLiteral=function(){for(var e=this.index+1,t;e<this.length;++e){if(t=this.source[e],"8"===t||"9"===t)return!1;if(!l.Character.isOctalDigit(t.charCodeAt(0)))return!0}return!0},e.prototype.scanNumericLiteral=function(){var e=this.index,t=this.source[e];s.assert(l.Character.isDecimalDigit(t.charCodeAt(0))||"."===t,"Numeric literal must start with a decimal digit or a decimal point");var n="";if("."!==t){if(n=this.source[this.index++],t=this.source[this.index],"0"===n){if("x"===t||"X"===t)return++this.index,this.scanHexLiteral(e);if("b"===t||"B"===t)return++this.index,this.scanBinaryLiteral(e);if("o"===t||"O"===t)return this.scanOctalLiteral(t,e);if(t&&l.Character.isOctalDigit(t.charCodeAt(0))&&this.isImplicitOctalLiteral())return this.scanOctalLiteral(t,e)}for(;l.Character.isDecimalDigit(this.source.charCodeAt(this.index));)n+=this.source[this.index++];t=this.source[this.index]}if("."===t){for(n+=this.source[this.index++];l.Character.isDecimalDigit(this.source.charCodeAt(this.index));)n+=this.source[this.index++];t=this.source[this.index]}if("e"===t||"E"===t)if(n+=this.source[this.index++],t=this.source[this.index],("+"===t||"-"===t)&&(n+=this.source[this.index++]),l.Character.isDecimalDigit(this.source.charCodeAt(this.index)))for(;l.Character.isDecimalDigit(this.source.charCodeAt(this.index));)n+=this.source[this.index++];else this.throwUnexpectedToken();return l.Character.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:6,value:parseFloat(n),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanStringLiteral=function(){var e=this.index,t=this.source[e];s.assert("'"===t||"\""===t,"String literal must starts with a quote"),++this.index;for(var r=!1,o="",i;!this.eof();)if(i=this.source[this.index++],i===t){t="";break}else if("\\"===i){if(i=this.source[this.index++],!i||!l.Character.isLineTerminator(i.charCodeAt(0)))switch(i){case"u":if("{"===this.source[this.index])++this.index,o+=this.scanUnicodeCodePointEscape();else{var p=this.scanHexEscape(i);null===p&&this.throwUnexpectedToken(),o+=p}break;case"x":var c=this.scanHexEscape(i);null===c&&this.throwUnexpectedToken(d.Messages.InvalidHexEscapeSequence),o+=c;break;case"n":o+="\n";break;case"r":o+="\r";break;case"t":o+="\t";break;case"b":o+="\b";break;case"f":o+="\f";break;case"v":o+="\x0B";break;case"8":case"9":o+=i,this.tolerateUnexpectedToken();break;default:if(i&&l.Character.isOctalDigit(i.charCodeAt(0))){var u=this.octalToDecimal(i);r=u.octal||r,o+=n(u.code)}else o+=i;}else++this.lineNumber,"\r"===i&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index;}else if(l.Character.isLineTerminator(i.charCodeAt(0)))break;else o+=i;return""!==t&&(this.index=e,this.throwUnexpectedToken()),{type:8,value:o,octal:r,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanTemplate=function(){var e="",t=!1,n=this.index,r="`"===this.source[n],o=!1,i=2;for(++this.index;!this.eof();){var s=this.source[this.index++];if("`"===s){i=1,o=!0,t=!0;break}else if("$"===s){if("{"===this.source[this.index]){this.curlyStack.push("${"),++this.index,t=!0;break}e+=s}else if("\\"!==s)l.Character.isLineTerminator(s.charCodeAt(0))?(++this.lineNumber,"\r"===s&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index,e+="\n"):e+=s;else if(s=this.source[this.index++],!l.Character.isLineTerminator(s.charCodeAt(0)))switch(s){case"n":e+="\n";break;case"r":e+="\r";break;case"t":e+="\t";break;case"u":if("{"===this.source[this.index])++this.index,e+=this.scanUnicodeCodePointEscape();else{var p=this.index,c=this.scanHexEscape(s);null===c?(this.index=p,e+=s):e+=c}break;case"x":var u=this.scanHexEscape(s);null===u&&this.throwUnexpectedToken(d.Messages.InvalidHexEscapeSequence),e+=u;break;case"b":e+="\b";break;case"f":e+="\f";break;case"v":e+="\x0B";break;default:"0"===s?(l.Character.isDecimalDigit(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(d.Messages.TemplateOctalLiteral),e+="\0"):l.Character.isOctalDigit(s.charCodeAt(0))?this.throwUnexpectedToken(d.Messages.TemplateOctalLiteral):e+=s;}else++this.lineNumber,"\r"===s&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index}return t||this.throwUnexpectedToken(),r||this.curlyStack.pop(),{type:10,value:this.source.slice(n+1,this.index-i),cooked:e,head:r,tail:o,lineNumber:this.lineNumber,lineStart:this.lineStart,start:n,end:this.index}},e.prototype.testRegExp=function(e,t){var r="\uFFFF",o=e,i=this;0<=t.indexOf("u")&&(o=o.replace(/\\u\{([0-9a-fA-F]+)\}|\\u([a-fA-F0-9]{4})/g,function(e,t,o){var s=parseInt(t||o,16);return 1114111<s&&i.throwUnexpectedToken(d.Messages.InvalidRegExp),65535>=s?n(s):r}).replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g,r));try{RegExp(o)}catch(t){this.throwUnexpectedToken(d.Messages.InvalidRegExp)}try{return new RegExp(e,t)}catch(e){return null}},e.prototype.scanRegExpBody=function(){var e=this.source[this.index];s.assert("/"===e,"Regular expression literal must start with a slash");for(var t=this.source[this.index++],n=!1,r=!1;!this.eof();)if(e=this.source[this.index++],t+=e,"\\"===e)e=this.source[this.index++],l.Character.isLineTerminator(e.charCodeAt(0))&&this.throwUnexpectedToken(d.Messages.UnterminatedRegExp),t+=e;else if(l.Character.isLineTerminator(e.charCodeAt(0)))this.throwUnexpectedToken(d.Messages.UnterminatedRegExp);else if(n)"]"===e&&(n=!1);else if("/"===e){r=!0;break}else"["===e&&(n=!0);return r||this.throwUnexpectedToken(d.Messages.UnterminatedRegExp),t.substr(1,t.length-2)},e.prototype.scanRegExpFlags=function(){for(var e="",t="",n;!this.eof()&&(n=this.source[this.index],!!l.Character.isIdentifierPart(n.charCodeAt(0)));)if(++this.index,"\\"!==n||this.eof())t+=n,e+=n;else if(n=this.source[this.index],"u"===n){++this.index;var r=this.index,o=this.scanHexEscape("u");if(null!==o)for(t+=o,e+="\\u";r<this.index;++r)e+=this.source[r];else this.index=r,t+="u",e+="\\u";this.tolerateUnexpectedToken()}else e+="\\",this.tolerateUnexpectedToken();return t},e.prototype.scanRegExp=function(){var e=this.index,t=this.scanRegExpBody(),n=this.scanRegExpFlags(),r=this.testRegExp(t,n);return{type:9,value:"",pattern:t,flags:n,regex:r,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.lex=function(){if(this.eof())return{type:2,value:"",lineNumber:this.lineNumber,lineStart:this.lineStart,start:this.index,end:this.index};var e=this.source.charCodeAt(this.index);return 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h.Buf8(o.wsize)),r>=o.wsize?(h.arraySet(o.window,t,n-o.wsize,o.wsize,0),o.wnext=0,o.whave=o.wsize):(i=o.wsize-o.wnext,i>r&&(i=r),h.arraySet(o.window,t,n-r,i,o.wnext),r-=i,r?(h.arraySet(o.window,t,n-r,r,0),o.wnext=r,o.whave=o.wsize):(o.wnext+=i,o.wnext===o.wsize&&(o.wnext=0),o.whave<o.wsize&&(o.whave+=i))),0}var u=String.fromCharCode,h=n("tbG5"),m=n("uxo6"),g=n("X4kj"),f=n("LP5M"),y=n("2u+n"),b=1,x=2,v=4,k=6,S=0,w=-2,C=-3,T=-4,_=8,E=1,A=2,I=3,N=4,L=5,O=6,M=7,D=8,R=9,P=10,B=11,F=12,U=13,z=14,j=15,q=16,V=17,W=18,H=19,K=20,G=21,X=22,Q=23,Y=24,J=25,$=26,Z=27,ee=28,te=29,ne=30,re=31,oe=852,ae=592,ie=!0,se,le;t.inflateReset=s,t.inflateReset2=l,t.inflateResetKeep=i,t.inflateInit=function(e){return d(e,15)},t.inflateInit2=d,t.inflate=function(e,t){var o=0,i=new h.Buf8(4),s=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],l,d,oe,ae,ie,se,le,de,pe,ce,ue,he,me,ge,fe,ye,be,xe,ve,ke,Se,we,Ce,Te;if(!e||!e.state||!e.output||!e.input&&0!==e.avail_in)return w;l=e.state,l.mode===F&&(l.mode=U),ie=e.next_out,oe=e.output,le=e.avail_out,ae=e.next_in,d=e.input,se=e.avail_in,de=l.hold,pe=l.bits,ce=se,ue=le,we=S;inf_leave:for(;;)switch(l.mode){case E:if(0===l.wrap){l.mode=U;break}for(;16>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(2&l.wrap&&35615===de){l.check=0,i[0]=255&de,i[1]=255&de>>>8,l.check=g(l.check,i,2,0),de=0,pe=0,l.mode=A;break}if(l.flags=0,l.head&&(l.head.done=!1),!(1&l.wrap)||(((255&de)<<8)+(de>>8))%31){e.msg="incorrect header check",l.mode=ne;break}if((15&de)!=_){e.msg="unknown compression method",l.mode=ne;break}if(de>>>=4,pe-=4,Se=(15&de)+8,0===l.wbits)l.wbits=Se;else if(Se>l.wbits){e.msg="invalid window size",l.mode=ne;break}l.dmax=1<<Se,e.adler=l.check=1,l.mode=512&de?P:F,de=0,pe=0;break;case A:for(;16>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(l.flags=de,(255&l.flags)!=_){e.msg="unknown compression method",l.mode=ne;break}if(57344&l.flags){e.msg="unknown header flags set",l.mode=ne;break}l.head&&(l.head.text=1&de>>8),512&l.flags&&(i[0]=255&de,i[1]=255&de>>>8,l.check=g(l.check,i,2,0)),de=0,pe=0,l.mode=I;case I:for(;32>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}l.head&&(l.head.time=de),512&l.flags&&(i[0]=255&de,i[1]=255&de>>>8,i[2]=255&de>>>16,i[3]=255&de>>>24,l.check=g(l.check,i,4,0)),de=0,pe=0,l.mode=N;case N:for(;16>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}l.head&&(l.head.xflags=255&de,l.head.os=de>>8),512&l.flags&&(i[0]=255&de,i[1]=255&de>>>8,l.check=g(l.check,i,2,0)),de=0,pe=0,l.mode=L;case L:if(1024&l.flags){for(;16>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}l.length=de,l.head&&(l.head.extra_len=de),512&l.flags&&(i[0]=255&de,i[1]=255&de>>>8,l.check=g(l.check,i,2,0)),de=0,pe=0}else l.head&&(l.head.extra=null);l.mode=O;case O:if(1024&l.flags&&(he=l.length,he>se&&(he=se),he&&(l.head&&(Se=l.head.extra_len-l.length,!l.head.extra&&(l.head.extra=Array(l.head.extra_len)),h.arraySet(l.head.extra,d,ae,he,Se)),512&l.flags&&(l.check=g(l.check,d,he,ae)),se-=he,ae+=he,l.length-=he),l.length))break inf_leave;l.length=0,l.mode=M;case M:if(2048&l.flags){if(0===se)break inf_leave;he=0;do Se=d[ae+he++],l.head&&Se&&65536>l.length&&(l.head.name+=u(Se));while(Se&&he<se);if(512&l.flags&&(l.check=g(l.check,d,he,ae)),se-=he,ae+=he,Se)break inf_leave}else l.head&&(l.head.name=null);l.length=0,l.mode=D;case D:if(4096&l.flags){if(0===se)break inf_leave;he=0;do Se=d[ae+he++],l.head&&Se&&65536>l.length&&(l.head.comment+=u(Se));while(Se&&he<se);if(512&l.flags&&(l.check=g(l.check,d,he,ae)),se-=he,ae+=he,Se)break inf_leave}else l.head&&(l.head.comment=null);l.mode=R;case R:if(512&l.flags){for(;16>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(de!==(65535&l.check)){e.msg="header crc mismatch",l.mode=ne;break}de=0,pe=0}l.head&&(l.head.hcrc=1&l.flags>>9,l.head.done=!0),e.adler=l.check=0,l.mode=F;break;case P:for(;32>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}e.adler=l.check=r(de),de=0,pe=0,l.mode=B;case B:if(0===l.havedict)return e.next_out=ie,e.avail_out=le,e.next_in=ae,e.avail_in=se,l.hold=de,l.bits=pe,2;e.adler=l.check=1,l.mode=F;case F:if(t===5||t===k)break inf_leave;case U:if(l.last){de>>>=7&pe,pe-=7&pe,l.mode=Z;break}for(;3>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}switch(l.last=1&de,de>>>=1,pe-=1,3&de){case 0:l.mode=z;break;case 1:if(p(l),l.mode=K,t===k){de>>>=2,pe-=2;break inf_leave}break;case 2:l.mode=V;break;case 3:e.msg="invalid block type",l.mode=ne;}de>>>=2,pe-=2;break;case z:for(de>>>=7&pe,pe-=7&pe;32>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if((65535&de)!=(65535^de>>>16)){e.msg="invalid stored block lengths",l.mode=ne;break}if(l.length=65535&de,de=0,pe=0,l.mode=j,t===k)break inf_leave;case j:l.mode=q;case q:if(he=l.length,he){if(he>se&&(he=se),he>le&&(he=le),0===he)break inf_leave;h.arraySet(oe,d,ae,he,ie),se-=he,ae+=he,le-=he,ie+=he,l.length-=he;break}l.mode=F;break;case V:for(;14>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(l.nlen=(31&de)+257,de>>>=5,pe-=5,l.ndist=(31&de)+1,de>>>=5,pe-=5,l.ncode=(15&de)+4,de>>>=4,pe-=4,286<l.nlen||30<l.ndist){e.msg="too many length or distance symbols",l.mode=ne;break}l.have=0,l.mode=W;case W:for(;l.have<l.ncode;){for(;3>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}l.lens[s[l.have++]]=7&de,de>>>=3,pe-=3}for(;19>l.have;)l.lens[s[l.have++]]=0;if(l.lencode=l.lendyn,l.lenbits=7,Ce={bits:l.lenbits},we=y(0,l.lens,0,19,l.lencode,0,l.work,Ce),l.lenbits=Ce.bits,we){e.msg="invalid code lengths set",l.mode=ne;break}l.have=0,l.mode=H;case H:for(;l.have<l.nlen+l.ndist;){for(;;){if(o=l.lencode[de&(1<<l.lenbits)-1],fe=o>>>24,ye=255&o>>>16,be=65535&o,fe<=pe)break;if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(16>be)de>>>=fe,pe-=fe,l.lens[l.have++]=be;else{if(16===be){for(Te=fe+2;pe<Te;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(de>>>=fe,pe-=fe,0===l.have){e.msg="invalid bit length repeat",l.mode=ne;break}Se=l.lens[l.have-1],he=3+(3&de),de>>>=2,pe-=2}else if(17===be){for(Te=fe+3;pe<Te;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}de>>>=fe,pe-=fe,Se=0,he=3+(7&de),de>>>=3,pe-=3}else{for(Te=fe+7;pe<Te;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}de>>>=fe,pe-=fe,Se=0,he=11+(127&de),de>>>=7,pe-=7}if(l.have+he>l.nlen+l.ndist){e.msg="invalid bit length repeat",l.mode=ne;break}for(;he--;)l.lens[l.have++]=Se}}if(l.mode===ne)break;if(0===l.lens[256]){e.msg="invalid code -- missing end-of-block",l.mode=ne;break}if(l.lenbits=9,Ce={bits:l.lenbits},we=y(b,l.lens,0,l.nlen,l.lencode,0,l.work,Ce),l.lenbits=Ce.bits,we){e.msg="invalid literal/lengths set",l.mode=ne;break}if(l.distbits=6,l.distcode=l.distdyn,Ce={bits:l.distbits},we=y(x,l.lens,l.nlen,l.ndist,l.distcode,0,l.work,Ce),l.distbits=Ce.bits,we){e.msg="invalid distances set",l.mode=ne;break}if(l.mode=K,t===k)break inf_leave;case K:l.mode=G;case G:if(6<=se&&258<=le){e.next_out=ie,e.avail_out=le,e.next_in=ae,e.avail_in=se,l.hold=de,l.bits=pe,f(e,ue),ie=e.next_out,oe=e.output,le=e.avail_out,ae=e.next_in,d=e.input,se=e.avail_in,de=l.hold,pe=l.bits,l.mode===F&&(l.back=-1);break}for(l.back=0;;){if(o=l.lencode[de&(1<<l.lenbits)-1],fe=o>>>24,ye=255&o>>>16,be=65535&o,fe<=pe)break;if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(ye&&0==(240&ye)){for(xe=fe,ve=ye,ke=be;;){if(o=l.lencode[ke+((de&(1<<xe+ve)-1)>>xe)],fe=o>>>24,ye=255&o>>>16,be=65535&o,xe+fe<=pe)break;if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}de>>>=xe,pe-=xe,l.back+=xe}if(de>>>=fe,pe-=fe,l.back+=fe,l.length=be,0===ye){l.mode=$;break}if(32&ye){l.back=-1,l.mode=F;break}if(64&ye){e.msg="invalid literal/length code",l.mode=ne;break}l.extra=15&ye,l.mode=X;case X:if(l.extra){for(Te=l.extra;pe<Te;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}l.length+=de&(1<<l.extra)-1,de>>>=l.extra,pe-=l.extra,l.back+=l.extra}l.was=l.length,l.mode=Q;case Q:for(;;){if(o=l.distcode[de&(1<<l.distbits)-1],fe=o>>>24,ye=255&o>>>16,be=65535&o,fe<=pe)break;if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(0==(240&ye)){for(xe=fe,ve=ye,ke=be;;){if(o=l.distcode[ke+((de&(1<<xe+ve)-1)>>xe)],fe=o>>>24,ye=255&o>>>16,be=65535&o,xe+fe<=pe)break;if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}de>>>=xe,pe-=xe,l.back+=xe}if(de>>>=fe,pe-=fe,l.back+=fe,64&ye){e.msg="invalid distance code",l.mode=ne;break}l.offset=be,l.extra=15&ye,l.mode=Y;case Y:if(l.extra){for(Te=l.extra;pe<Te;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}l.offset+=de&(1<<l.extra)-1,de>>>=l.extra,pe-=l.extra,l.back+=l.extra}if(l.offset>l.dmax){e.msg="invalid distance too far back",l.mode=ne;break}l.mode=J;case J:if(0===le)break inf_leave;if(he=ue-le,l.offset>he){if(he=l.offset-he,he>l.whave&&l.sane){e.msg="invalid distance too far back",l.mode=ne;break}he>l.wnext?(he-=l.wnext,me=l.wsize-he):me=l.wnext-he,he>l.length&&(he=l.length),ge=l.window}else ge=oe,me=ie-l.offset,he=l.length;he>le&&(he=le),le-=he,l.length-=he;do oe[ie++]=ge[me++];while(--he);0===l.length&&(l.mode=G);break;case $:if(0===le)break inf_leave;oe[ie++]=l.length,le--,l.mode=G;break;case Z:if(l.wrap){for(;32>pe;){if(0===se)break inf_leave;se--,de|=d[ae++]<<pe,pe+=8}if(ue-=le,e.total_out+=ue,l.total+=ue,ue&&(e.adler=l.check=l.flags?g(l.check,oe,ue,ie-ue):m(l.check,oe,ue,ie-ue)),ue=le,(l.flags?de:r(de))!==l.check){e.msg="incorrect data check",l.mode=ne;break}de=0,pe=0}l.mode=ee;case ee:if(l.wrap&&l.flags){for(;32>pe;){if(0===se)break inf_leave;se--,de+=d[ae++]<<pe,pe+=8}if(de!==(4294967295&l.total)){e.msg="incorrect length check",l.mode=ne;break}de=0,pe=0}l.mode=te;case te:we=1;break inf_leave;case ne:we=C;break inf_leave;case re:return T;case 32:default:return w;}return(e.next_out=ie,e.avail_out=le,e.next_in=ae,e.avail_in=se,l.hold=de,l.bits=pe,(l.wsize||ue!==e.avail_out&&l.mode<ne&&(l.mode<Z||t!==v))&&c(e,e.output,e.next_out,ue-e.avail_out))?(l.mode=re,T):(ce-=e.avail_in,ue-=e.avail_out,e.total_in+=ce,e.total_out+=ue,l.total+=ue,l.wrap&&ue&&(e.adler=l.check=l.flags?g(l.check,oe,ue,e.next_out-ue):m(l.check,oe,ue,e.next_out-ue)),e.data_type=l.bits+(l.last?64:0)+(l.mode===F?128:0)+(l.mode===K||l.mode===j?256:0),(0===ce&&0===ue||t===v)&&we===S&&(we=-5),we)},t.inflateEnd=function(e){if(!e||!e.state)return w;var t=e.state;return t.window&&(t.window=null),e.state=null,S},t.inflateGetHeader=function(e,t){var n;return e&&e.state?(n=e.state,0==(2&n.wrap))?w:(n.head=t,t.done=!1,S):w},t.inflateSetDictionary=function(e,t){var n=t.length,r,o,i;return e&&e.state?(r=e.state,0!==r.wrap&&r.mode!==B)?w:r.mode===B&&(o=1,o=m(o,t,n,0),o!==r.check)?C:(i=c(e,t,n,n),i)?(r.mode=re,T):(r.havedict=1,S):w},t.inflateInfo="pako inflate (from Nodeca 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e&&isFinite(e)&&nt(e)===e},rn=function(){function e(e,t,n,r,o,i){void 0===t&&(t=[]),void 0===n&&(n=[]),void 0===r&&(r=null),void 0===o&&(o=null),void 0===i&&(i=null),this.path=e,this.explicitOrderBy=t,this.filters=n,this.limit=r,this.startAt=o,this.endAt=i,this.memoizedCanonicalId=null,this.memoizedOrderBy=null,this.startAt&&this.assertValidBound(this.startAt),this.endAt&&this.assertValidBound(this.endAt)}return e.atPath=function(t){return new e(t)},Object.defineProperty(e.prototype,"orderBy",{get:function(){if(null===this.memoizedOrderBy){var e=this.getInequalityFilterField(),t=this.getFirstOrderByField();if(null!==e&&null===t)this.memoizedOrderBy=e.isKeyField()?[un]:[new cn(e),un];else{c(null===e||null!==t&&e.isEqual(t),"First orderBy should match inequality field."),this.memoizedOrderBy=[];for(var n=!1,r=0,o=this.explicitOrderBy,i;r<o.length;r++)i=o[r],this.memoizedOrderBy.push(i),i.field.isKeyField()&&(n=!0);if(!n){var s=0<this.explicitOrderBy.length?this.explicitOrderBy[this.explicitOrderBy.length-1].dir:dn.ASCENDING;this.memoizedOrderBy.push(s===dn.ASCENDING?un:hn)}}}return this.memoizedOrderBy},enumerable:!0,configurable:!0}),e.prototype.addFilter=function(t){c(null==this.getInequalityFilterField()||!(t instanceof an)||!t.isInequality()||t.field.isEqual(this.getInequalityFilterField()),"Query must only have one inequality field."),c(!It.isDocumentKey(this.path),"No filtering allowed for document query");var n=this.filters.concat([t]);return new e(this.path,this.explicitOrderBy.slice(),n,this.limit,this.startAt,this.endAt)},e.prototype.addOrderBy=function(t){c(!It.isDocumentKey(this.path),"No ordering allowed for document query"),c(!this.startAt&&!this.endAt,"Bounds must be set after orderBy");var n=this.explicitOrderBy.concat([t]);return new e(this.path,n,this.filters.slice(),this.limit,this.startAt,this.endAt)},e.prototype.withLimit=function(t){return new e(this.path,this.explicitOrderBy.slice(),this.filters.slice(),t,this.startAt,this.endAt)},e.prototype.withStartAt=function(t){return new e(this.path,this.explicitOrderBy.slice(),this.filters.slice(),this.limit,t,this.endAt)},e.prototype.withEndAt=function(t){return new e(this.path,this.explicitOrderBy.slice(),this.filters.slice(),this.limit,this.startAt,t)},e.prototype.canonicalId=function(){if(null===this.memoizedCanonicalId){var e=this.path.canonicalString();e+="|f:";for(var t=0,n=this.filters,r;t<n.length;t++)r=n[t],e+=r.canonicalId(),e+=",";e+="|ob:";for(var o=0,i=this.orderBy,s;o<i.length;o++)s=i[o],e+=s.canonicalId(),e+=",";Q(this.limit)||(e+="|l:",e+=this.limit),this.startAt&&(e+="|lb:",e+=this.startAt.canonicalId()),this.endAt&&(e+="|ub:",e+=this.endAt.canonicalId()),this.memoizedCanonicalId=e}return this.memoizedCanonicalId},e.prototype.toString=function(){var e="Query("+this.path.canonicalString();return 0<this.filters.length&&(e+=", filters: ["+this.filters.join(", ")+"]"),Q(this.limit)||(e+=", limit: "+this.limit),0<this.explicitOrderBy.length&&(e+=", orderBy: ["+this.explicitOrderBy.join(", ")+"]"),this.startAt&&(e+=", startAt: "+this.startAt.canonicalId()),this.endAt&&(e+=", endAt: "+this.endAt.canonicalId()),e+")"},e.prototype.isEqual=function(e){if(this.limit!==e.limit)return!1;if(this.orderBy.length!==e.orderBy.length)return!1;for(var t=0;t<this.orderBy.length;t++)if(!this.orderBy[t].isEqual(e.orderBy[t]))return!1;if(this.filters.length!==e.filters.length)return!1;for(var t=0;t<this.filters.length;t++)if(!this.filters[t].isEqual(e.filters[t]))return!1;return!!this.path.isEqual(e.path)&&(null===this.startAt?null===e.startAt:!!this.startAt.isEqual(e.startAt))&&(null===this.endAt?null===e.endAt:this.endAt.isEqual(e.endAt))},e.prototype.docComparator=function(e,t){for(var n=!1,r=0,o=this.orderBy;r<o.length;r++){var i=o[r],s=i.compare(e,t);if(0!==s)return s;n=n||i.field.isKeyField()}return c(n,"orderBy used that doesn't compare on key field"),0},e.prototype.matches=function(e){return this.matchesAncestor(e)&&this.matchesOrderBy(e)&&this.matchesFilters(e)&&this.matchesBounds(e)},e.prototype.hasLimit=function(){return!Q(this.limit)},e.prototype.getFirstOrderByField=function(){return 0<this.explicitOrderBy.length?this.explicitOrderBy[0].field:null},e.prototype.getInequalityFilterField=function(){for(var e=0,t=this.filters,n;e<t.length;e++)if(n=t[e],n instanceof an&&n.isInequality())return n.field;return null},e.prototype.hasArrayContainsFilter=function(){return void 0!==this.filters.find(function(e){return e instanceof an&&e.op===on.ARRAY_CONTAINS})},e.prototype.isDocumentQuery=function(){return It.isDocumentKey(this.path)&&0===this.filters.length},e.prototype.matchesAncestor=function(e){var t=e.key.path;return It.isDocumentKey(this.path)?this.path.isEqual(t):this.path.isPrefixOf(t)&&this.path.length===t.length-1},e.prototype.matchesOrderBy=function(e){for(var t=0,n=this.explicitOrderBy,r;t<n.length;t++)if(r=n[t],!r.field.isKeyField()&&void 0===e.field(r.field))return!1;return!0},e.prototype.matchesFilters=function(e){for(var t=0,n=this.filters,r;t<n.length;t++)if(r=n[t],!r.matches(e))return!1;return!0},e.prototype.matchesBounds=function(e){return this.startAt&&!this.startAt.sortsBeforeDocument(this.orderBy,e)?!1:this.endAt&&this.endAt.sortsBeforeDocument(this.orderBy,e)?!1:!0},e.prototype.assertValidBound=function(e){c(e.position.length<=this.orderBy.length,"Bound is longer than orderBy")},e}(),on=function(){function e(e){this.name=e}return e.fromString=function(t){return"<"===t?e.LESS_THAN:"<="===t?e.LESS_THAN_OR_EQUAL:"=="===t?e.EQUAL:">="===t?e.GREATER_THAN_OR_EQUAL:">"===t?e.GREATER_THAN:"array-contains"===t?e.ARRAY_CONTAINS:d("Unknown relation: "+t)},e.prototype.toString=function(){return this.name},e.prototype.isEqual=function(e){return this.name===e.name},e.LESS_THAN=new e("<"),e.LESS_THAN_OR_EQUAL=new e("<="),e.EQUAL=new e("=="),e.GREATER_THAN=new e(">"),e.GREATER_THAN_OR_EQUAL=new e(">="),e.ARRAY_CONTAINS=new e("array-contains"),e}(),an=function(){function e(e,t,n){this.field=e,this.op=t,this.value=n}return e.prototype.matches=function(e){if(this.field.isKeyField()){c(this.value instanceof Qt,"Comparing on key, but filter value not a RefValue"),c(this.op!==on.ARRAY_CONTAINS,"array-contains queries don't make sense on document keys.");var t=this.value,n=It.comparator(e.key,t.key);return this.matchesComparison(n)}var r=e.field(this.field);return void 0!==r&&this.matchesValue(r)},e.prototype.matchesValue=function(e){var t=this;return this.op===on.ARRAY_CONTAINS?e instanceof $t&&void 0!==e.internalValue.find(function(e){return e.isEqual(t.value)}):this.value.typeOrder===e.typeOrder&&this.matchesComparison(e.compareTo(this.value))},e.prototype.matchesComparison=function(e){switch(this.op){case on.LESS_THAN:return 0>e;case on.LESS_THAN_OR_EQUAL:return 0>=e;case on.EQUAL:return 0===e;case on.GREATER_THAN:return 0<e;case on.GREATER_THAN_OR_EQUAL:return 0<=e;default:return d("Unknown relation op"+this.op);}},e.prototype.isInequality=function(){return this.op!==on.EQUAL&&this.op!==on.ARRAY_CONTAINS},e.prototype.canonicalId=function(){return this.field.canonicalString()+this.op.toString()+this.value.toString()},e.prototype.isEqual=function(t){return!!(t instanceof e)&&this.op.isEqual(t.op)&&this.field.isEqual(t.field)&&this.value.isEqual(t.value)},e.prototype.toString=function(){return this.field.canonicalString()+" "+this.op+" "+this.value.value()},e}(),sn=function(){function e(e){this.field=e}return e.prototype.matches=function(e){var t=e.field(this.field);return void 0!==t&&null===t.value()},e.prototype.canonicalId=function(){return this.field.canonicalString()+" IS null"},e.prototype.toString=function(){return this.field.canonicalString()+" IS null"},e.prototype.isEqual=function(t){return!!(t instanceof e)&&this.field.isEqual(t.field)},e}(),ln=function(){function e(e){this.field=e}return e.prototype.matches=function(e){var t=e.field(this.field).value();return"number"==typeof t&&isNaN(t)},e.prototype.canonicalId=function(){return this.field.canonicalString()+" IS NaN"},e.prototype.toString=function(){return this.field.canonicalString()+" IS NaN"},e.prototype.isEqual=function(t){return!!(t instanceof e)&&this.field.isEqual(t.field)},e}(),dn=function(){function e(e){this.name=e}return e.prototype.toString=function(){return this.name},e.ASCENDING=new e("asc"),e.DESCENDING=new e("desc"),e}(),pn=function(){function e(e,t){this.position=e,this.before=t}return e.prototype.canonicalId=function(){for(var e=this.before?"b:":"a:",t=0,n=this.position,r;t<n.length;t++)r=n[t],e+=r.toString();return e},e.prototype.sortsBeforeDocument=function(e,t){c(this.position.length<=e.length,"Bound has more components than query's orderBy");for(var n=0,r=0;r<this.position.length;r++){var o=e[r],i=this.position[r];if(o.field.isKeyField())c(i instanceof Qt,"Bound has a non-key value where the key path is being used."),n=It.comparator(i.key,t.key);else{var s=t.field(o.field);c(void 0!==s,"Field should exist since document matched the orderBy already."),n=i.compareTo(s)}if(o.dir===dn.DESCENDING&&(n*=-1),0!==n)break}return this.before?0>=n:0>n},e.prototype.isEqual=function(e){if(null===e)return!1;if(this.before!==e.before||this.position.length!==e.position.length)return!1;for(var t=0;t<this.position.length;t++){var n=this.position[t],r=e.position[t];return n.isEqual(r)}return!0},e}(),cn=function(){function e(e,t){this.field=e,void 0===t&&(t=dn.ASCENDING),this.dir=t,this.isKeyOrderBy=e.isKeyField()}return e.prototype.compare=function(e,t){var n=this.isKeyOrderBy?Nt.compareByKey(e,t):Nt.compareByField(this.field,e,t);switch(this.dir){case dn.ASCENDING:return n;case dn.DESCENDING:return-1*n;default:return d("Unknown direction: "+this.dir);}},e.prototype.canonicalId=function(){return this.field.canonicalString()+this.dir.toString()},e.prototype.toString=function(){return this.field.canonicalString()+" ("+this.dir+")"},e.prototype.isEqual=function(e){return this.dir===e.dir&&this.field.isEqual(e.field)},e}(),un=new cn(At.keyField(),dn.ASCENDING),hn=new cn(At.keyField(),dn.DESCENDING),mn=function(){function e(e){this.timestamp=e}return e.fromMicroseconds=function(t){var n=nt(t/1e6);return new e(new vt(n,1e3*(t%1e6)))},e.fromTimestamp=function(t){return new e(t)},e.forDeletedDoc=function(){return e.MIN},e.prototype.compareTo=function(e){return this.timestamp._compareTo(e.timestamp)},e.prototype.isEqual=function(e){return this.timestamp.isEqual(e.timestamp)},e.prototype.toMicroseconds=function(){return 1e6*this.timestamp.seconds+this.timestamp.nanoseconds/1e3},e.prototype.toString=function(){return"SnapshotVersion("+this.timestamp.toString()+")"},e.prototype.toTimestamp=function(){return this.timestamp},e.MIN=new e(new vt(0,0)),e}(),gn;(function(e){e[e.Listen=0]="Listen",e[e.ExistenceFilterMismatch=1]="ExistenceFilterMismatch",e[e.LimboResolution=2]="LimboResolution"})(gn||(gn={}));var fn=function(){function e(e,t,n,r,o){void 0===r&&(r=mn.MIN),void 0===o&&(o=p()),this.query=e,this.targetId=t,this.purpose=n,this.snapshotVersion=r,this.resumeToken=o}return e.prototype.update=function(t){return new e(this.query,this.targetId,this.purpose,t.snapshotVersion,t.resumeToken)},e.prototype.isEqual=function(e){return this.targetId===e.targetId&&this.purpose===e.purpose&&this.snapshotVersion.isEqual(e.snapshotVersion)&&this.resumeToken===e.resumeToken&&this.query.isEqual(e.query)},e}(),yn=function(){function e(e){this.fields=e}return e.prototype.covers=function(e){for(var t=0,n=this.fields,r;t<n.length;t++)if(r=n[t],r.isPrefixOf(e))return!0;return!1},e.prototype.isEqual=function(e){return q(this.fields,e.fields)},e}(),bn=function(){function e(e,t){this.field=e,this.transform=t}return e.prototype.isEqual=function(e){return this.field.isEqual(e.field)&&this.transform.isEqual(e.transform)},e}(),xn=function(){return function(e,t){this.version=e,this.transformResults=t}}(),vn;(function(e){e[e.Set=0]="Set",e[e.Patch=1]="Patch",e[e.Transform=2]="Transform",e[e.Delete=3]="Delete"})(vn||(vn={}));var kn=function(){function e(e,t){this.updateTime=e,this.exists=t,c(void 0===e||void 0===t,"Precondition can specify \"exists\" or \"updateTime\" but not both")}return e.exists=function(t){return new e(void 0,t)},e.updateTime=function(t){return new e(t)},Object.defineProperty(e.prototype,"isNone",{get:function(){return void 0===this.updateTime&&void 0===this.exists},enumerable:!0,configurable:!0}),e.prototype.isValidFor=function(e){return void 0===this.updateTime?void 0===this.exists?(c(this.isNone,"Precondition should be empty"),!0):this.exists?e instanceof Nt:null===e||e instanceof Lt:e instanceof Nt&&e.version.isEqual(this.updateTime)},e.prototype.isEqual=function(e){return j(this.updateTime,e.updateTime)&&this.exists===e.exists},e.NONE=new e,e}(),Sn=function(){function e(){}return e.prototype.verifyKeyMatches=function(e){null!=e&&c(e.key.isEqual(this.key),"Can only apply a mutation to a document with the same key")},e.getPostMutationVersion=function(e){return e instanceof Nt?e.version:mn.MIN},e}(),wn=function(e){function t(t,n,r){var o=e.call(this)||this;return o.key=t,o.value=n,o.precondition=r,o.type=vn.Set,o}return lt.__extends(t,e),t.prototype.applyToRemoteDocument=function(e,t){this.verifyKeyMatches(e),c(null==t.transformResults,"Transform results received by SetMutation.");var n=Sn.getPostMutationVersion(e);return new Nt(this.key,n,this.value,{hasLocalMutations:!1})},t.prototype.applyToLocalView=function(e){if(this.verifyKeyMatches(e),!this.precondition.isValidFor(e))return e;var t=Sn.getPostMutationVersion(e);return new Nt(this.key,t,this.value,{hasLocalMutations:!0})},t.prototype.isEqual=function(e){return e instanceof t&&this.key.isEqual(e.key)&&this.value.isEqual(e.value)&&this.precondition.isEqual(e.precondition)},t}(Sn),Cn=function(e){function t(t,n,r,o){var i=e.call(this)||this;return i.key=t,i.data=n,i.fieldMask=r,i.precondition=o,i.type=vn.Patch,i}return lt.__extends(t,e),t.prototype.applyToRemoteDocument=function(e,t){if(this.verifyKeyMatches(e),c(null==t.transformResults,"Transform results received by PatchMutation."),!this.precondition.isValidFor(e))return e;var n=Sn.getPostMutationVersion(e),r=this.patchDocument(e);return new Nt(this.key,n,r,{hasLocalMutations:!1})},t.prototype.applyToLocalView=function(e){if(this.verifyKeyMatches(e),!this.precondition.isValidFor(e))return e;var t=Sn.getPostMutationVersion(e),n=this.patchDocument(e);return new Nt(this.key,t,n,{hasLocalMutations:!0})},t.prototype.isEqual=function(e){return e instanceof t&&this.key.isEqual(e.key)&&this.fieldMask.isEqual(e.fieldMask)&&this.precondition.isEqual(e.precondition)},t.prototype.patchDocument=function(e){var t;return t=e instanceof Nt?e.data:Jt.EMPTY,this.patchObject(t)},t.prototype.patchObject=function(e){for(var t=0,n=this.fieldMask.fields;t<n.length;t++){var r=n[t],o=this.data.field(r);e=void 0===o?e.delete(r):e.set(r,o)}return e},t}(Sn),Tn=function(e){function t(t,n){var r=e.call(this)||this;return r.key=t,r.fieldTransforms=n,r.type=vn.Transform,r.precondition=kn.exists(!0),r}return lt.__extends(t,e),t.prototype.applyToRemoteDocument=function(e,t){if(this.verifyKeyMatches(e),c(null!=t.transformResults,"Transform results missing for TransformMutation."),!this.precondition.isValidFor(e))return e;var n=this.requireDocument(e),r=this.serverTransformResults(e,t.transformResults),o=this.transformObject(n.data,r);return new Nt(this.key,n.version,o,{hasLocalMutations:!1})},t.prototype.applyToLocalView=function(e,t,n){if(this.verifyKeyMatches(e),!this.precondition.isValidFor(e))return e;var r=this.requireDocument(e),o=this.localTransformResults(n,t),i=this.transformObject(r.data,o);return new Nt(this.key,r.version,i,{hasLocalMutations:!0})},t.prototype.isEqual=function(e){return e instanceof t&&this.key.isEqual(e.key)&&q(this.fieldTransforms,e.fieldTransforms)&&this.precondition.isEqual(e.precondition)},t.prototype.requireDocument=function(e){c(e instanceof Nt,"Unknown MaybeDocument type "+e);var t=e;return c(t.key.isEqual(this.key),"Can only transform a document with the same key"),t},t.prototype.serverTransformResults=function(e,t){var n=[];c(this.fieldTransforms.length===t.length,"server transform result count ("+t.length+") "+("should match field transform count ("+this.fieldTransforms.length+")"));for(var r=0;r<t.length;r++){var o=this.fieldTransforms[r],i=o.transform,s=null;e instanceof Nt&&(s=e.field(o.field)||null),n.push(i.applyToRemoteDocument(s,t[r]))}return n},t.prototype.localTransformResults=function(e,t){for(var n=[],r=0,o=this.fieldTransforms;r<o.length;r++){var i=o[r],s=i.transform,l=null;t instanceof Nt&&(l=t.field(i.field)||null),n.push(s.applyToLocalView(l,e))}return n},t.prototype.transformObject=function(e,t){c(t.length===this.fieldTransforms.length,"TransformResults length mismatch.");for(var n=0;n<this.fieldTransforms.length;n++){var r=this.fieldTransforms[n],o=r.field;e=e.set(o,t[n])}return e},t}(Sn),_n=function(e){function t(t,n){var r=e.call(this)||this;return r.key=t,r.precondition=n,r.type=vn.Delete,r}return lt.__extends(t,e),t.prototype.applyToRemoteDocument=function(e,t){return this.verifyKeyMatches(e),c(null==t.transformResults,"Transform results received by DeleteMutation."),new Lt(this.key,mn.MIN)},t.prototype.applyToLocalView=function(e){return(this.verifyKeyMatches(e),!this.precondition.isValidFor(e))?e:(e&&c(e.key.isEqual(this.key),"Can only apply mutation to document with same key"),new Lt(this.key,mn.forDeletedDoc()))},t.prototype.isEqual=function(e){return e instanceof t&&this.key.isEqual(e.key)&&this.precondition.isEqual(e.precondition)},t}(Sn),En=function(){function e(e){this.count=e}return e.prototype.isEqual=function(e){return e&&e.count===this.count},e}(),An;(function(e){e[e.OK=0]="OK",e[e.CANCELLED=1]="CANCELLED",e[e.UNKNOWN=2]="UNKNOWN",e[e.INVALID_ARGUMENT=3]="INVALID_ARGUMENT",e[e.DEADLINE_EXCEEDED=4]="DEADLINE_EXCEEDED",e[e.NOT_FOUND=5]="NOT_FOUND",e[e.ALREADY_EXISTS=6]="ALREADY_EXISTS",e[e.PERMISSION_DENIED=7]="PERMISSION_DENIED",e[e.UNAUTHENTICATED=16]="UNAUTHENTICATED",e[e.RESOURCE_EXHAUSTED=8]="RESOURCE_EXHAUSTED",e[e.FAILED_PRECONDITION=9]="FAILED_PRECONDITION",e[e.ABORTED=10]="ABORTED",e[e.OUT_OF_RANGE=11]="OUT_OF_RANGE",e[e.UNIMPLEMENTED=12]="UNIMPLEMENTED",e[e.INTERNAL=13]="INTERNAL",e[e.UNAVAILABLE=14]="UNAVAILABLE",e[e.DATA_LOSS=15]="DATA_LOSS"})(An||(An={}));var In=function(){function e(e){this.comparator=e,this.data=new Ot(this.comparator)}return e.fromMapKeys=function(t){var n=new e(t.comparator);return t.forEach(function(e){n=n.add(e)}),n},e.prototype.has=function(e){return null!==this.data.get(e)},e.prototype.first=function(){return this.data.minKey()},e.prototype.last=function(){return this.data.maxKey()},Object.defineProperty(e.prototype,"size",{get:function(){return this.data.size},enumerable:!0,configurable:!0}),e.prototype.indexOf=function(e){return this.data.indexOf(e)},e.prototype.forEach=function(e){this.data.inorderTraversal(function(t){return e(t),!1})},e.prototype.forEachInRange=function(e,t){for(var n=this.data.getIteratorFrom(e[0]),r;n.hasNext();){if(r=n.getNext(),0<=this.comparator(r.key,e[1]))return;t(r.key)}},e.prototype.forEachWhile=function(e,t){var n;for(n=void 0===t?this.data.getIterator():this.data.getIteratorFrom(t);n.hasNext();){var r=n.getNext(),o=e(r.key);if(!o)return}},e.prototype.firstAfterOrEqual=function(e){var t=this.data.getIteratorFrom(e);return t.hasNext()?t.getNext().key:null},e.prototype.add=function(e){return this.copy(this.data.remove(e).insert(e,!0))},e.prototype.delete=function(e){return this.has(e)?this.copy(this.data.remove(e)):this},e.prototype.isEmpty=function(){return this.data.isEmpty()},e.prototype.unionWith=function(e){var t=this;return e.forEach(function(e){t=t.add(e)}),t},e.prototype.isEqual=function(t){if(!(t instanceof e))return!1;if(this.size!==t.size)return!1;for(var n=this.data.getIterator(),r=t.data.getIterator();n.hasNext();){var o=n.getNext().key,i=r.getNext().key;if(0!==this.comparator(o,i))return!1}return!0},e.prototype.toString=function(){var e=[];return this.forEach(function(t){return e.push(t)}),"SortedSet("+e.toString()+")"},e.prototype.copy=function(t){var n=new e(this.comparator);return n.data=t,n},e}(),Nn=new Ot(It.comparator),Ln=new Ot(It.comparator),On=new Ot(It.comparator),Mn=new In(It.comparator),Dn=function(){function e(e,t,n,r){this.snapshotVersion=e,this.targetChanges=t,this.documentUpdates=n,this.limboDocuments=r}return e.prototype.addDocumentUpdate=function(e){this.documentUpdates=this.documentUpdates.insert(e.key,e)},e.prototype.handleExistenceFilterMismatch=function(e){this.targetChanges[e]={mapping:new Bn,snapshotVersion:mn.MIN,currentStatusUpdate:Rn.MarkNotCurrent,resumeToken:p()}},e.prototype.synthesizeDeleteForLimboTargetChange=function(e,t){e.currentStatusUpdate!==Rn.MarkCurrent||this.documentUpdates.get(t)||(this.documentUpdates=this.documentUpdates.insert(t,new Lt(t,this.snapshotVersion)),this.limboDocuments=this.limboDocuments.add(t))},e}(),Rn;(function(e){e[e.None=0]="None",e[e.MarkNotCurrent=1]="MarkNotCurrent",e[e.MarkCurrent=2]="MarkCurrent"})(Rn||(Rn={}));var Pn=ie(),Bn=function(){function e(){this.docs=Pn}return Object.defineProperty(e.prototype,"documents",{get:function(){return this.docs},enumerable:!0,configurable:!0}),e.prototype.add=function(e){this.docs=this.docs.add(e)},e.prototype.delete=function(e){this.docs=this.docs.delete(e)},e.prototype.isEqual=function(e){return null!==e&&this.docs.isEqual(e.docs)},e.prototype.filterUpdates=function(){},e}(),Fn=function(){function e(){this.addedDocuments=Pn,this.removedDocuments=Pn}return e.prototype.applyToKeySet=function(e){var t=e;return this.addedDocuments.forEach(function(e){return t=t.add(e)}),this.removedDocuments.forEach(function(e){return t=t.delete(e)}),t},e.prototype.add=function(e){this.addedDocuments=this.addedDocuments.add(e),this.removedDocuments=this.removedDocuments.delete(e)},e.prototype.delete=function(e){this.addedDocuments=this.addedDocuments.delete(e),this.removedDocuments=this.removedDocuments.add(e)},e.prototype.isEqual=function(e){return null!==e&&this.addedDocuments.isEqual(e.addedDocuments)&&this.removedDocuments.isEqual(e.removedDocuments)},e.prototype.filterUpdates=function(e){var t=this.addedDocuments;this.addedDocuments.forEach(function(n){e.has(n)&&(t=t.delete(n))}),this.addedDocuments=t},e}(),Un=function(){return function(e,t,n,r){this.updatedTargetIds=e,this.removedTargetIds=t,this.key=n,this.newDoc=r}}(),zn=function(){return function(e,t){this.targetId=e,this.existenceFilter=t}}(),jn;(function(e){e[e.NoChange=0]="NoChange",e[e.Added=1]="Added",e[e.Removed=2]="Removed",e[e.Current=3]="Current",e[e.Reset=4]="Reset"})(jn||(jn={}));var qn=function(){return function(e,t,n,r){void 0===n&&(n=p()),void 0===r&&(r=null),this.state=e,this.targetIds=t,this.resumeToken=n,this.cause=r}}(),Vn=function(){function e(e,t,n){this.snapshotVersion=e,this.listenTargets=t,this.existenceFilters={},this.targetChanges={},this.documentUpdates=re(),this.frozen=!1,this.limboDocuments=ie(),this.pendingTargetResponses=b(n)}return e.prototype.add=function(e){c(!this.frozen,"Trying to modify frozen WatchChangeAggregator."),e instanceof Un?this.addDocumentChange(e):e instanceof qn?this.addTargetChange(e):e instanceof zn?this.addExistenceFilterChange(e):d("Unknown watch change: "+e)},e.prototype.addChanges=function(e){var t=this;c(!this.frozen,"Trying to modify frozen WatchChangeAggregator."),e.forEach(function(e){return t.add(e)})},e.prototype.createRemoteEvent=function(){var e=this,t=this.targetChanges;return g(this.targetChanges,function(n){e.isActiveTarget(n)||delete t[n]}),this.frozen=!0,new Dn(this.snapshotVersion,t,this.documentUpdates,this.limboDocuments)},e.prototype.ensureTargetChange=function(e){var t=this.targetChanges[e];return t||(t={currentStatusUpdate:Rn.None,snapshotVersion:this.snapshotVersion,mapping:new Fn,resumeToken:p()},this.targetChanges[e]=t),t},e.prototype.queryDataForActiveTarget=function(e){var t=this.listenTargets[e];return t&&!h(this.pendingTargetResponses,e)?t:null},e.prototype.isActiveTarget=function(e){return null!==this.queryDataForActiveTarget(e)},e.prototype.updateLimboDocuments=function(e,t,n){return!!n&&(this.documentUpdates.get(e)?t.purpose===gn.LimboResolution||(this.limboDocuments=this.limboDocuments.delete(e),!1):t.purpose===gn.LimboResolution&&(this.limboDocuments=this.limboDocuments.add(e),!0))},e.prototype.addDocumentChange=function(e){for(var t=!1,n=!0,r=0,o=e.updatedTargetIds;r<o.length;r++){var i=o[r],s=this.queryDataForActiveTarget(i);if(s){var l=this.ensureTargetChange(i);n=this.updateLimboDocuments(e.key,s,n),l.mapping.add(e.key),t=!0}}for(var d=0,p=e.removedTargetIds;d<p.length;d++){var i=p[d],s=this.queryDataForActiveTarget(i);if(s){var l=this.ensureTargetChange(i);n=this.updateLimboDocuments(e.key,s,n),l.mapping.delete(e.key),t=!0}}e.newDoc&&t&&(this.documentUpdates=this.documentUpdates.insert(e.key,e.newDoc))},e.prototype.addTargetChange=function(e){var t=this;e.targetIds.forEach(function(n){var r=t.ensureTargetChange(n);switch(e.state){case jn.NoChange:t.isActiveTarget(n)&&se(r,e.resumeToken);break;case jn.Added:t.recordTargetResponse(n),h(t.pendingTargetResponses,n)||(r.mapping=new Fn,r.currentStatusUpdate=Rn.None,delete t.existenceFilters[n]),se(r,e.resumeToken);break;case jn.Removed:t.recordTargetResponse(n),c(!e.cause,"WatchChangeAggregator does not handle errored targets");break;case jn.Current:t.isActiveTarget(n)&&(r.currentStatusUpdate=Rn.MarkCurrent,se(r,e.resumeToken));break;case jn.Reset:t.isActiveTarget(n)&&(r.mapping=new Bn,se(r,e.resumeToken));break;default:d("Unknown target watch change state: "+e.state);}})},e.prototype.recordTargetResponse=function(e){var t=(this.pendingTargetResponses[e]||0)-1;0==t?delete this.pendingTargetResponses[e]:this.pendingTargetResponses[e]=t},e.prototype.addExistenceFilterChange=function(e){this.isActiveTarget(e.targetId)&&(this.existenceFilters[e.targetId]=e.existenceFilter)},e}(),Wn=function(){function e(){}return e.prototype.applyToLocalView=function(e,t){return new Gt(t,e)},e.prototype.applyToRemoteDocument=function(e,t){return t},e.prototype.isEqual=function(t){return t instanceof e},e.instance=new e,e}(),Hn=function(){function e(e){this.elements=e}return e.prototype.applyToLocalView=function(e){return this.apply(e)},e.prototype.applyToRemoteDocument=function(e){return this.apply(e)},e.prototype.apply=function(e){for(var t=le(e),n=function(e){t.find(function(t){return t.isEqual(e)})||t.push(e)},r=0,o=this.elements,i;r<o.length;r++)i=o[r],n(i);return new $t(t)},e.prototype.isEqual=function(t){return t instanceof e&&q(t.elements,this.elements)},e}(),Kn=function(){function e(e){this.elements=e}return e.prototype.applyToLocalView=function(e){return this.apply(e)},e.prototype.applyToRemoteDocument=function(e){return this.apply(e)},e.prototype.apply=function(e){for(var t=le(e),n=function(e){t=t.filter(function(t){return!t.isEqual(e)})},r=0,o=this.elements,i;r<o.length;r++)i=o[r],n(i);return new $t(t)},e.prototype.isEqual=function(t){return t instanceof e&&q(t.elements,this.elements)},e}(),Gn=function(){var e={};return e[dn.ASCENDING.name]="ASCENDING",e[dn.DESCENDING.name]="DESCENDING",e}(),Xn=function(){var e={};return e[on.LESS_THAN.name]="LESS_THAN",e[on.LESS_THAN_OR_EQUAL.name]="LESS_THAN_OR_EQUAL",e[on.GREATER_THAN.name]="GREATER_THAN",e[on.GREATER_THAN_OR_EQUAL.name]="GREATER_THAN_OR_EQUAL",e[on.EQUAL.name]="EQUAL",e[on.ARRAY_CONTAINS.name]="ARRAY_CONTAINS",e}(),Qn=new RegExp(/^\d{4}-\d\d-\d\dT\d\d:\d\d:\d\d(?:\.(\d+))?Z$/),Yn=function(){function e(e,t){this.databaseId=e,this.options=t}return e.prototype.emptyByteString=function(){return this.options.useProto3Json?"":new Uint8Array(0)},e.prototype.unsafeCastProtoByteString=function(e){return e},e.prototype.fromRpcStatus=function(e){var t=void 0===e.code?mt.UNKNOWN:ee(e.code);return new gt(t,e.message||"")},e.prototype.toInt32Value=function(e){return Q(e)?void 0:{value:e}},e.prototype.fromInt32Value=function(e){var t;return t="object"==typeof e?e.value:e,Q(t)?null:t},e.prototype.toTimestamp=function(e){return{seconds:e.seconds,nanos:e.nanoseconds}},e.prototype.fromTimestamp=function(e){if("string"==typeof e)return this.fromIso8601String(e);c(!!e,"Cannot deserialize null or undefined timestamp.");var t=pe(e.seconds||"0"),n=e.nanos||0;return new vt(t,n)},e.prototype.fromIso8601String=function(e){var t=0,n=Qn.exec(e);if(c(!!n,"invalid timestamp: "+e),n[1]){var r=n[1];r=(r+"000000000").substr(0,9),t=+r}var o=new Date(e),i=nt(o.getTime()/1e3);return new vt(i,t)},e.prototype.toBytes=function(e){return this.options.useProto3Json?e.toBase64():this.unsafeCastProtoByteString(e.toUint8Array())},e.prototype.fromBlob=function(e){return"string"==typeof e?(c(this.options.useProto3Json,"Expected bytes to be passed in as Uint8Array, but got a string instead."),yt.fromBase64String(e)):(c(!this.options.useProto3Json,"Expected bytes to be passed in as string, but got something else instead."),yt.fromUint8Array(e))},e.prototype.toVersion=function(e){return this.toTimestamp(e.toTimestamp())},e.prototype.fromVersion=function(e){return c(!!e,"Trying to deserialize version that isn't set"),mn.fromTimestamp(this.fromTimestamp(e))},e.prototype.toResourceName=function(e,t){return this.fullyQualifiedPrefixPath(e).child("documents").child(t).canonicalString()},e.prototype.fromResourceName=function(e){var t=_t.fromString(e);return c(this.isValidResourceName(t),"Tried to deserialize invalid key "+t.toString()),t},e.prototype.toName=function(e){return this.toResourceName(this.databaseId,e.path)},e.prototype.fromName=function(e){var t=this.fromResourceName(e);return c(t.get(1)===this.databaseId.projectId,"Tried to deserialize key from different project: "+t.get(1)+" vs "+this.databaseId.projectId),c(!t.get(3)&&!this.databaseId.database||t.get(3)===this.databaseId.database,"Tried to deserialize key from different database: "+t.get(3)+" vs "+this.databaseId.database),new It(this.extractLocalPathFromResourceName(t))},e.prototype.toQueryPath=function(e){return 0===e.length?this.encodedDatabaseId:this.toResourceName(this.databaseId,e)},e.prototype.fromQueryPath=function(e){var t=this.fromResourceName(e);return 4===t.length?_t.EMPTY_PATH:this.extractLocalPathFromResourceName(t)},Object.defineProperty(e.prototype,"encodedDatabaseId",{get:function(){var e=new _t(["projects",this.databaseId.projectId,"databases",this.databaseId.database]);return e.canonicalString()},enumerable:!0,configurable:!0}),e.prototype.fullyQualifiedPrefixPath=function(e){return new _t(["projects",e.projectId,"databases",e.database])},e.prototype.extractLocalPathFromResourceName=function(e){return c(4<e.length&&"documents"===e.get(4),"tried to deserialize invalid key "+e.toString()),e.popFirst(5)},e.prototype.isValidResourceName=function(e){return 4<=e.length&&"projects"===e.get(0)&&"databases"===e.get(2)},e.prototype.toValue=function(e){if(e instanceof zt)return{nullValue:"NULL_VALUE"};if(e instanceof jt)return{booleanValue:e.value()};if(e instanceof Vt)return{integerValue:""+e.value()};if(e instanceof Wt){var t=e.value();if(this.options.useProto3Json){if(isNaN(t))return{doubleValue:"NaN"};if(t===Infinity)return{doubleValue:"Infinity"};if(t===-Infinity)return{doubleValue:"-Infinity"}}return{doubleValue:e.value()}}return e instanceof Ht?{stringValue:e.value()}:e instanceof Jt?{mapValue:this.toMapValue(e)}:e instanceof $t?{arrayValue:this.toArrayValue(e)}:e instanceof Kt?{timestampValue:this.toTimestamp(e.internalValue)}:e instanceof Yt?{geoPointValue:{latitude:e.value().latitude,longitude:e.value().longitude}}:e instanceof Xt?{bytesValue:this.toBytes(e.value())}:e instanceof Qt?{referenceValue:this.toResourceName(e.databaseId,e.key.path)}:d("Unknown FieldValue "+JSON.stringify(e))},e.prototype.fromValue=function(e){var t=this,n=e.value_type;if(ce(e,n,"nullValue"))return zt.INSTANCE;if(ce(e,n,"booleanValue"))return jt.of(e.booleanValue);if(ce(e,n,"integerValue"))return new Vt(pe(e.integerValue));if(ce(e,n,"doubleValue")){if(this.options.useProto3Json){if("NaN"===e.doubleValue)return Wt.NAN;if("Infinity"===e.doubleValue)return Wt.POSITIVE_INFINITY;if("-Infinity"===e.doubleValue)return Wt.NEGATIVE_INFINITY}return new Wt(e.doubleValue)}if(ce(e,n,"stringValue"))return new Ht(e.stringValue);if(ce(e,n,"mapValue"))return this.fromFields(e.mapValue.fields||{});if(ce(e,n,"arrayValue")){de(e.arrayValue,"arrayValue");var r=e.arrayValue.values||[];return new $t(r.map(function(e){return t.fromValue(e)}))}if(ce(e,n,"timestampValue"))return de(e.timestampValue,"timestampValue"),new Kt(this.fromTimestamp(e.timestampValue));if(ce(e,n,"geoPointValue")){de(e.geoPointValue,"geoPointValue");var o=e.geoPointValue.latitude||0,i=e.geoPointValue.longitude||0;return new Yt(new xt(o,i))}if(ce(e,n,"bytesValue")){de(e.bytesValue,"bytesValue");var s=this.fromBlob(e.bytesValue);return new Xt(s)}if(ce(e,n,"referenceValue")){de(e.referenceValue,"referenceValue");var l=this.fromResourceName(e.referenceValue),p=new wt(l.get(1),l.get(3)),c=new It(this.extractLocalPathFromResourceName(l));return new Qt(p,c)}return d("Unknown Value proto "+JSON.stringify(e))},e.prototype.toMutationDocument=function(e,t){return{name:this.toName(e),fields:this.toFields(t)}},e.prototype.toDocument=function(e){return c(!e.hasLocalMutations,"Can't serialize documents with mutations."),{name:this.toName(e.key),fields:this.toFields(e.data),updateTime:this.toTimestamp(e.version.toTimestamp())}},e.prototype.fromDocument=function(e){return new Nt(this.fromName(e.name),this.fromVersion(e.updateTime),this.fromFields(e.fields||{}),{hasLocalMutations:!1})},e.prototype.toFields=function(e){var t=this,n={};return e.forEach(function(e,r){n[e]=t.toValue(r)}),n},e.prototype.fromFields=function(e){var t=this,n=Jt.EMPTY;return f(e,function(e,r){n=n.set(new At([e]),t.fromValue(r))}),n},e.prototype.toMapValue=function(e){return{fields:this.toFields(e)}},e.prototype.toArrayValue=function(e){var t=this,n=[];return e.forEach(function(e){n.push(t.toValue(e))}),{values:n}},e.prototype.fromFound=function(e){c(!!e.found,"Tried to deserialize a found document from a missing document."),de(e.found.name,"doc.found.name"),de(e.found.updateTime,"doc.found.updateTime");var t=this.fromName(e.found.name),n=this.fromVersion(e.found.updateTime),r=this.fromFields(e.found.fields||{});return new Nt(t,n,r,{hasLocalMutations:!1})},e.prototype.fromMissing=function(e){c(!!e.missing,"Tried to deserialize a missing document from a found document."),c(!!e.readTime,"Tried to deserialize a missing document without a read time.");var t=this.fromName(e.missing),n=this.fromVersion(e.readTime);return new Lt(t,n)},e.prototype.fromMaybeDocument=function(e){var t=e.result;return ce(e,t,"found")?this.fromFound(e):ce(e,t,"missing")?this.fromMissing(e):d("invalid batch get response: "+JSON.stringify(e))},e.prototype.toWatchTargetChangeState=function(e){return e===jn.Added?"ADD":e===jn.Current?"CURRENT":e===jn.NoChange?"NO_CHANGE":e===jn.Removed?"REMOVE":e===jn.Reset?"RESET":d("Unknown WatchTargetChangeState: "+e)},e.prototype.toTestWatchChange=function(e){if(e instanceof zn)return{filter:{count:e.existenceFilter.count,targetId:e.targetId}};if(e instanceof Un){if(e.newDoc instanceof Nt){var t=e.newDoc;return{documentChange:{document:{name:this.toName(t.key),fields:this.toFields(t.data),updateTime:this.toVersion(t.version)},targetIds:e.updatedTargetIds,removedTargetIds:e.removedTargetIds}}}if(e.newDoc instanceof Lt){var t=e.newDoc;return{documentDelete:{document:this.toName(t.key),readTime:this.toVersion(t.version),removedTargetIds:e.removedTargetIds}}}if(null===e.newDoc)return{documentRemove:{document:this.toName(e.key),removedTargetIds:e.removedTargetIds}}}if(e instanceof qn){var n;return e.cause&&(n={code:te(e.cause.code),message:e.cause.message}),{targetChange:{targetChangeType:this.toWatchTargetChangeState(e.state),targetIds:e.targetIds,resumeToken:this.unsafeCastProtoByteString(e.resumeToken),cause:n}}}return d("Unrecognized watch change: "+JSON.stringify(e))},e.prototype.fromWatchChange=function(e){var t=e.response_type,n;if(ce(e,t,"targetChange")){de(e.targetChange,"targetChange");var r=this.fromWatchTargetChangeState(e.targetChange.targetChangeType||"NO_CHANGE"),o=e.targetChange.targetIds||[],i=e.targetChange.resumeToken||this.emptyByteString(),s=e.targetChange.cause,l=s&&this.fromRpcStatus(s);n=new qn(r,o,i,l||null)}else if(ce(e,t,"documentChange")){de(e.documentChange,"documentChange"),de(e.documentChange.document,"documentChange.name"),de(e.documentChange.document.name,"documentChange.document.name"),de(e.documentChange.document.updateTime,"documentChange.document.updateTime");var p=e.documentChange,c=this.fromName(p.document.name),u=this.fromVersion(p.document.updateTime),h=this.fromFields(p.document.fields||{}),m=new Nt(c,u,h,{hasLocalMutations:!1}),g=p.targetIds||[],f=p.removedTargetIds||[];n=new Un(g,f,m.key,m)}else if(ce(e,t,"documentDelete")){de(e.documentDelete,"documentDelete"),de(e.documentDelete.document,"documentDelete.document");var y=e.documentDelete,c=this.fromName(y.document),u=y.readTime?this.fromVersion(y.readTime):mn.forDeletedDoc(),m=new Lt(c,u),f=y.removedTargetIds||[];n=new Un([],f,m.key,m)}else if(ce(e,t,"documentRemove")){de(e.documentRemove,"documentRemove"),de(e.documentRemove.document,"documentRemove");var b=e.documentRemove,c=this.fromName(b.document),f=b.removedTargetIds||[];n=new Un([],f,c,null)}else if(ce(e,t,"filter")){de(e.filter,"filter"),de(e.filter.targetId,"filter.targetId");var x=e.filter,v=x.count||0,k=new En(v),S=x.targetId;n=new zn(S,k)}else return d("Unknown change type "+JSON.stringify(e));return n},e.prototype.fromWatchTargetChangeState=function(e){return"NO_CHANGE"===e?jn.NoChange:"ADD"===e?jn.Added:"REMOVE"===e?jn.Removed:"CURRENT"===e?jn.Current:"RESET"===e?jn.Reset:d("Got unexpected TargetChange.state: "+e)},e.prototype.versionFromListenResponse=function(e){var t=e.response_type;if(!ce(e,t,"targetChange"))return mn.MIN;var n=e.targetChange;return n.targetIds&&n.targetIds.length?mn.MIN:n.readTime?this.fromVersion(n.readTime):mn.MIN},e.prototype.toMutation=function(e){var t=this,n;if(e instanceof wn)n={update:this.toMutationDocument(e.key,e.value)};else if(e instanceof _n)n={delete:this.toName(e.key)};else if(e instanceof Cn)n={update:this.toMutationDocument(e.key,e.data),updateMask:this.toDocumentMask(e.fieldMask)};else if(e instanceof Tn)n={transform:{document:this.toName(e.key),fieldTransforms:e.fieldTransforms.map(function(e){return t.toFieldTransform(e)})}};else return d("Unknown mutation type "+e.type);return e.precondition.isNone||(n.currentDocument=this.toPrecondition(e.precondition)),n},e.prototype.fromMutation=function(e){var t=this,n=e.currentDocument?this.fromPrecondition(e.currentDocument):kn.NONE;if(e.update){de(e.update.name,"name");var r=this.fromName(e.update.name),o=this.fromFields(e.update.fields||{});if(e.updateMask){var i=this.fromDocumentMask(e.updateMask);return new Cn(r,o,i,n)}return new wn(r,o,n)}if(e.delete){var r=this.fromName(e.delete);return new _n(r,n)}if(e.transform){var r=this.fromName(e.transform.document),s=e.transform.fieldTransforms.map(function(e){return t.fromFieldTransform(e)});return c(!0===n.exists,"Transforms only support precondition \"exists == true\""),new Tn(r,s)}return d("unknown mutation proto: "+JSON.stringify(e))},e.prototype.toPrecondition=function(e){return c(!e.isNone,"Can't serialize an empty precondition"),void 0===e.updateTime?void 0===e.exists?d("Unknown precondition"):{exists:e.exists}:{updateTime:this.toVersion(e.updateTime)}},e.prototype.fromPrecondition=function(e){return void 0===e.updateTime?void 0===e.exists?kn.NONE:kn.exists(e.exists):kn.updateTime(this.fromVersion(e.updateTime))},e.prototype.fromWriteResult=function(e){var t=this,n=e.updateTime?this.fromVersion(e.updateTime):null,r=null;return e.transformResults&&0<e.transformResults.length&&(r=e.transformResults.map(function(e){return t.fromValue(e)})),new xn(n,r)},e.prototype.fromWriteResults=function(e){var t=this;return(e||[]).map(function(e){return t.fromWriteResult(e)})},e.prototype.toFieldTransform=function(e){var t=this,n=e.transform;return n instanceof Wn?{fieldPath:e.field.canonicalString(),setToServerValue:"REQUEST_TIME"}:n instanceof Hn?{fieldPath:e.field.canonicalString(),appendMissingElements:{values:n.elements.map(function(e){return t.toValue(e)})}}:n instanceof Kn?{fieldPath:e.field.canonicalString(),removeAllFromArray:{values:n.elements.map(function(e){return t.toValue(e)})}}:void d("Unknown transform: "+e.transform)},e.prototype.fromFieldTransform=function(e){var t=this,n=e.transform_type,r=null;if(ce(e,n,"setToServerValue"))c("REQUEST_TIME"===e.setToServerValue,"Unknown server value transform proto: "+JSON.stringify(e)),r=Wn.instance;else if(ce(e,n,"appendMissingElements")){var o=e.appendMissingElements.values||[];r=new Hn(o.map(function(e){return t.fromValue(e)}))}else if(ce(e,n,"removeAllFromArray")){var o=e.removeAllFromArray.values||[];r=new Kn(o.map(function(e){return t.fromValue(e)}))}else d("Unknown transform proto: "+JSON.stringify(e));var i=At.fromServerFormat(e.fieldPath);return new bn(i,r)},e.prototype.toDocumentsTarget=function(e){return{documents:[this.toQueryPath(e.path)]}},e.prototype.fromDocumentsTarget=function(e){var t=e.documents.length;c(1===t,"DocumentsTarget contained other than 1 document: "+t);var n=e.documents[0];return rn.atPath(this.fromQueryPath(n))},e.prototype.toQueryTarget=function(e){var t={structuredQuery:{}};if(e.path.isEmpty())t.parent=this.toQueryPath(_t.EMPTY_PATH);else{var n=e.path;c(0!=n.length%2,"Document queries with filters are not supported."),t.parent=this.toQueryPath(n.popLast()),t.structuredQuery.from=[{collectionId:n.lastSegment()}]}var r=this.toFilter(e.filters);r&&(t.structuredQuery.where=r);var o=this.toOrder(e.orderBy);o&&(t.structuredQuery.orderBy=o);var i=this.toInt32Value(e.limit);return void 0!==i&&(t.structuredQuery.limit=i),e.startAt&&(t.structuredQuery.startAt=this.toCursor(e.startAt)),e.endAt&&(t.structuredQuery.endAt=this.toCursor(e.endAt)),t},e.prototype.fromQueryTarget=function(e){var t=this.fromQueryPath(e.parent),n=e.structuredQuery,r=n.from?n.from.length:0;if(0<r){c(1===r,"StructuredQuery.from with more than one collection is not supported.");var o=n.from[0];t=t.child(o.collectionId)}var i=[];n.where&&(i=this.fromFilter(n.where));var s=[];n.orderBy&&(s=this.fromOrder(n.orderBy));var l=null;n.limit&&(l=this.fromInt32Value(n.limit));var d=null;n.startAt&&(d=this.fromCursor(n.startAt));var p=null;return n.endAt&&(p=this.fromCursor(n.endAt)),new rn(t,s,i,l,d,p)},e.prototype.toListenRequestLabels=function(e){var t=this.toLabel(e.purpose);return null==t?null:{"goog-listen-tags":t}},e.prototype.toLabel=function(e){return e===gn.Listen?null:e===gn.ExistenceFilterMismatch?"existence-filter-mismatch":e===gn.LimboResolution?"limbo-document":d("Unrecognized query purpose: "+e)},e.prototype.toTarget=function(e){var t=e.query,n;return n=t.isDocumentQuery()?{documents:this.toDocumentsTarget(t)}:{query:this.toQueryTarget(t)},n.targetId=e.targetId,0<e.resumeToken.length&&(n.resumeToken=this.unsafeCastProtoByteString(e.resumeToken)),n},e.prototype.toFilter=function(e){var t=this;if(0!==e.length){var n=e.map(function(e){return e instanceof an?t.toRelationFilter(e):t.toUnaryFilter(e)});return 1===n.length?n[0]:{compositeFilter:{op:"AND",filters:n}}}},e.prototype.fromFilter=function(e){var t=this;return e?void 0===e.unaryFilter?void 0===e.fieldFilter?void 0===e.compositeFilter?d("Unknown filter: "+JSON.stringify(e)):e.compositeFilter.filters.map(function(e){return t.fromFilter(e)}).reduce(function(e,t){return e.concat(t)}):[this.fromRelationFilter(e)]:[this.fromUnaryFilter(e)]:[]},e.prototype.toOrder=function(e){var t=this;return 0===e.length?void 0:e.map(function(e){return t.toPropertyOrder(e)})},e.prototype.fromOrder=function(e){var t=this;return e.map(function(e){return t.fromPropertyOrder(e)})},e.prototype.toCursor=function(e){var t=this;return{before:e.before,values:e.position.map(function(e){return t.toValue(e)})}},e.prototype.fromCursor=function(e){var t=this,n=!!e.before,r=e.values.map(function(e){return t.fromValue(e)});return new pn(r,n)},e.prototype.toDirection=function(e){return Gn[e.name]},e.prototype.fromDirection=function(e){return"ASCENDING"===e?dn.ASCENDING:"DESCENDING"===e?dn.DESCENDING:void 0},e.prototype.toOperatorName=function(e){return Xn[e.name]},e.prototype.fromOperatorName=function(e){return"EQUAL"===e?on.EQUAL:"GREATER_THAN"===e?on.GREATER_THAN:"GREATER_THAN_OR_EQUAL"===e?on.GREATER_THAN_OR_EQUAL:"LESS_THAN"===e?on.LESS_THAN:"LESS_THAN_OR_EQUAL"===e?on.LESS_THAN_OR_EQUAL:"ARRAY_CONTAINS"===e?on.ARRAY_CONTAINS:"OPERATOR_UNSPECIFIED"===e?d("Unspecified relation"):d("Unknown relation")},e.prototype.toFieldPathReference=function(e){return{fieldPath:e.canonicalString()}},e.prototype.fromFieldPathReference=function(e){return At.fromServerFormat(e.fieldPath)},e.prototype.toPropertyOrder=function(e){return{field:this.toFieldPathReference(e.field),direction:this.toDirection(e.dir)}},e.prototype.fromPropertyOrder=function(e){return new cn(this.fromFieldPathReference(e.field),this.fromDirection(e.direction))},e.prototype.toRelationFilter=function(e){return e instanceof an?{fieldFilter:{field:this.toFieldPathReference(e.field),op:this.toOperatorName(e.op),value:this.toValue(e.value)}}:d("Unrecognized filter: "+JSON.stringify(e))},e.prototype.fromRelationFilter=function(e){return new an(this.fromFieldPathReference(e.fieldFilter.field),this.fromOperatorName(e.fieldFilter.op),this.fromValue(e.fieldFilter.value))},e.prototype.toUnaryFilter=function(e){return e instanceof ln?{unaryFilter:{field:this.toFieldPathReference(e.field),op:"IS_NAN"}}:e instanceof sn?{unaryFilter:{field:this.toFieldPathReference(e.field),op:"IS_NULL"}}:d("Unrecognized filter: "+JSON.stringify(e))},e.prototype.fromUnaryFilter=function(e){switch(e.unaryFilter.op){case"IS_NAN":var t=this.fromFieldPathReference(e.unaryFilter.field);return new ln(t);case"IS_NULL":var n=this.fromFieldPathReference(e.unaryFilter.field);return new sn(n);case"OPERATOR_UNSPECIFIED":return d("Unspecified filter");default:return d("Unknown filter");}},e.prototype.toDocumentMask=function(e){return{fieldPaths:e.fields.map(function(e){return e.canonicalString()})}},e.prototype.fromDocumentMask=function(e){var t=e.fieldPaths||[],n=t.map(function(e){return At.fromServerFormat(e)});return new yn(n)},e}(),Jn=function(){return"object"==typeof navigator&&"ReactNative"===navigator.product},$n="FirebaseError",Zn=Error.captureStackTrace,er=function(){return function(e,t){if(this.code=e,this.message=t,Zn)Zn(this,tr.prototype.create);else try{throw Error.apply(this,arguments)}catch(e){this.name=$n,Object.defineProperty(this,"stack",{get:function(){return e.stack}})}}}();er.prototype=Object.create(Error.prototype),er.prototype.constructor=er,er.prototype.name=$n;var tr=function(){function e(e,t,n){this.service=e,this.serviceName=t,this.errors=n,this.pattern=/\{\$([^}]+)}/g}return e.prototype.create=function(e,t){void 0===t&&(t={});var n=this.errors[e],r=this.service+"/"+e,o;o=void 0===n?"Error":n.replace(this.pattern,function(e,n){var r=t[n];return void 0===r?"<"+n+"?>":r.toString()}),o=this.serviceName+": "+o+" ("+r+").";var i=new er(r,o);for(var s in t)t.hasOwnProperty(s)&&"_"!==s.slice(-1)&&(i[s]=t[s]);return i},e}(),nr=function(){return function(){this.blockSize=-1}}(),rr=function(e){function t(){var t=e.call(this)||this;t.chain_=[],t.buf_=[],t.W_=[],t.pad_=[],t.inbuf_=0,t.total_=0,t.blockSize=64,t.pad_[0]=128;for(var n=1;n<t.blockSize;++n)t.pad_[n]=0;return t.reset(),t}return lt.__extends(t,e),t.prototype.reset=function(){this.chain_[0]=1732584193,this.chain_[1]=4023233417,this.chain_[2]=2562383102,this.chain_[3]=271733878,this.chain_[4]=3285377520,this.inbuf_=0,this.total_=0},t.prototype.compress_=function(n,r){r||(r=0);var o=this.W_;if("string"==typeof n)for(var s=0;16>s;s++)o[s]=n.charCodeAt(r)<<24|n.charCodeAt(r+1)<<16|n.charCodeAt(r+2)<<8|n.charCodeAt(r+3),r+=4;else for(var s=0;16>s;s++)o[s]=n[r]<<24|n[r+1]<<16|n[r+2]<<8|n[r+3],r+=4;for(var s=16,i;80>s;s++)i=o[s-3]^o[s-8]^o[s-14]^o[s-16],o[s]=4294967295&(i<<1|i>>>31);for(var t=this.chain_[0],l=this.chain_[1],p=this.chain_[2],c=this.chain_[3],d=this.chain_[4],s=0,e,u;80>s;s++){40>s?20>s?(e=c^l&(p^c),u=1518500249):(e=l^p^c,u=1859775393):60>s?(e=l&p|c&(l|p),u=2400959708):(e=l^p^c,u=3395469782);var i=4294967295&(t<<5|t>>>27)+e+d+u+o[s];d=c,c=p,p=4294967295&(l<<30|l>>>2),l=t,t=i}this.chain_[0]=4294967295&this.chain_[0]+t,this.chain_[1]=4294967295&this.chain_[1]+l,this.chain_[2]=4294967295&this.chain_[2]+p,this.chain_[3]=4294967295&this.chain_[3]+c,this.chain_[4]=4294967295&this.chain_[4]+d},t.prototype.update=function(e,t){if(null!=e){void 0===t&&(t=e.length);for(var r=t-this.blockSize,o=0,n=this.buf_,i=this.inbuf_;o<t;){if(0==i)for(;o<=r;)this.compress_(e,o),o+=this.blockSize;if("string"==typeof e){for(;o<t;)if(n[i]=e.charCodeAt(o),++i,++o,i==this.blockSize){this.compress_(n),i=0;break}}else for(;o<t;)if(n[i]=e[o],++i,++o,i==this.blockSize){this.compress_(n),i=0;break}}this.inbuf_=i,this.total_+=t}},t.prototype.digest=function(){var e=[],t=8*this.total_;56>this.inbuf_?this.update(this.pad_,56-this.inbuf_):this.update(this.pad_,this.blockSize-(this.inbuf_-56));for(var r=this.blockSize-1;56<=r;r--)this.buf_[r]=255&t,t/=256;this.compress_(this.buf_);for(var o=0,r=0;5>r;r++)for(var n=24;0<=n;n-=8)e[o]=255&this.chain_[r]>>n,++o;return e},t}(nr),or=function(){function e(e){this.sendFn=e.sendFn,this.closeFn=e.closeFn}return e.prototype.onOpen=function(e){c(!this.wrappedOnOpen,"Called onOpen on stream twice!"),this.wrappedOnOpen=e},e.prototype.onClose=function(e){c(!this.wrappedOnClose,"Called onClose on stream twice!"),this.wrappedOnClose=e},e.prototype.onMessage=function(e){c(!this.wrappedOnMessage,"Called onMessage on stream twice!"),this.wrappedOnMessage=e},e.prototype.close=function(){this.closeFn()},e.prototype.send=function(e){this.sendFn(e)},e.prototype.callOnOpen=function(){c(void 0!==this.wrappedOnOpen,"Cannot call onOpen because no callback was 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n=[this.baseUrl,"/","google.firestore.v1beta1.Firestore","/",e,"/channel"],r=dt.createWebChannelTransport(),o={backgroundChannelTest:!0,httpSessionIdParam:"gsessionid",initMessageHeaders:{},messageUrlParams:{database:"projects/"+this.databaseId.projectId+"/databases/"+this.databaseId.database},sendRawJson:!0,supportsCrossDomainXhr:!0};this.modifyHeadersForRequest(o.initMessageHeaders,t),Jn()||(o.httpHeadersOverwriteParam="$httpHeaders");var s=n.join("");i(ar,"Creating WebChannel: "+s+" "+o);var l=r.createWebChannel(s,o),d=!1,p=!1,u=new or({sendFn:function(e){p?i(ar,"Not sending because WebChannel is closed:",e):(!d&&(i(ar,"Opening WebChannel transport."),l.open(),d=!0),i(ar,"WebChannel sending:",e),l.send(e))},closeFn:function(){return l.close()}}),h=function(e,t){l.listen(e,function(e){try{t(e)}catch(t){setTimeout(function(){throw t},0)}})};return h(dt.WebChannel.EventType.OPEN,function(){p||i(ar,"WebChannel transport 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n.join("")},e}(),lr=function(){function e(){this.emptyByteString="",this.base64Available="undefined"!=typeof atob}return e.prototype.loadConnection=function(e){return Promise.resolve(new sr(e))},e.prototype.newSerializer=function(e){return new Yn(e,{useProto3Json:!0})},e.prototype.formatJSON=function(e){return JSON.stringify(e)},e.prototype.atob=function(e){return atob(e)},e.prototype.btoa=function(e){return btoa(e)},e}();ht.setPlatform(new lr);var dr=function(){function e(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];S("FieldPath",e,"fieldNames",1);for(var n=0;n<e.length;++n)if(w("FieldPath","string",n,e[n]),0===e[n].length)throw new gt(mt.INVALID_ARGUMENT,"Invalid field name at argument $(i + 1). Field names must not be empty.");this._internalPath=new At(e)}return e.documentId=function(){return e._DOCUMENT_ID},e.prototype.isEqual=function(t){if(!(t instanceof e))throw B("isEqual","FieldPath",1,t);return this._internalPath.isEqual(t._internalPath)},e._DOCUMENT_ID=new e(At.keyField().canonicalString()),e}(),pr=/[~\*\/\[\]]/,cr;(function(e){e[e.Unknown=0]="Unknown",e[e.Online=1]="Online",e[e.Offline=2]="Offline"})(cr||(cr={}));var ur;(function(e){e[e.Added=0]="Added",e[e.Removed=1]="Removed",e[e.Modified=2]="Modified",e[e.Metadata=3]="Metadata"})(ur||(ur={}));var hr;(function(e){e[e.Local=0]="Local",e[e.Synced=1]="Synced"})(hr||(hr={}));var mr=function(){function e(){this.changeMap=new Ot(It.comparator)}return e.prototype.track=function(e){var t=e.doc.key,n=this.changeMap.get(t);return n?void(e.type!==ur.Added&&n.type===ur.Metadata?this.changeMap=this.changeMap.insert(t,e):e.type===ur.Metadata&&n.type!==ur.Removed?this.changeMap=this.changeMap.insert(t,{type:n.type,doc:e.doc}):e.type===ur.Modified&&n.type===ur.Modified?this.changeMap=this.changeMap.insert(t,{type:ur.Modified,doc:e.doc}):e.type===ur.Modified&&n.type===ur.Added?this.changeMap=this.changeMap.insert(t,{type:ur.Added,doc:e.doc}):e.type===ur.Removed&&n.type===ur.Added?this.changeMap=this.changeMap.remove(t):e.type===ur.Removed&&n.type===ur.Modified?this.changeMap=this.changeMap.insert(t,{type:ur.Removed,doc:n.doc}):e.type===ur.Added&&n.type===ur.Removed?this.changeMap=this.changeMap.insert(t,{type:ur.Modified,doc:e.doc}):d("unsupported combination of changes: "+JSON.stringify(e)+" after "+JSON.stringify(n))):void(this.changeMap=this.changeMap.insert(t,e))},e.prototype.getChanges=function(){var e=[];return this.changeMap.inorderTraversal(function(t,n){e.push(n)}),e},e}(),gr=function(){function e(e,t,n,r,o,i,s,l){this.query=e,this.docs=t,this.oldDocs=n,this.docChanges=r,this.fromCache=o,this.hasPendingWrites=i,this.syncStateChanged=s,this.excludesMetadataChanges=l}return e.prototype.isEqual=function(e){if(this.fromCache!==e.fromCache||this.hasPendingWrites!==e.hasPendingWrites||this.syncStateChanged!==e.syncStateChanged||!this.query.isEqual(e.query)||!this.docs.isEqual(e.docs)||!this.oldDocs.isEqual(e.oldDocs))return!1;var t=this.docChanges,n=e.docChanges;if(t.length!==n.length)return!1;for(var r=0;r<t.length;r++)if(t[r].type!==n[r].type||!t[r].doc.isEqual(n[r].doc))return!1;return!0},e}(),fr=function(){function e(e){this.comparator=e?function(t,n){return e(t,n)||It.comparator(t.key,n.key)}:function(e,t){return It.comparator(e.key,t.key)},this.keyedMap=oe(),this.sortedSet=new Ot(this.comparator)}return e.emptySet=function(t){return new e(t.comparator)},e.prototype.has=function(e){return null!=this.keyedMap.get(e)},e.prototype.get=function(e){return this.keyedMap.get(e)},e.prototype.first=function(){return this.sortedSet.minKey()},e.prototype.last=function(){return this.sortedSet.maxKey()},e.prototype.isEmpty=function(){return this.sortedSet.isEmpty()},e.prototype.indexOf=function(e){var t=this.keyedMap.get(e);return t?this.sortedSet.indexOf(t):-1},Object.defineProperty(e.prototype,"size",{get:function(){return this.sortedSet.size},enumerable:!0,configurable:!0}),e.prototype.forEach=function(e){this.sortedSet.inorderTraversal(function(t){return e(t),!1})},e.prototype.add=function(e){var t=this.delete(e.key);return t.copy(t.keyedMap.insert(e.key,e),t.sortedSet.insert(e,null))},e.prototype.delete=function(e){var t=this.get(e);return t?this.copy(this.keyedMap.remove(e),this.sortedSet.remove(t)):this},e.prototype.isEqual=function(t){if(!(t instanceof e))return!1;if(this.size!==t.size)return!1;for(var n=this.sortedSet.getIterator(),r=t.sortedSet.getIterator();n.hasNext();){var o=n.getNext().key,i=r.getNext().key;if(!o.isEqual(i))return!1}return!0},e.prototype.toString=function(){var e=[];return this.forEach(function(t){e.push(t.toString())}),0===e.length?"DocumentSet ()":"DocumentSet (\n "+e.join(" \n")+"\n)"},e.prototype.copy=function(t,n){var r=new e;return r.comparator=this.comparator,r.keyedMap=t,r.sortedSet=n,r},e}(),yr=function(){function e(e){this.mapKeyFn=e,this.inner={}}return e.prototype.get=function(e){var t=this.mapKeyFn(e),n=this.inner[t];if(void 0!==n)for(var r=0,o=n;r<o.length;r++){var i=o[r],s=i[0],l=i[1];if(s.isEqual(e))return l}},e.prototype.has=function(e){return void 0!==this.get(e)},e.prototype.set=function(e,t){var n=this.mapKeyFn(e),r=this.inner[n];if(void 0===r)return void(this.inner[n]=[[e,t]]);for(var o=0;o<r.length;o++)if(r[o][0].isEqual(e))return void(r[o]=[e,t]);r.push([e,t])},e.prototype.delete=function(e){var t=this.mapKeyFn(e),n=this.inner[t];if(void 0===n)return!1;for(var r=0;r<n.length;r++)if(n[r][0].isEqual(e))return 1===n.length?delete this.inner[t]:n.splice(r,1),!0;return!1},e.prototype.forEach=function(e){f(this.inner,function(t,n){for(var r=0,o=n;r<o.length;r++){var i=o[r],s=i[0],l=i[1];e(s,l)}})},e.prototype.isEmpty=function(){return y(this.inner)},e}(),br=function(){return function(){this.listeners=[]}}(),xr=function(){function e(e){this.syncEngine=e,this.queries=new yr(function(e){return e.canonicalId()}),this.onlineState=cr.Unknown,this.syncEngine.subscribe(this.onChange.bind(this),this.onError.bind(this))}return e.prototype.listen=function(e){var t=e.query,n=!1,r=this.queries.get(t);return r||(n=!0,r=new br,this.queries.set(t,r)),r.listeners.push(e),e.applyOnlineStateChange(this.onlineState),r.viewSnap&&e.onViewSnapshot(r.viewSnap),n?this.syncEngine.listen(t).then(function(e){return r.targetId=e,e}):Promise.resolve(r.targetId)},e.prototype.unlisten=function(e){return lt.__awaiter(this,void 0,void 0,function(){var t,n,r,o;return lt.__generator(this,function(){return t=e.query,n=!1,r=this.queries.get(t),r&&(o=r.listeners.indexOf(e),0<=o&&(r.listeners.splice(o,1),n=0===r.listeners.length)),n?(this.queries.delete(t),[2,this.syncEngine.unlisten(t)]):[2]})})},e.prototype.onChange=function(e){for(var t=0,n=e;t<n.length;t++){var r=n[t],o=r.query,i=this.queries.get(o);if(i){for(var s=0,l=i.listeners,d;s<l.length;s++)d=l[s],d.onViewSnapshot(r);i.viewSnap=r}}},e.prototype.onError=function(e,t){var n=this.queries.get(e);if(n)for(var r=0,o=n.listeners,i;r<o.length;r++)i=o[r],i.onError(t);this.queries.delete(e)},e.prototype.applyOnlineStateChange=function(e){this.onlineState=e,this.queries.forEach(function(t,n){for(var r=0,o=n.listeners,i;r<o.length;r++)i=o[r],i.applyOnlineStateChange(e)})},e}(),vr=function(){function e(e,t,n){this.query=e,this.queryObserver=t,this.raisedInitialEvent=!1,this.onlineState=cr.Unknown,this.options=n||{}}return e.prototype.onViewSnapshot=function(e){if(c(0<e.docChanges.length||e.syncStateChanged,"We got a new snapshot with no changes?"),!this.options.includeMetadataChanges){for(var t=[],n=0,r=e.docChanges,o;n<r.length;n++)o=r[n],o.type!==ur.Metadata&&t.push(o);e=new gr(e.query,e.docs,e.oldDocs,t,e.fromCache,e.hasPendingWrites,e.syncStateChanged,!0)}this.raisedInitialEvent?this.shouldRaiseEvent(e)&&this.queryObserver.next(e):this.shouldRaiseInitialEvent(e,this.onlineState)&&this.raiseInitialEvent(e),this.snap=e},e.prototype.onError=function(e){this.queryObserver.error(e)},e.prototype.applyOnlineStateChange=function(e){this.onlineState=e,this.snap&&!this.raisedInitialEvent&&this.shouldRaiseInitialEvent(this.snap,e)&&this.raiseInitialEvent(this.snap)},e.prototype.shouldRaiseInitialEvent=function(e,t){if(c(!this.raisedInitialEvent,"Determining whether to raise first event but already had first event"),!e.fromCache)return!0;var n=t!==cr.Offline;return this.options.waitForSyncWhenOnline&&n?(c(e.fromCache,"Waiting for sync, but snapshot is not from cache"),!1):!e.docs.isEmpty()||t===cr.Offline},e.prototype.shouldRaiseEvent=function(e){if(0<e.docChanges.length)return!0;var t=this.snap&&this.snap.hasPendingWrites!==e.hasPendingWrites;return(e.syncStateChanged||t)&&!0===this.options.includeMetadataChanges},e.prototype.raiseInitialEvent=function(t){c(!this.raisedInitialEvent,"Trying to raise initial events for second time"),t=new gr(t.query,t.docs,fr.emptySet(t.docs),e.getInitialViewChanges(t),t.fromCache,t.hasPendingWrites,!0,!1),this.raisedInitialEvent=!0,this.queryObserver.next(t)},e.getInitialViewChanges=function(e){var t=[];return e.docs.forEach(function(e){t.push({type:ur.Added,doc:e})}),t},e}(),kr=function(){function t(e){var t=this;this.nextCallback=null,this.catchCallback=null,this.result=void 0,this.error=void 0,this.isDone=!1,this.callbackAttached=!1,e(function(e){t.isDone=!0,t.result=e,t.nextCallback&&t.nextCallback(e)},function(e){t.isDone=!0,t.error=e,t.catchCallback&&t.catchCallback(e)})}return t.prototype.catch=function(e){return this.next(void 0,e)},t.prototype.next=function(e,n){var r=this;return this.callbackAttached&&d("Called next() or catch() twice for PersistencePromise"),this.callbackAttached=!0,this.isDone?this.error?this.wrapFailure(n,this.error):this.wrapSuccess(e,this.result):new t(function(t,o){r.nextCallback=function(n){r.wrapSuccess(e,n).next(t,o)},r.catchCallback=function(e){r.wrapFailure(n,e).next(t,o)}})},t.prototype.toPromise=function(){var e=this;return new Promise(function(t,n){e.next(t,n)})},t.prototype.wrapUserFunction=function(e){try{var n=e();return n instanceof t?n:t.resolve(n)}catch(n){return t.reject(n)}},t.prototype.wrapSuccess=function(e,n){return e?this.wrapUserFunction(function(){return e(n)}):t.resolve(n)},t.prototype.wrapFailure=function(e,n){return e?this.wrapUserFunction(function(){return e(n)}):t.reject(n)},t.resolve=function(e){return new t(function(t){t(e)})},t.reject=function(e){return new t(function(t,n){n(e)})},t.waitFor=function(e){var n=e.length;if(0===n)return t.resolve();var r=0;return new t(function(t,o){for(var i=0,s=e,l;i<s.length;i++)l=s[i],l.next(function(){++r,r===n&&t()},function(e){return o(e)})})},t.map=function(e){for(var n=[],r=[],o=function(t){r[t]=e[t].next(function(e){n[t]=e})},s=0;s<e.length;++s)o(s);return t.waitFor(r).next(function(){return n})},t}(),Sr=function(){function e(){this.isEager=!0,this.sources=[],this.potentialGarbage=ie()}return e.prototype.addGarbageSource=function(e){this.sources.push(e),e.setGarbageCollector(this)},e.prototype.removeGarbageSource=function(e){this.sources.splice(this.sources.indexOf(e),1),e.setGarbageCollector(null)},e.prototype.addPotentialGarbageKey=function(e){this.potentialGarbage=this.potentialGarbage.add(e)},e.prototype.collectGarbage=function(e){var t=this,n=[],r=ie();return this.potentialGarbage.forEach(function(o){var i=t.documentHasAnyReferences(e,o);n.push(i.next(function(e){return e||(r=r.add(o)),kr.resolve()}))}),this.potentialGarbage=ie(),kr.waitFor(n).next(function(){return r})},e.prototype.documentHasAnyReferences=function(e,t){var n=kr.resolve(!1);return this.sources.map(function(n){return function(){return n.containsKey(e,t)}}).reduce(function(e,t){return e.next(function(e){return e?kr.resolve(!0):t()})},n)},e}(),wr=function(){function e(e,t,n){this.query=e,this.addedKeys=t,this.removedKeys=n}return e.fromSnapshot=function(t){for(var n=ie(),r=ie(),o=0,i=t.docChanges,s;o<i.length;o++)switch(s=i[o],s.type){case ur.Added:n=n.add(s.doc.key);break;case ur.Removed:r=r.add(s.doc.key);break;default:}return new e(t.query,n,r)},e}(),Cr=function(){function e(){this.refsByKey=new In(Tr.compareByKey),this.refsByTarget=new In(Tr.compareByTargetId),this.garbageCollector=null}return e.prototype.isEmpty=function(){return this.refsByKey.isEmpty()},e.prototype.addReference=function(e,t){var n=new Tr(e,t);this.refsByKey=this.refsByKey.add(n),this.refsByTarget=this.refsByTarget.add(n)},e.prototype.addReferences=function(e,t){var n=this;e.forEach(function(e){return n.addReference(e,t)})},e.prototype.removeReference=function(e,t){this.removeRef(new Tr(e,t))},e.prototype.removeReferences=function(e,t){var n=this;e.forEach(function(e){return n.removeReference(e,t)})},e.prototype.removeReferencesForId=function(e){var t=this,n=It.EMPTY,r=new Tr(n,e),o=new Tr(n,e+1);this.refsByTarget.forEachInRange([r,o],function(e){t.removeRef(e)})},e.prototype.removeAllReferences=function(){var e=this;this.refsByKey.forEach(function(t){return e.removeRef(t)})},e.prototype.removeRef=function(e){this.refsByKey=this.refsByKey.delete(e),this.refsByTarget=this.refsByTarget.delete(e),null!==this.garbageCollector&&this.garbageCollector.addPotentialGarbageKey(e.key)},e.prototype.referencesForId=function(e){var t=It.EMPTY,n=new Tr(t,e),r=new Tr(t,e+1),o=ie();return this.refsByTarget.forEachInRange([n,r],function(e){o=o.add(e.key)}),o},e.prototype.setGarbageCollector=function(e){this.garbageCollector=e},e.prototype.containsKey=function(e,t){var n=new Tr(t,0),r=this.refsByKey.firstAfterOrEqual(n);return kr.resolve(null!==r&&t.isEqual(r.key))},e}(),Tr=function(){function e(e,t){this.key=e,this.targetOrBatchId=t}return e.compareByKey=function(e,t){return It.comparator(e.key,t.key)||z(e.targetOrBatchId,t.targetOrBatchId)},e.compareByTargetId=function(e,t){return z(e.targetOrBatchId,t.targetOrBatchId)||It.comparator(e.key,t.key)},e}(),_r=1,Er;(function(e){e[e.LocalStore=0]="LocalStore",e[e.SyncEngine=1]="SyncEngine"})(Er||(Er={}));var Ar=function(){function e(e,t){void 0===t&&(t=0),this.generatorId=e;var n=t>>_r<<_r,r=t-n;this.previousId=r>=e?n|this.generatorId:(n|this.generatorId)-(1<<_r)}return e.prototype.next=function(){return this.previousId+=1<<_r,this.previousId},e.forLocalStore=function(t){return void 0===t&&(t=0),new e(Er.LocalStore,t)},e.forSyncEngine=function(){return new e(Er.SyncEngine)},e}(),Ir=function(){return function(e){this.key=e}}(),Nr=function(){return function(e){this.key=e}}(),Lr=function(){function e(e,t){this.query=e,this._syncedDocuments=t,this.syncState=null,this.current=!1,this.limboDocuments=ie(),this.mutatedKeys=ie(),this.documentSet=new fr(e.docComparator.bind(e))}return Object.defineProperty(e.prototype,"syncedDocuments",{get:function(){return this._syncedDocuments},enumerable:!0,configurable:!0}),e.prototype.computeDocChanges=function(e,t){var n=this,r=t?t.changeSet:new mr,o=t?t.documentSet:this.documentSet,i=t?t.mutatedKeys:this.mutatedKeys,s=o,l=!1,d=this.query.hasLimit()&&o.size===this.query.limit?o.last():null;if(e.inorderTraversal(function(e,t){var p=o.get(e),u=t instanceof Nt?t:null;if(u&&(c(e.isEqual(u.key),"Mismatching keys found in document changes: "+e+" != "+u.key),u=n.query.matches(u)?u:null),u?(s=s.add(u),i=u.hasLocalMutations?i.add(e):i.delete(e)):(s=s.delete(e),i=i.delete(e)),p&&u){var h=p.data.isEqual(u.data);h&&p.hasLocalMutations===u.hasLocalMutations||(h?r.track({type:ur.Metadata,doc:u}):r.track({type:ur.Modified,doc:u}),d&&0<n.query.docComparator(u,d)&&(l=!0))}else!p&&u?r.track({type:ur.Added,doc:u}):p&&!u&&(r.track({type:ur.Removed,doc:p}),d&&(l=!0))}),this.query.hasLimit())for(;s.size>this.query.limit;){var p=s.last();s=s.delete(p.key),r.track({type:ur.Removed,doc:p})}return c(!l||!t,"View was refilled using docs that themselves needed refilling."),{documentSet:s,changeSet:r,needsRefill:l,mutatedKeys:i}},e.prototype.applyChanges=function(e,t){var n=this;c(!e.needsRefill,"Cannot apply changes that need a refill");var r=this.documentSet;this.documentSet=e.documentSet,this.mutatedKeys=e.mutatedKeys;var o=e.changeSet.getChanges();o.sort(function(e,t){return he(e.type,t.type)||n.query.docComparator(e.doc,t.doc)}),this.applyTargetChange(t);var i=this.updateLimboDocuments(),s=0===this.limboDocuments.size&&this.current,l=s?hr.Synced:hr.Local,d=l!==this.syncState;if(this.syncState=l,0===o.length&&!d)return{limboChanges:i};var p=new gr(this.query,e.documentSet,r,o,l===hr.Local,!e.mutatedKeys.isEmpty(),d,!1);return{snapshot:p,limboChanges:i}},e.prototype.applyOnlineStateChange=function(e){return this.current&&e===cr.Offline?(this.current=!1,this.applyChanges({documentSet:this.documentSet,changeSet:new mr,mutatedKeys:this.mutatedKeys,needsRefill:!1})):{limboChanges:[]}},e.prototype.shouldBeInLimbo=function(e){return!this._syncedDocuments.has(e)&&!!this.documentSet.has(e)&&!this.documentSet.get(e).hasLocalMutations},e.prototype.applyTargetChange=function(e){if(e){var t=e.mapping;switch(t instanceof Bn?this._syncedDocuments=t.documents:t instanceof Fn&&(this._syncedDocuments=t.applyToKeySet(this._syncedDocuments)),e.currentStatusUpdate){case Rn.MarkCurrent:this.current=!0;break;case Rn.MarkNotCurrent:this.current=!1;break;case Rn.None:break;default:d("Unknown current status update: "+e.currentStatusUpdate);}}},e.prototype.updateLimboDocuments=function(){var e=this;if(!this.current)return[];var t=this.limboDocuments;this.limboDocuments=ie(),this.documentSet.forEach(function(t){e.shouldBeInLimbo(t.key)&&(e.limboDocuments=e.limboDocuments.add(t.key))});var n=[];return t.forEach(function(t){e.limboDocuments.has(t)||n.push(new Nr(t))}),this.limboDocuments.forEach(function(e){t.has(e)||n.push(new Ir(e))}),n},e}(),Or="SyncEngine",Mr=function(){return function(e,t,n,r){this.query=e,this.targetId=t,this.resumeToken=n,this.view=r}}(),Dr=function(){function e(e,t,n){this.localStore=e,this.remoteStore=t,this.currentUser=n,this.viewHandler=null,this.errorHandler=null,this.queryViewsByQuery=new yr(function(e){return e.canonicalId()}),this.queryViewsByTarget={},this.limboTargetsByKey=new Ot(It.comparator),this.limboKeysByTarget={},this.limboDocumentRefs=new Cr,this.limboCollector=new Sr,this.mutationUserCallbacks={},this.targetIdGenerator=Ar.forSyncEngine()}return e.prototype.subscribe=function(e,t){c(null!==e&&null!==t,"View and error handlers cannot be null"),c(null===this.viewHandler&&null===this.errorHandler,"SyncEngine already has a subscriber."),this.viewHandler=e,this.errorHandler=t,this.limboCollector.addGarbageSource(this.limboDocumentRefs)},e.prototype.listen=function(e){var t=this;return this.assertSubscribed("listen()"),c(!this.queryViewsByQuery.has(e),"We already listen to the query: "+e),this.localStore.allocateQuery(e).then(function(n){return t.localStore.executeQuery(e).then(function(r){return t.localStore.remoteDocumentKeys(n.targetId).then(function(o){var i=new Lr(e,o),s=i.computeDocChanges(r),l=i.applyChanges(s);c(0===l.limboChanges.length,"View returned limbo docs before target ack from the server."),c(!!l.snapshot,"applyChanges for new view should always return a snapshot");var d=new Mr(e,n.targetId,n.resumeToken,i);t.queryViewsByQuery.set(e,d),t.queryViewsByTarget[n.targetId]=d,t.viewHandler([l.snapshot]),t.remoteStore.listen(n)})}).then(function(){return n.targetId})})},e.prototype.unlisten=function(e){var t=this;this.assertSubscribed("unlisten()");var n=this.queryViewsByQuery.get(e);return c(!!n,"Trying to unlisten on query not found:"+e),this.localStore.releaseQuery(e).then(function(){return t.remoteStore.unlisten(n.targetId),t.removeAndCleanupQuery(n).then(function(){return t.localStore.collectGarbage()})})},e.prototype.write=function(e,t){var n=this;return this.assertSubscribed("write()"),this.localStore.localWrite(e).then(function(e){return n.addMutationCallback(e.batchId,t),n.emitNewSnapsAndNotifyLocalStore(e.changes)}).then(function(){return n.remoteStore.fillWritePipeline()})},e.prototype.wrapUpdateFunctionError=function(e){return e},e.prototype.runTransaction=function(e,t){var n=this;void 0===t&&(t=5),c(0<=t,"Got negative number of retries for transaction.");var r=this.remoteStore.createTransaction();return function(){try{var t=e(r);return!Q(t)&&t.catch&&t.then?t.catch(function(t){return Promise.reject(n.wrapUpdateFunctionError(t))}):Promise.reject(Error("Transaction callback must return a Promise"))}catch(t){return Promise.reject(n.wrapUpdateFunctionError(t))}}().then(function(o){return r.commit().then(function(){return o}).catch(function(r){return 0===t?Promise.reject(r):n.runTransaction(e,t-1)})})},e.prototype.applyRemoteEvent=function(e){var t=this;return this.assertSubscribed("applyRemoteEvent()"),g(e.targetChanges,function(n,r){var o=t.limboKeysByTarget[n];if(!o){var i=t.queryViewsByTarget[n];c(!!i,"Missing QueryView for non-limbo query: "+n),r.mapping.filterUpdates(i.view.syncedDocuments)}else e.synthesizeDeleteForLimboTargetChange(r,o)}),this.localStore.applyRemoteEvent(e).then(function(n){return t.emitNewSnapsAndNotifyLocalStore(n,e)})},e.prototype.applyOnlineStateChange=function(e){var t=[];this.queryViewsByQuery.forEach(function(n,r){var o=r.view.applyOnlineStateChange(e);c(0===o.limboChanges.length,"OnlineState should not affect limbo documents."),o.snapshot&&t.push(o.snapshot)}),this.viewHandler(t)},e.prototype.rejectListen=function(e,t){var n=this;this.assertSubscribed("rejectListens()");var r=this.limboKeysByTarget[e];if(r){this.limboTargetsByKey=this.limboTargetsByKey.remove(r),delete this.limboKeysByTarget[e];var o=new Ot(It.comparator);o=o.insert(r,new Lt(r,mn.forDeletedDoc()));var i=ie().add(r),s=new Dn(mn.MIN,{},o,i);return this.applyRemoteEvent(s)}var l=this.queryViewsByTarget[e];return c(!!l,"Unknown targetId: "+e),this.localStore.releaseQuery(l.query).then(function(){return n.removeAndCleanupQuery(l).then(function(){n.errorHandler(l.query,t)})})},e.prototype.applySuccessfulWrite=function(e){var t=this;return this.assertSubscribed("applySuccessfulWrite()"),this.processUserCallback(e.batch.batchId,null),this.localStore.acknowledgeBatch(e).then(function(e){return t.emitNewSnapsAndNotifyLocalStore(e)})},e.prototype.rejectFailedWrite=function(e,t){var n=this;return this.assertSubscribed("rejectFailedWrite()"),this.processUserCallback(e,t),this.localStore.rejectBatch(e).then(function(e){return n.emitNewSnapsAndNotifyLocalStore(e)})},e.prototype.addMutationCallback=function(e,t){var n=this.mutationUserCallbacks[this.currentUser.toKey()];n||(n=new Ot(z)),n=n.insert(e,t),this.mutationUserCallbacks[this.currentUser.toKey()]=n},e.prototype.processUserCallback=function(e,t){var n=this.mutationUserCallbacks[this.currentUser.toKey()];if(n){var r=n.get(e);r&&(c(e===n.minKey(),"Mutation callbacks processed out-of-order?"),t?r.reject(t):r.resolve(),n=n.remove(e)),this.mutationUserCallbacks[this.currentUser.toKey()]=n}},e.prototype.removeAndCleanupQuery=function(e){return this.queryViewsByQuery.delete(e.query),delete this.queryViewsByTarget[e.targetId],this.limboDocumentRefs.removeReferencesForId(e.targetId),this.gcLimboDocuments()},e.prototype.updateTrackedLimbos=function(e,t){for(var n=0,r=t,o;n<r.length;n++)o=r[n],o instanceof Ir?(this.limboDocumentRefs.addReference(o.key,e),this.trackLimboChange(o)):o instanceof Nr?(i(Or,"Document no longer in limbo: "+o.key),this.limboDocumentRefs.removeReference(o.key,e)):d("Unknown limbo change: "+JSON.stringify(o));return this.gcLimboDocuments()},e.prototype.trackLimboChange=function(e){var t=e.key;if(!this.limboTargetsByKey.get(t)){i(Or,"New document in limbo: "+t);var n=this.targetIdGenerator.next(),r=rn.atPath(t.path);this.limboKeysByTarget[n]=t,this.remoteStore.listen(new fn(r,n,gn.Listen)),this.limboTargetsByKey=this.limboTargetsByKey.insert(t,n)}},e.prototype.gcLimboDocuments=function(){var e=this;return this.limboCollector.collectGarbage(null).next(function(t){t.forEach(function(t){var n=e.limboTargetsByKey.get(t);null===n||(e.remoteStore.unlisten(n),e.limboTargetsByKey=e.limboTargetsByKey.remove(t),delete e.limboKeysByTarget[n])})}).toPromise()},e.prototype.currentLimboDocs=function(){return this.limboTargetsByKey},e.prototype.emitNewSnapsAndNotifyLocalStore=function(e,t){var n=this,r=[],o=[],i=[];return this.queryViewsByQuery.forEach(function(s,l){i.push(Promise.resolve().then(function(){var t=l.view.computeDocChanges(e);return t.needsRefill?n.localStore.executeQuery(l.query).then(function(e){return l.view.computeDocChanges(e,t)}):t}).then(function(e){var i=t&&t.targetChanges[l.targetId],s=l.view.applyChanges(e,i);return n.updateTrackedLimbos(l.targetId,s.limboChanges).then(function(){if(s.snapshot){r.push(s.snapshot);var e=wr.fromSnapshot(s.snapshot);o.push(e)}})}))}),Promise.all(i).then(function(){return n.viewHandler(r),n.localStore.notifyLocalViewChanges(o)}).then(function(){return n.localStore.collectGarbage()})},e.prototype.assertSubscribed=function(e){c(null!==this.viewHandler&&null!==this.errorHandler,"Trying to call "+e+" before calling subscribe().")},e.prototype.handleUserChange=function(e){var t=this;return this.currentUser=e,this.localStore.handleUserChange(e).then(function(e){return t.emitNewSnapsAndNotifyLocalStore(e)}).then(function(){return t.remoteStore.handleUserChange(e)})},e}(),Rr=-1,Pr=function(){function e(e,t,n){this.batchId=e,this.localWriteTime=t,this.mutations=n}return e.prototype.applyToRemoteDocument=function(e,t,n){t&&c(t.key.isEqual(e),"applyToRemoteDocument: key "+e+" should match maybeDoc key\n "+t.key);var r=n.mutationResults;c(r.length===this.mutations.length,"Mismatch between mutations length\n ("+this.mutations.length+") and mutation results length\n ("+r.length+").");for(var o=0,i;o<this.mutations.length;o++)if(i=this.mutations[o],i.key.isEqual(e)){var s=r[o];t=i.applyToRemoteDocument(t,s)}return t},e.prototype.applyToLocalView=function(e,t){t&&c(t.key.isEqual(e),"applyToLocalDocument: key "+e+" should match maybeDoc key\n "+t.key);for(var n=t,r=0,o;r<this.mutations.length;r++)o=this.mutations[r],o.key.isEqual(e)&&(t=o.applyToLocalView(t,n,this.localWriteTime));return t},e.prototype.keys=function(){for(var e=ie(),t=0,n=this.mutations,r;t<n.length;t++)r=n[t],e=e.add(r.key);return e},e.prototype.isEqual=function(e){return this.batchId===e.batchId&&q(this.mutations,e.mutations)},e.prototype.isTombstone=function(){return 0===this.mutations.length},e.prototype.toTombstone=function(){return new e(this.batchId,this.localWriteTime,[])},e}(),Br=function(){function e(e,t,n,r,o){this.batch=e,this.commitVersion=t,this.mutationResults=n,this.streamToken=r,this.docVersions=o}return e.from=function(t,n,r,o){c(t.mutations.length===r.length,"Mutations sent "+t.mutations.length+" must equal results received "+r.length);for(var s=ae(),l=t.mutations,d=0,i;d<l.length;d++)i=r[d].version,null===i&&(i=n),s=s.insert(l[d].key,i);return new e(t,n,r,o,s)},e}(),Fr="\x01",Ur="\x01",zr="\x10",jr="\x11",qr=2,Vr=function(){return function(e,t){this.seconds=e,this.nanoseconds=t}}(),Wr=function(){function e(e,t){this.ownerId=e,this.leaseTimestampMs=t}return e.store="owner",e}(),Hr=function(){function e(e,t,n){this.userId=e,this.lastAcknowledgedBatchId=t,this.lastStreamToken=n}return e.store="mutationQueues",e.keyPath="userId",e}(),Kr=function(){function e(e,t,n,r){this.userId=e,this.batchId=t,this.localWriteTimeMs=n,this.mutations=r}return e.store="mutations",e.keyPath=["userId","batchId"],e}(),Gr=function(){function e(){}return e.prefixForUser=function(e){return[e]},e.prefixForPath=function(e,t){return[e,me(t)]},e.key=function(e,t,n){return[e,me(t),n]},e.store="documentMutations",e.PLACEHOLDER=new e,e}(),Xr=function(){return function(e,t){this.path=e,this.readTime=t}}(),Qr=function(){function e(e,t){this.noDocument=e,this.document=t}return e.store="remoteDocuments",e}(),Yr=function(){function e(e,t,n,r,o,i){this.targetId=e,this.canonicalId=t,this.readTime=n,this.resumeToken=r,this.lastListenSequenceNumber=o,this.query=i}return e.store="targets",e.keyPath="targetId",e.queryTargetsIndexName="queryTargetsIndex",e.queryTargetsKeyPath=["canonicalId","targetId"],e}(),Jr=function(){function e(e,t){this.targetId=e,this.path=t}return e.store="targetDocuments",e.keyPath=["targetId","path"],e.documentTargetsIndex="documentTargetsIndex",e.documentTargetsKeyPath=["path","targetId"],e}(),$r=function(){function e(e,t,n,r){this.highestTargetId=e,this.highestListenSequenceNumber=t,this.lastRemoteSnapshotVersion=n,this.targetCount=r}return e.key="targetGlobalKey",e.store="targetGlobal",e}(),Zr=[Hr.store,Kr.store,Gr.store,Qr.store,Yr.store,Wr.store,$r.store,Jr.store],eo=function(){return function(){var e=this;this.promise=new 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")||0<e.indexOf("Trident/")||0<e.indexOf("Edge/")?!1:!0},e.prototype.runTransaction=function(e,t,n){var r=oo.open(this.db,e,t),o=n(r).catch(function(e){r.abort(e)}).toPromise();return r.completionPromise.then(function(){return o})},e.prototype.close=function(){this.db.close()},e}(),ro=function(){function e(e){this.dbCursor=e,this.shouldStop=!1,this.nextKey=null}return Object.defineProperty(e.prototype,"isDone",{get:function(){return this.shouldStop},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"skipToKey",{get:function(){return this.nextKey},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"cursor",{set:function(e){this.dbCursor=e},enumerable:!0,configurable:!0}),e.prototype.done=function(){this.shouldStop=!0},e.prototype.skip=function(e){this.nextKey=e},e.prototype.delete=function(){return Te(this.dbCursor.delete())},e}(),oo=function(){function e(e){var t=this;this.transaction=e,this.aborted=!1,this.completionDeferred=new eo,this.transaction.oncomplete=function(){t.completionDeferred.resolve()},this.transaction.onabort=function(){e.error?t.completionDeferred.reject(e.error):t.completionDeferred.resolve()},this.transaction.onerror=function(e){t.completionDeferred.reject(e.target.error)}}return e.open=function(t,n,r){return new e(t.transaction(r,n))},Object.defineProperty(e.prototype,"completionPromise",{get:function(){return this.completionDeferred.promise},enumerable:!0,configurable:!0}),e.prototype.abort=function(e){e&&this.completionDeferred.reject(e),this.aborted||(i(to,"Aborting transaction: %s",e?e.message:"Client-initiated abort"),this.aborted=!0,this.transaction.abort())},e.prototype.store=function(e){var t=this.transaction.objectStore(e);return c(!!t,"Object store not part of transaction: "+e),new ao(t)},e}(),ao=function(){function e(e){this.store=e}return e.prototype.put=function(e,t){var n;return void 0===t?(i(to,"PUT",this.store.name,"<auto-key>",e),n=this.store.put(e)):(i(to,"PUT",this.store.name,e,t),n=this.store.put(t,e)),Te(n)},e.prototype.get=function(e){var t=this,n=this.store.get(e);return Te(n).next(function(n){return void 0===n&&(n=null),i(to,"GET",t.store.name,e,n),n})},e.prototype.delete=function(e){i(to,"DELETE",this.store.name,e);var t=this.store.delete(e);return Te(t)},e.prototype.count=function(){i(to,"COUNT",this.store.name);var e=this.store.count();return Te(e)},e.prototype.loadAll=function(e,t){var n=this.cursor(this.options(e,t)),r=[];return this.iterateCursor(n,function(e,t){r.push(t)}).next(function(){return r})},e.prototype.deleteAll=function(e,t){i(to,"DELETE ALL",this.store.name);var n=this.options(e,t);n.keysOnly=!1;var r=this.cursor(n);return this.iterateCursor(r,function(e,t,n){return n.delete()})},e.prototype.iterate=function(e,t){var n;t?n=e:(n={},t=e);var r=this.cursor(n);return this.iterateCursor(r,t)},e.prototype.iterateCursor=function(e,t){var n=[];return new kr(function(r,o){e.onerror=function(e){o(e.target.error)},e.onsuccess=function(e){var o=e.target.result;if(!o)return void r();var i=new ro(o),s=t(o.primaryKey,o.value,i);s instanceof kr&&n.push(s),i.isDone?r():null===i.skipToKey?o.continue():o.continue(i.skipToKey)}}).next(function(){return kr.waitFor(n)})},e.prototype.options=function(e,t){var n;return void 0!==e&&("string"==typeof e?n=e:(c(void 0===t,"3rd argument must not be defined if 2nd is a range."),t=e)),{index:n,range:t}},e.prototype.cursor=function(e){var t="next";if(e.reverse&&(t="prev"),e.index){var n=this.store.index(e.index);return e.keysOnly?n.openKeyCursor(e.range,t):n.openCursor(e.range,t)}return this.store.openCursor(e.range,t)},e}(),io=function(){function e(e,t){this.userId=e,this.serializer=t,this.garbageCollector=null}return e.forUser=function(t,n){c(""!==t.uid,"UserID must not be an empty string.");var r=t.isAuthenticated()?t.uid:"";return new e(r,n)},e.prototype.start=function(t){var n=this;return e.loadNextBatchIdFromDb(t).next(function(e){return n.nextBatchId=e,Ie(t).get(n.userId)}).next(function(e){return e||(e=new Hr(n.userId,Rr,"")),n.metadata=e,n.metadata.lastAcknowledgedBatchId>=n.nextBatchId?n.checkEmpty(t).next(function(e){return c(e,"Reset nextBatchID is only possible when the queue is empty"),n.metadata.lastAcknowledgedBatchId=Rr,Ie(t).put(n.metadata)}):kr.resolve()})},e.loadNextBatchIdFromDb=function(e){var t=Rr;return Ee(e).iterate({reverse:!0},function(e,n,r){var o=e[0],i=e[1];if(i>t&&(t=n.batchId),""===o)r.done();else{var s=V(o);r.skip([s])}}).next(function(){return t+1})},e.prototype.checkEmpty=function(e){var t=!0,n=IDBKeyRange.bound(this.keyForBatchId(Number.NEGATIVE_INFINITY),this.keyForBatchId(Number.POSITIVE_INFINITY));return Ee(e).iterate({range:n},function(e,n,r){t=!1,r.done()}).next(function(){return t})},e.prototype.getNextBatchId=function(){return kr.resolve(this.nextBatchId)},e.prototype.getHighestAcknowledgedBatchId=function(){return kr.resolve(this.metadata.lastAcknowledgedBatchId)},e.prototype.acknowledgeBatch=function(e,t,n){var r=t.batchId;return c(r>this.metadata.lastAcknowledgedBatchId,"Mutation batchIDs must be acknowledged in order"),this.metadata.lastAcknowledgedBatchId=r,this.metadata.lastStreamToken=_e(n),Ie(e).put(this.metadata)},e.prototype.getLastStreamToken=function(){return kr.resolve(this.metadata.lastStreamToken)},e.prototype.setLastStreamToken=function(e,t){return this.metadata.lastStreamToken=_e(t),Ie(e).put(this.metadata)},e.prototype.addMutationBatch=function(e,t,n){var r=this,o=this.nextBatchId;this.nextBatchId++;var i=new Pr(o,t,n),s=this.serializer.toDbMutationBatch(this.userId,i);return Ee(e).put(s).next(function(){for(var t=[],i=0,s=n;i<s.length;i++){var l=s[i],d=Gr.key(r.userId,l.key.path,o);t.push(Ae(e).put(d,Gr.PLACEHOLDER))}return kr.waitFor(t)}).next(function(){return i})},e.prototype.lookupMutationBatch=function(e,t){var n=this;return Ee(e).get(this.keyForBatchId(t)).next(function(e){return e?n.serializer.fromDbMutationBatch(e):null})},e.prototype.getNextMutationBatchAfterBatchId=function(e,t){var n=this,r=at(t,this.metadata.lastAcknowledgedBatchId)+1,o=IDBKeyRange.lowerBound(this.keyForBatchId(r)),i=null;return Ee(e).iterate({range:o},function(e,t,o){t.userId===n.userId&&(c(t.batchId>=r,"Should have found mutation after "+r),i=n.serializer.fromDbMutationBatch(t)),o.done()}).next(function(){return i})},e.prototype.getAllMutationBatches=function(e){var t=this,n=IDBKeyRange.bound(this.keyForBatchId(Rr),this.keyForBatchId(Number.POSITIVE_INFINITY));return Ee(e).loadAll(n).next(function(e){return e.map(function(e){return t.serializer.fromDbMutationBatch(e)})})},e.prototype.getAllMutationBatchesThroughBatchId=function(e,t){var n=this,r=IDBKeyRange.bound(this.keyForBatchId(Rr),this.keyForBatchId(t));return Ee(e).loadAll(r).next(function(e){return e.map(function(e){return n.serializer.fromDbMutationBatch(e)})})},e.prototype.getAllMutationBatchesAffectingDocumentKey=function(e,t){var n=this,r=Gr.prefixForPath(this.userId,t.path),o=IDBKeyRange.lowerBound(r),i=[];return Ae(e).iterate({range:o},function(r,o,s){var l=r[0],p=r[1],c=r[2],u=ye(p);if(l!==n.userId||!t.path.isEqual(u))return void s.done();var h=n.keyForBatchId(c);return Ee(e).get(h).next(function(e){null===e&&d("Dangling document-mutation reference found: "+r+" which points to "+h),i.push(n.serializer.fromDbMutationBatch(e))})}).next(function(){return i})},e.prototype.getAllMutationBatchesAffectingQuery=function(e,t){var n=this;c(!t.isDocumentQuery(),"Document queries shouldn't go down this path");var r=t.path,o=r.length+1,i=Gr.prefixForPath(this.userId,r),s=IDBKeyRange.lowerBound(i),l=new In(z);return Ae(e).iterate({range:s},function(e,t,i){var s=e[0],d=e[1],p=e[2],c=ye(d);return s===n.userId&&r.isPrefixOf(c)?void(c.length!==o||(l=l.add(p))):void i.done()}).next(function(){var t=[],r=[];return l.forEach(function(o){var i=n.keyForBatchId(o);r.push(Ee(e).get(i).next(function(e){null===e&&d("Dangling document-mutation reference found, which points to "+i),t.push(n.serializer.fromDbMutationBatch(e))}))}),kr.waitFor(r).next(function(){return t})})},e.prototype.removeMutationBatches=function(e,t){for(var n=Ee(e),r=Ae(e),o=[],i=function(e){var t=IDBKeyRange.only(s.keyForBatchId(e.batchId)),i=0,l=n.iterate({range:t},function(e,t,n){return i++,n.delete()});o.push(l.next(function(){c(1==i,"Dangling document-mutation reference found: Missing batch "+e.batchId)}));for(var d=0,p=e.mutations;d<p.length;d++){var u=p[d],h=Gr.key(s.userId,u.key.path,e.batchId);o.push(r.delete(h)),null!==s.garbageCollector&&s.garbageCollector.addPotentialGarbageKey(u.key)}},s=this,l=0,d=t,p;l<d.length;l++)p=d[l],i(p);return kr.waitFor(o)},e.prototype.performConsistencyCheck=function(e){var t=this;return this.checkEmpty(e).next(function(n){if(!n)return kr.resolve();var r=IDBKeyRange.lowerBound(Gr.prefixForUser(t.userId)),o=[];return Ae(e).iterate({range:r},function(e,n,r){var i=e[0];if(i!==t.userId)return void r.done();var s=ye(e[1]);o.push(s)}).next(function(){c(0===o.length,"Document leak -- detected dangling mutation references when queue is empty. Dangling keys: "+o.map(function(e){return e.canonicalString()}))})})},e.prototype.setGarbageCollector=function(e){this.garbageCollector=e},e.prototype.containsKey=function(e,t){var n=this,r=Gr.prefixForPath(this.userId,t.path),o=r[1],i=IDBKeyRange.lowerBound(r),s=!1;return Ae(e).iterate({range:i,keysOnly:!0},function(e,t,r){var i=e[0],l=e[1],d=e[2];i===n.userId&&l===o&&(s=!0),r.done()}).next(function(){return s})},e.prototype.keyForBatchId=function(e){return[this.userId,e]},e}(),so=function(){function e(e){this.serializer=e,this.lastRemoteSnapshotVersion=mn.MIN,this.metadata=null,this.garbageCollector=null}return e.prototype.start=function(e){var t=this;return Oe(e).get($r.key).next(function(e){c(null!==e,"Missing metadata row that should be added by schema migration."),t.metadata=e;var n=e.lastRemoteSnapshotVersion;return t.lastRemoteSnapshotVersion=mn.fromTimestamp(new vt(n.seconds,n.nanoseconds)),kr.resolve()})},e.prototype.getHighestTargetId=function(){return this.metadata.highestTargetId},e.prototype.getLastRemoteSnapshotVersion=function(){return this.lastRemoteSnapshotVersion},e.prototype.setLastRemoteSnapshotVersion=function(e,t){return this.lastRemoteSnapshotVersion=t,this.metadata.lastRemoteSnapshotVersion=t.toTimestamp(),Oe(e).put($r.key,this.metadata)},e.prototype.addQueryData=function(e,t){var n=this;return this.saveQueryData(e,t).next(function(){return n.metadata.targetCount+=1,n.updateMetadataFromQueryData(t),n.saveMetadata(e)})},e.prototype.updateQueryData=function(e,t){var n=this;return this.saveQueryData(e,t).next(function(){return n.updateMetadataFromQueryData(t)?n.saveMetadata(e):kr.resolve()})},e.prototype.removeQueryData=function(e,t){var n=this;return c(0<this.metadata.targetCount,"Removing from an empty query cache"),this.removeMatchingKeysForTargetId(e,t.targetId).next(function(){return Le(e).delete(t.targetId)}).next(function(){return n.metadata.targetCount-=1,n.saveMetadata(e)})},e.prototype.saveMetadata=function(e){return Oe(e).put($r.key,this.metadata)},e.prototype.saveQueryData=function(e,t){return Le(e).put(this.serializer.toDbTarget(t))},e.prototype.updateMetadataFromQueryData=function(e){var t=!1;return e.targetId>this.metadata.highestTargetId&&(this.metadata.highestTargetId=e.targetId,t=!0),t},Object.defineProperty(e.prototype,"count",{get:function(){return this.metadata.targetCount},enumerable:!0,configurable:!0}),e.prototype.getQueryData=function(e,t){var n=this,r=t.canonicalId(),o=IDBKeyRange.bound([r,Number.NEGATIVE_INFINITY],[r,tt]),i=null;return Le(e).iterate({range:o,index:Yr.queryTargetsIndexName},function(e,r,o){var s=n.serializer.fromDbTarget(r);t.isEqual(s.query)&&(i=s,o.done())}).next(function(){return i})},e.prototype.addMatchingKeys=function(e,t,n){var r=[],o=Me(e);return t.forEach(function(e){var t=me(e.path);r.push(o.put(new Jr(n,t)))}),kr.waitFor(r)},e.prototype.removeMatchingKeys=function(e,t,n){var r=this,o=[],i=Me(e);return t.forEach(function(e){var t=me(e.path);o.push(i.delete([n,t])),null!==r.garbageCollector&&r.garbageCollector.addPotentialGarbageKey(e)}),kr.waitFor(o)},e.prototype.removeMatchingKeysForTargetId=function(e,t){var n=Me(e),r=IDBKeyRange.bound([t],[t+1],!1,!0);return this.notifyGCForRemovedKeys(e,r).next(function(){return n.delete(r)})},e.prototype.notifyGCForRemovedKeys=function(e,t){var n=this,r=Me(e);return null!==this.garbageCollector&&this.garbageCollector.isEager?r.iterate({range:t,keysOnly:!0},function(e){var t=ye(e[1]),r=new It(t);c(null!==n.garbageCollector,"GarbageCollector for query cache set to null during key removal."),n.garbageCollector.addPotentialGarbageKey(r)}):kr.resolve()},e.prototype.getMatchingKeysForTargetId=function(e,t){var n=IDBKeyRange.bound([t],[t+1],!1,!0),r=Me(e),o=ie();return r.iterate({range:n,keysOnly:!0},function(e){var t=ye(e[1]),n=new It(t);o=o.add(n)}).next(function(){return o})},e.prototype.setGarbageCollector=function(e){this.garbageCollector=e},e.prototype.containsKey=function(e,t){c(null!==e,"Persistence Transaction cannot be null for query cache containsKey");var n=me(t.path),r=IDBKeyRange.bound([n],[W(n)],!1,!0),o=0;return Me(e).iterate({index:Jr.documentTargetsIndex,keysOnly:!0,range:r},function(e,t,n){o++,n.done()}).next(function(){return 0<o})},e}(),lo=function(){function e(e){this.serializer=e}return e.prototype.addEntry=function(e,t){return Re(e).put(Pe(t.key),this.serializer.toDbRemoteDocument(t))},e.prototype.removeEntry=function(e,t){return Re(e).delete(Pe(t))},e.prototype.getEntry=function(e,t){var n=this;return Re(e).get(Pe(t)).next(function(e){return e?n.serializer.fromDbRemoteDocument(e):null})},e.prototype.getDocumentsMatchingQuery=function(e,t){var n=this,r=oe(),o=t.path.toArray(),i=IDBKeyRange.lowerBound(o);return Re(e).iterate({range:i},function(e,o,i){var s=n.serializer.fromDbRemoteDocument(o);t.path.isPrefixOf(s.key.path)?s instanceof Nt&&t.matches(s)&&(r=r.insert(s.key,s)):i.done()}).next(function(){return r})},e}(),po=function(){function e(e){this.remoteSerializer=e}return e.prototype.fromDbRemoteDocument=function(e){if(e.document)return this.remoteSerializer.fromDocument(e.document);if(e.noDocument){var t=It.fromSegments(e.noDocument.path),n=e.noDocument.readTime,r=new vt(n.seconds,n.nanoseconds);return new Lt(t,mn.fromTimestamp(r))}return d("Unexpected DbRemoteDocument")},e.prototype.toDbRemoteDocument=function(e){if(e instanceof Nt){var t=this.remoteSerializer.toDocument(e);return new Qr(null,t)}var n=e.key.path.toArray(),r=e.version.toTimestamp(),o=new Vr(r.seconds,r.nanoseconds);return new Qr(new Xr(n,o),null)},e.prototype.toDbMutationBatch=function(e,t){var n=this,r=t.mutations.map(function(e){return n.remoteSerializer.toMutation(e)});return new Kr(e,t.batchId,t.localWriteTime.toMillis(),r)},e.prototype.fromDbMutationBatch=function(e){var t=this,n=e.mutations.map(function(e){return t.remoteSerializer.fromMutation(e)}),r=vt.fromMillis(e.localWriteTimeMs);return new Pr(e.batchId,r,n)},e.prototype.fromDbTarget=function(e){var t=new vt(e.readTime.seconds,e.readTime.nanoseconds),n=mn.fromTimestamp(t),r;return r=Be(e.query)?this.remoteSerializer.fromDocumentsTarget(e.query):this.remoteSerializer.fromQueryTarget(e.query),new fn(r,e.targetId,gn.Listen,n,e.resumeToken)},e.prototype.toDbTarget=function(e){c(gn.Listen===e.purpose,"Only queries with purpose "+gn.Listen+" may be stored, got "+e.purpose);var t=e.snapshotVersion.toTimestamp(),n=new Vr(t.seconds,t.nanoseconds),r;r=e.query.isDocumentQuery()?this.remoteSerializer.toDocumentsTarget(e.query):this.remoteSerializer.toQueryTarget(e.query);var o;return e.resumeToken instanceof Uint8Array?(c("YES"===process.env.USE_MOCK_PERSISTENCE,"Persisting non-string stream tokens is only supported with mock persistence ."),o=e.resumeToken.toString()):o=e.resumeToken,new Yr(e.targetId,e.query.canonicalId(),n,o,0,r)},e}(),co="IndexedDbPersistence",uo="There is another tab open with offline persistence enabled. Only one such tab is allowed at a time. The other tab must be closed or persistence must be disabled.",ho=function(){function e(t,n){this.ownerId=this.generateOwnerId(),this.dbName=t+e.MAIN_DATABASE,this.serializer=new po(n),this.localStoragePrefix=t}return e.prototype.start=function(){var t=this;return e.isAvailable()?(c(!this.started,"IndexedDbPersistence double-started!"),this.started=!0,no.openOrCreate(this.dbName,qr,be).then(function(e){t.simpleDb=e}).then(function(){return t.tryAcquireOwnerLease()}).then(function(){t.scheduleOwnerLeaseRefreshes(),t.attachWindowUnloadHook()})):(this.persistenceError=new gt(mt.UNIMPLEMENTED,"This platform is either missing IndexedDB or is known to have an incomplete implementation. Offline persistence has been disabled."),Promise.reject(this.persistenceError))},e.prototype.shutdown=function(e){var t=this;return c(this.started,"IndexedDbPersistence shutdown without start!"),this.started=!1,this.detachWindowUnloadHook(),this.stopOwnerLeaseRefreshes(),this.releaseOwnerLease().then(function(){if(t.simpleDb.close(),e)return no.delete(t.dbName)})},e.prototype.getMutationQueue=function(e){return io.forUser(e,this.serializer)},e.prototype.getQueryCache=function(){return new so(this.serializer)},e.prototype.getRemoteDocumentCache=function(){return new lo(this.serializer)},e.prototype.runTransaction=function(e,t){var n=this;return this.persistenceError?Promise.reject(this.persistenceError):(i(co,"Starting transaction:",e),this.simpleDb.runTransaction("readwrite",Zr,function(e){return n.ensureOwnerLease(e).next(function(){return t(e)})}))},e.isAvailable=function(){return no.isAvailable()},e.buildStoragePrefix=function(e){var t=e.databaseId.projectId;return e.databaseId.isDefaultDatabase||(t+="."+e.databaseId.database),"firestore/"+e.persistenceKey+"/"+t+"/"},e.prototype.tryAcquireOwnerLease=function(){var e=this;return this.simpleDb.runTransaction("readwrite",[Wr.store],function(t){var n=t.store(Wr.store);return n.get("owner").next(function(t){if(!e.validOwner(t)){var r=new Wr(e.ownerId,Date.now());return i(co,"No valid owner. Acquiring owner lease. Current owner:",t,"New owner:",r),n.put("owner",r)}return i(co,"Valid owner already. Failing. Current owner:",t),e.persistenceError=new gt(mt.FAILED_PRECONDITION,uo),kr.reject(e.persistenceError)})})},e.prototype.releaseOwnerLease=function(){var e=this;return this.simpleDb.runTransaction("readwrite",[Wr.store],function(t){var n=t.store(Wr.store);return n.get("owner").next(function(t){return null!==t&&t.ownerId===e.ownerId?(i(co,"Releasing owner lease."),n.delete("owner")):kr.resolve()})})},e.prototype.ensureOwnerLease=function(e){var t=this,n=e.store(Wr.store);return n.get("owner").next(function(e){return null===e||e.ownerId!==t.ownerId?(t.persistenceError=new gt(mt.FAILED_PRECONDITION,uo),kr.reject(t.persistenceError)):kr.resolve()})},e.prototype.validOwner=function(e){var t=Date.now();return null!==e&&!(e.leaseTimestampMs<t-5e3)&&(e.leaseTimestampMs>t?(s("Persistence owner-lease is in the future. Discarding.",e),!1):e.ownerId!==this.getZombiedOwnerId())},e.prototype.scheduleOwnerLeaseRefreshes=function(){var e=this;this.ownerLeaseRefreshHandle=setInterval(function(){var t=e.runTransaction("Refresh owner timestamp",function(t){var n=t.store(Wr.store);return n.put("owner",new Wr(e.ownerId,Date.now()))});t.catch(function(t){s(t),e.stopOwnerLeaseRefreshes()})},4e3)},e.prototype.stopOwnerLeaseRefreshes=function(){this.ownerLeaseRefreshHandle&&(clearInterval(this.ownerLeaseRefreshHandle),this.ownerLeaseRefreshHandle=null)},e.prototype.attachWindowUnloadHook=function(){var e=this;"object"==typeof window&&"function"==typeof window.addEventListener&&(this.windowUnloadHandler=function(){e.setZombiedOwnerId(e.ownerId),e.shutdown()},window.addEventListener("unload",this.windowUnloadHandler))},e.prototype.detachWindowUnloadHook=function(){this.windowUnloadHandler&&(c("object"==typeof window&&"function"==typeof window.removeEventListener,"Expected 'window.removeEventListener' to be a function"),window.removeEventListener("unload",this.windowUnloadHandler),this.windowUnloadHandler=null)},e.prototype.getZombiedOwnerId=function(){try{var e=window.localStorage.getItem(this.zombiedOwnerLocalStorageKey());return i(co,"Zombied ownerID from LocalStorage:",e),e}catch(t){return s("Failed to get zombie owner id.",t),null}},e.prototype.setZombiedOwnerId=function(e){try{null===e?window.localStorage.removeItem(this.zombiedOwnerLocalStorageKey()):window.localStorage.setItem(this.zombiedOwnerLocalStorageKey(),e)}catch(t){s("Failed to set zombie owner id.",t)}},e.prototype.zombiedOwnerLocalStorageKey=function(){return this.localStoragePrefix+"zombiedOwnerId"},e.prototype.generateOwnerId=function(){return ft.newId()},e.MAIN_DATABASE="main",e}(),mo=function(){function e(e,t){this.remoteDocumentCache=e,this.mutationQueue=t}return e.prototype.getDocument=function(e,t){var n=this;return this.remoteDocumentCache.getEntry(e,t).next(function(r){return n.computeLocalDocument(e,t,r)})},e.prototype.getDocuments=function(e,t){var n=this,r=[],o=re();return t.forEach(function(t){r.push(n.getDocument(e,t).next(function(e){e||(e=new Lt(t,mn.forDeletedDoc())),o=o.insert(t,e)}))}),kr.waitFor(r).next(function(){return o})},e.prototype.getDocumentsMatchingQuery=function(e,t){return It.isDocumentKey(t.path)?this.getDocumentsMatchingDocumentQuery(e,t.path):this.getDocumentsMatchingCollectionQuery(e,t)},e.prototype.getDocumentsMatchingDocumentQuery=function(e,t){return this.getDocument(e,new It(t)).next(function(e){var t=oe();return e instanceof Nt&&(t=t.insert(e.key,e)),t})},e.prototype.getDocumentsMatchingCollectionQuery=function(e,t){var n=this,r;return this.remoteDocumentCache.getDocumentsMatchingQuery(e,t).next(function(t){return n.computeLocalDocuments(e,t)}).next(function(o){return r=o,n.mutationQueue.getAllMutationBatchesAffectingQuery(e,t)}).next(function(t){for(var o=ie(),i=0,s=t,l;i<s.length;i++){l=s[i];for(var d=0,p=l.mutations,c;d<p.length;d++)c=p[d],r.get(c.key)||(o=o.add(c.key))}var u=[];return o.forEach(function(t){u.push(n.getDocument(e,t).next(function(e){e instanceof Nt&&(r=r.insert(e.key,e))}))}),kr.waitFor(u)}).next(function(){return r.forEach(function(e,n){t.matches(n)||(r=r.remove(e))}),r})},e.prototype.computeLocalDocument=function(e,t,n){return this.mutationQueue.getAllMutationBatchesAffectingDocumentKey(e,t).next(function(e){for(var r=0,o=e,i;r<o.length;r++)i=o[r],n=i.applyToLocalView(t,n);return n})},e.prototype.computeLocalDocuments=function(e,t){var n=this,r=[];return t.forEach(function(o,i){r.push(n.computeLocalDocument(e,o,i).next(function(e){e instanceof Nt?t=t.insert(e.key,e):e instanceof Lt?t=t.remove(e.key):d("Unknown MaybeDocument: "+e)}))}),kr.waitFor(r).next(function(){return t})},e}(),go=function(){function e(e){this.remoteDocumentCache=e,this.changes=re()}return e.prototype.addEntry=function(e){var t=this.assertChanges();this.changes=t.insert(e.key,e)},e.prototype.getEntry=function(e,t){var n=this.assertChanges(),r=n.get(t);return r?kr.resolve(r):this.remoteDocumentCache.getEntry(e,t)},e.prototype.apply=function(e){var t=this,n=this.assertChanges(),r=[];return n.forEach(function(n,o){r.push(t.remoteDocumentCache.addEntry(e,o))}),this.changes=null,kr.waitFor(r)},e.prototype.assertChanges=function(){return c(null!==this.changes,"Changes have already been applied."),this.changes},e}(),fo=function(){function e(e,t,n){this.persistence=e,this.garbageCollector=n,this.localViewReferences=new Cr,this.targetIds={},this.targetIdGenerator=Ar.forLocalStore(),this.heldBatchResults=[],this.mutationQueue=e.getMutationQueue(t),this.remoteDocuments=e.getRemoteDocumentCache(),this.queryCache=e.getQueryCache(),this.localDocuments=new mo(this.remoteDocuments,this.mutationQueue),this.garbageCollector.addGarbageSource(this.localViewReferences),this.garbageCollector.addGarbageSource(this.queryCache),this.garbageCollector.addGarbageSource(this.mutationQueue)}return e.prototype.start=function(){var e=this;return this.persistence.runTransaction("Start LocalStore",function(t){return e.startMutationQueue(t).next(function(){return e.startQueryCache(t)})})},e.prototype.handleUserChange=function(e){var t=this;return this.persistence.runTransaction("Handle user change",function(n){var r;return t.mutationQueue.getAllMutationBatches(n).next(function(o){return r=o,t.garbageCollector.removeGarbageSource(t.mutationQueue),t.mutationQueue=t.persistence.getMutationQueue(e),t.garbageCollector.addGarbageSource(t.mutationQueue),t.startMutationQueue(n)}).next(function(){return t.localDocuments=new mo(t.remoteDocuments,t.mutationQueue),t.mutationQueue.getAllMutationBatches(n)}).next(function(e){for(var o=ie(),i=0,s=[r,e],l;i<s.length;i++){l=s[i];for(var d=0,p=l,c;d<p.length;d++){c=p[d];for(var u=0,h=c.mutations,m;u<h.length;u++)m=h[u],o=o.add(m.key)}}return t.localDocuments.getDocuments(n,o)})})},e.prototype.startQueryCache=function(e){var t=this;return this.queryCache.start(e).next(function(){var e=t.queryCache.getHighestTargetId();t.targetIdGenerator=Ar.forLocalStore(e)})},e.prototype.startMutationQueue=function(e){var t=this;return this.mutationQueue.start(e).next(function(){return t.heldBatchResults=[],t.mutationQueue.getHighestAcknowledgedBatchId(e)}).next(function(n){return n===Rr?kr.resolve([]):t.mutationQueue.getAllMutationBatchesThroughBatchId(e,n)}).next(function(n){return 0<n.length?t.mutationQueue.removeMutationBatches(e,n):kr.resolve()})},e.prototype.localWrite=function(e){var t=this;return this.persistence.runTransaction("Locally write mutations",function(n){var r=vt.now(),o;return t.mutationQueue.addMutationBatch(n,r,e).next(function(e){o=e;var r=o.keys();return t.localDocuments.getDocuments(n,r)}).next(function(e){return{batchId:o.batchId,changes:e}})})},e.prototype.acknowledgeBatch=function(e){var t=this;return this.persistence.runTransaction("Acknowledge batch",function(n){var r;return t.mutationQueue.acknowledgeBatch(n,e.batch,e.streamToken).next(function(){if(t.shouldHoldBatchResult(e.commitVersion))return t.heldBatchResults.push(e),r=ie(),kr.resolve();var o=new go(t.remoteDocuments);return t.releaseBatchResults(n,[e],o).next(function(e){return r=e,o.apply(n)})}).next(function(){return t.mutationQueue.performConsistencyCheck(n)}).next(function(){return t.localDocuments.getDocuments(n,r)})})},e.prototype.rejectBatch=function(e){var t=this;return this.persistence.runTransaction("Reject batch",function(n){var r,o;return t.mutationQueue.lookupMutationBatch(n,e).next(function(o){return c(null!=o,"Attempt to reject nonexistent batch!"),r=o,t.mutationQueue.getHighestAcknowledgedBatchId(n).next(function(t){return c(e>t,"Acknowledged batches can't be rejected."),r})}).next(function(){return t.removeMutationBatch(n,r)}).next(function(e){return o=e,t.mutationQueue.performConsistencyCheck(n)}).next(function(){return t.localDocuments.getDocuments(n,o)})})},e.prototype.getLastStreamToken=function(){var e=this;return this.persistence.runTransaction("Get last stream token",function(t){return e.mutationQueue.getLastStreamToken(t)})},e.prototype.setLastStreamToken=function(e){var t=this;return this.persistence.runTransaction("Set last stream token",function(n){return t.mutationQueue.setLastStreamToken(n,e)})},e.prototype.getLastRemoteSnapshotVersion=function(){return this.queryCache.getLastRemoteSnapshotVersion()},e.prototype.applyRemoteEvent=function(e){var t=this,n=new go(this.remoteDocuments);return this.persistence.runTransaction("Apply remote event",function(r){var o=[];g(e.targetChanges,function(e,n){var i=t.targetIds[e];if(i){var s=n.mapping;if(s)if(s instanceof Bn)o.push(t.queryCache.removeMatchingKeysForTargetId(r,e).next(function(){return t.queryCache.addMatchingKeys(r,s.documents,e)}));else if(s instanceof Fn)o.push(t.queryCache.removeMatchingKeys(r,s.removedDocuments,e).next(function(){return t.queryCache.addMatchingKeys(r,s.addedDocuments,e)}));else return d("Unknown mapping type: "+JSON.stringify(s));var l=n.resumeToken;0<l.length&&(i=i.update({resumeToken:l,snapshotVersion:n.snapshotVersion}),t.targetIds[e]=i,o.push(t.queryCache.updateQueryData(r,i)))}});var s=ie();e.documentUpdates.forEach(function(e,l){s=s.add(e),o.push(n.getEntry(r,e).next(function(r){null==r||l.version.isEqual(mn.MIN)||0<=l.version.compareTo(r.version)?n.addEntry(l):i("LocalStore","Ignoring outdated watch update for ",e,". Current version:",r.version," Watch version:",l.version),t.garbageCollector.addPotentialGarbageKey(e)}))});var l=t.queryCache.getLastRemoteSnapshotVersion(),p=e.snapshotVersion;p.isEqual(mn.MIN)||(c(0<=p.compareTo(l),"Watch stream reverted to previous snapshot?? "+p+" < "+l),o.push(t.queryCache.setLastRemoteSnapshotVersion(r,p)));var u;return kr.waitFor(o).next(function(){return t.releaseHeldBatchResults(r,n)}).next(function(e){return u=e,n.apply(r)}).next(function(){return t.localDocuments.getDocuments(r,s.unionWith(u))})})},e.prototype.notifyLocalViewChanges=function(e){var t=this;return this.persistence.runTransaction("Notify local view changes",function(n){for(var r=[],o=function(e){r.push(t.queryCache.getQueryData(n,e.query).next(function(n){c(null!==n,"Local view changes contain unallocated query.");var r=n.targetId;t.localViewReferences.addReferences(e.addedKeys,r),t.localViewReferences.removeReferences(e.removedKeys,r)}))},i=0,s=e,l;i<s.length;i++)l=s[i],o(l);return kr.waitFor(r)})},e.prototype.nextMutationBatch=function(e){var t=this;return this.persistence.runTransaction("Get next mutation batch",function(n){return void 0===e&&(e=Rr),t.mutationQueue.getNextMutationBatchAfterBatchId(n,e)})},e.prototype.readDocument=function(e){var t=this;return this.persistence.runTransaction("read document",function(n){return t.localDocuments.getDocument(n,e)})},e.prototype.allocateQuery=function(e){var t=this;return this.persistence.runTransaction("Allocate query",function(n){var r;return t.queryCache.getQueryData(n,e).next(function(o){if(o)return r=o,kr.resolve();var i=t.targetIdGenerator.next();return r=new fn(e,i,gn.Listen),t.queryCache.addQueryData(n,r)}).next(function(){return c(!t.targetIds[r.targetId],"Tried to allocate an already allocated query: "+e),t.targetIds[r.targetId]=r,r})})},e.prototype.releaseQuery=function(e){var t=this;return this.persistence.runTransaction("Release query",function(n){return t.queryCache.getQueryData(n,e).next(function(r){return c(null!=r,"Tried to release nonexistent query: "+e),t.localViewReferences.removeReferencesForId(r.targetId),delete t.targetIds[r.targetId],t.garbageCollector.isEager?t.queryCache.removeQueryData(n,r):kr.resolve()}).next(function(){if(y(t.targetIds)){var e=new go(t.remoteDocuments);return t.releaseHeldBatchResults(n,e).next(function(){e.apply(n)})}return kr.resolve()})})},e.prototype.executeQuery=function(e){var t=this;return this.persistence.runTransaction("Execute query",function(n){return t.localDocuments.getDocumentsMatchingQuery(n,e)})},e.prototype.remoteDocumentKeys=function(e){var t=this;return this.persistence.runTransaction("Remote document keys",function(n){return t.queryCache.getMatchingKeysForTargetId(n,e)})},e.prototype.collectGarbage=function(){var e=this;return this.persistence.runTransaction("Garbage collection",function(t){return e.garbageCollector.collectGarbage(t).next(function(n){var r=[];return n.forEach(function(n){r.push(e.remoteDocuments.removeEntry(t,n))}),kr.waitFor(r)})})},e.prototype.releaseHeldBatchResults=function(e,t){for(var n=[],r=0,o=this.heldBatchResults,i;r<o.length&&(i=o[r],!!this.isRemoteUpToVersion(i.commitVersion));r++)n.push(i);return 0===n.length?kr.resolve(ie()):(this.heldBatchResults.splice(0,n.length),this.releaseBatchResults(e,n,t))},e.prototype.isRemoteUpToVersion=function(e){var t=this.queryCache.getLastRemoteSnapshotVersion();return 0>=e.compareTo(t)||y(this.targetIds)},e.prototype.shouldHoldBatchResult=function(e){return!this.isRemoteUpToVersion(e)||0<this.heldBatchResults.length},e.prototype.releaseBatchResults=function(e,t,n){for(var r=this,o=kr.resolve(),i=function(t){o=o.next(function(){return r.applyWriteToRemoteDocuments(e,t,n)})},s=0,l=t,d;s<l.length;s++)d=l[s],i(d);return o.next(function(){return r.removeMutationBatches(e,t.map(function(e){return e.batch}))})},e.prototype.removeMutationBatch=function(e,t){return this.removeMutationBatches(e,[t])},e.prototype.removeMutationBatches=function(e,t){for(var n=ie(),r=0,o=t,i;r<o.length;r++){i=o[r];for(var s=0,l=i.mutations;s<l.length;s++){var d=l[s],p=d.key;n=n.add(p)}}return this.mutationQueue.removeMutationBatches(e,t).next(function(){return n})},e.prototype.applyWriteToRemoteDocuments=function(e,t,n){var r=t.batch,o=r.keys(),i=kr.resolve();return o.forEach(function(o){i=i.next(function(){return n.getEntry(e,o)}).next(function(e){var i=e,s=t.docVersions.get(o);c(null!==s,"ackVersions should contain every doc in the write."),(!i||0>i.version.compareTo(s))&&(i=r.applyToRemoteDocument(o,i,t),i?n.addEntry(i):c(!e,"Mutation batch "+r+" applied to document "+e+" resulted in null"))})}),i},e}(),yo=function(){function e(){this.mutationQueue=[],this.nextBatchId=1,this.highestAcknowledgedBatchId=Rr,this.lastStreamToken=p(),this.garbageCollector=null,this.batchesByDocumentKey=new In(Tr.compareByKey)}return e.prototype.start=function(){return 0===this.mutationQueue.length&&(this.nextBatchId=1,this.highestAcknowledgedBatchId=Rr),c(this.highestAcknowledgedBatchId<this.nextBatchId,"highestAcknowledgedBatchId must be less than the nextBatchId"),kr.resolve()},e.prototype.checkEmpty=function(){return kr.resolve(0===this.mutationQueue.length)},e.prototype.getNextBatchId=function(){return kr.resolve(this.nextBatchId)},e.prototype.getHighestAcknowledgedBatchId=function(){return kr.resolve(this.highestAcknowledgedBatchId)},e.prototype.acknowledgeBatch=function(e,t,n){var r=t.batchId;c(r>this.highestAcknowledgedBatchId,"Mutation batchIDs must be acknowledged in order");var o=this.indexOfExistingBatchId(r,"acknowledged"),i=this.mutationQueue[o];return c(r===i.batchId,"Queue ordering failure: expected batch "+r+", got batch "+i.batchId),c(!i.isTombstone(),"Can't acknowledge a previously removed batch"),this.highestAcknowledgedBatchId=r,this.lastStreamToken=n,kr.resolve()},e.prototype.getLastStreamToken=function(){return kr.resolve(this.lastStreamToken)},e.prototype.setLastStreamToken=function(e,t){return this.lastStreamToken=t,kr.resolve()},e.prototype.addMutationBatch=function(e,t,n){c(0!==n.length,"Mutation batches should not be empty");var r=this.nextBatchId;if(this.nextBatchId++,0<this.mutationQueue.length){var o=this.mutationQueue[this.mutationQueue.length-1];c(o.batchId<r,"Mutation batchIDs must be monotonically increasing order")}var i=new Pr(r,t,n);this.mutationQueue.push(i);for(var s=0,l=n,d;s<l.length;s++)d=l[s],this.batchesByDocumentKey=this.batchesByDocumentKey.add(new Tr(d.key,r));return kr.resolve(i)},e.prototype.lookupMutationBatch=function(e,t){return kr.resolve(this.findMutationBatch(t))},e.prototype.getNextMutationBatchAfterBatchId=function(e,t){for(var n=this.mutationQueue.length,r=at(t,this.highestAcknowledgedBatchId)+1,o=this.indexOfBatchId(r),i=0>o?0:o,s;i<n;i++)if(s=this.mutationQueue[i],!s.isTombstone())return kr.resolve(s);return kr.resolve(null)},e.prototype.getAllMutationBatches=function(){return kr.resolve(this.getAllLiveMutationBatchesBeforeIndex(this.mutationQueue.length))},e.prototype.getAllMutationBatchesThroughBatchId=function(e,t){var n=this.mutationQueue.length,r=this.indexOfBatchId(t);return 0>r?r=0:r>=n?r=n:r++,kr.resolve(this.getAllLiveMutationBatchesBeforeIndex(r))},e.prototype.getAllMutationBatchesAffectingDocumentKey=function(e,t){var n=this,r=new Tr(t,0),o=new Tr(t,tt),i=[];return this.batchesByDocumentKey.forEachInRange([r,o],function(e){c(t.isEqual(e.key),"Should only iterate over a single key's batches");var r=n.findMutationBatch(e.targetOrBatchId);c(null!==r,"Batches in the index must exist in the main table"),i.push(r)}),kr.resolve(i)},e.prototype.getAllMutationBatchesAffectingQuery=function(e,t){var n=this,r=t.path,o=r.length+1,i=r;It.isDocumentKey(i)||(i=i.child(""));var s=new Tr(new It(i),0),l=new In(z);this.batchesByDocumentKey.forEachWhile(function(e){var t=e.key.path;return!!r.isPrefixOf(t)&&(t.length===o&&(l=l.add(e.targetOrBatchId)),!0)},s);var d=[];return l.forEach(function(e){var t=n.findMutationBatch(e);null!==t&&d.push(t)}),kr.resolve(d)},e.prototype.removeMutationBatches=function(e,t){var n=t.length;c(0<n,"Should not remove mutations when none exist.");var r=t[0].batchId,o=this.mutationQueue.length,s=this.indexOfExistingBatchId(r,"removed");c(this.mutationQueue[s].batchId===r,"Removed batches must exist in the queue");for(var l=1,d=s+1,p;l<n&&d<o;){if(p=this.mutationQueue[d],p.isTombstone()){d++;continue}c(p.batchId===t[l].batchId,"Removed batches must be contiguous in the queue"),l++,d++}if(0===s){for(;d<o;d++){var p=this.mutationQueue[d];if(!p.isTombstone())break}var u=d-s;this.mutationQueue.splice(s,u)}else for(var h=s;h<d;h++)this.mutationQueue[h]=this.mutationQueue[h].toTombstone();for(var i=this.batchesByDocumentKey,m=0,g=t;m<g.length;m++)for(var p=g[m],f=p.batchId,y=0,b=p.mutations;y<b.length;y++){var x=b[y],v=x.key;null!==this.garbageCollector&&this.garbageCollector.addPotentialGarbageKey(v);var k=new Tr(v,f);i=i.delete(k)}return this.batchesByDocumentKey=i,kr.resolve()},e.prototype.setGarbageCollector=function(e){this.garbageCollector=e},e.prototype.containsKey=function(e,t){var n=new Tr(t,0),r=this.batchesByDocumentKey.firstAfterOrEqual(n);return kr.resolve(t.isEqual(r&&r.key))},e.prototype.performConsistencyCheck=function(){return 0===this.mutationQueue.length&&c(this.batchesByDocumentKey.isEmpty(),"Document leak -- detected dangling mutation references when queue is empty."),kr.resolve()},e.prototype.getAllLiveMutationBatchesBeforeIndex=function(e){for(var t=[],n=0,r;n<e;n++)r=this.mutationQueue[n],r.isTombstone()||t.push(r);return t},e.prototype.indexOfExistingBatchId=function(e,t){var n=this.indexOfBatchId(e);return c(0<=n&&n<this.mutationQueue.length,"Batches must exist to be "+t),n},e.prototype.indexOfBatchId=function(e){if(0===this.mutationQueue.length)return 0;var t=this.mutationQueue[0].batchId;return e-t},e.prototype.findMutationBatch=function(e){var t=this.indexOfBatchId(e);if(0>t||t>=this.mutationQueue.length)return null;var n=this.mutationQueue[t];return c(n.batchId===e,"If found batch must match"),n.isTombstone()?null:n},e}(),bo=function(){function e(){this.queries=new yr(function(e){return e.canonicalId()}),this.lastRemoteSnapshotVersion=mn.MIN,this.highestTargetId=0,this.references=new Cr,this.targetCount=0}return e.prototype.start=function(){return kr.resolve()},e.prototype.getLastRemoteSnapshotVersion=function(){return this.lastRemoteSnapshotVersion},e.prototype.getHighestTargetId=function(){return this.highestTargetId},e.prototype.setLastRemoteSnapshotVersion=function(e,t){return this.lastRemoteSnapshotVersion=t,kr.resolve()},e.prototype.saveQueryData=function(e){this.queries.set(e.query,e);var t=e.targetId;t>this.highestTargetId&&(this.highestTargetId=t)},e.prototype.addQueryData=function(e,t){return c(!this.queries.has(t.query),"Adding a query that already exists"),this.saveQueryData(t),this.targetCount+=1,kr.resolve()},e.prototype.updateQueryData=function(e,t){return c(this.queries.has(t.query),"Updating a non-existent query"),this.saveQueryData(t),kr.resolve()},e.prototype.removeQueryData=function(e,t){return c(0<this.targetCount,"Removing a target from an empty cache"),c(this.queries.has(t.query),"Removing a non-existent target from the cache"),this.queries.delete(t.query),this.references.removeReferencesForId(t.targetId),this.targetCount-=1,kr.resolve()},Object.defineProperty(e.prototype,"count",{get:function(){return this.targetCount},enumerable:!0,configurable:!0}),e.prototype.getQueryData=function(e,t){var n=this.queries.get(t)||null;return kr.resolve(n)},e.prototype.addMatchingKeys=function(e,t,n){return this.references.addReferences(t,n),kr.resolve()},e.prototype.removeMatchingKeys=function(e,t,n){return this.references.removeReferences(t,n),kr.resolve()},e.prototype.removeMatchingKeysForTargetId=function(e,t){return this.references.removeReferencesForId(t),kr.resolve()},e.prototype.getMatchingKeysForTargetId=function(e,t){var n=this.references.referencesForId(t);return kr.resolve(n)},e.prototype.setGarbageCollector=function(e){this.references.setGarbageCollector(e)},e.prototype.containsKey=function(e,t){return this.references.containsKey(e,t)},e}(),xo=function(){function e(){this.docs=re()}return e.prototype.addEntry=function(e,t){return this.docs=this.docs.insert(t.key,t),kr.resolve()},e.prototype.removeEntry=function(e,t){return this.docs=this.docs.remove(t),kr.resolve()},e.prototype.getEntry=function(e,t){return kr.resolve(this.docs.get(t))},e.prototype.getDocumentsMatchingQuery=function(e,t){for(var n=oe(),r=new It(t.path.child("")),o=this.docs.getIteratorFrom(r);o.hasNext();){var i=o.getNext(),s=i.key,l=i.value;if(!t.path.isPrefixOf(s.path))break;l instanceof Nt&&t.matches(l)&&(n=n.insert(l.key,l))}return kr.resolve(n)},e}(),vo=function(){function e(){this.mutationQueues={},this.remoteDocumentCache=new xo,this.queryCache=new bo,this.started=!1}return e.prototype.start=function(){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return c(!this.started,"MemoryPersistence double-started!"),this.started=!0,[2]})})},e.prototype.shutdown=function(){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return c(this.started,"MemoryPersistence shutdown without start!"),this.started=!1,[2]})})},e.prototype.getMutationQueue=function(e){var t=this.mutationQueues[e.toKey()];return t||(t=new yo,this.mutationQueues[e.toKey()]=t),t},e.prototype.getQueryCache=function(){return this.queryCache},e.prototype.getRemoteDocumentCache=function(){return this.remoteDocumentCache},e.prototype.runTransaction=function(e,t){return i("MemoryPersistence","Starting transaction:",e),t(new ko).toPromise()},e}(),ko=function(){return function(){}}(),So=function(){function e(){this.isEager=!1}return e.prototype.addGarbageSource=function(){},e.prototype.removeGarbageSource=function(){},e.prototype.addPotentialGarbageKey=function(){},e.prototype.collectGarbage=function(){return kr.resolve(ie())},e}(),wo;(function(e){e.All="all",e.ListenStreamIdle="listen_stream_idle",e.ListenStreamConnectionBackoff="listen_stream_connection_backoff",e.WriteStreamIdle="write_stream_idle",e.WriteStreamConnectionBackoff="write_stream_connection_backoff",e.OnlineStateTimeout="online_state_timeout"})(wo||(wo={}));var Co=function(){function e(e,t,n,r,o){this.asyncQueue=e,this.timerId=t,this.targetTimeMs=n,this.op=r,this.removalCallback=o,this.deferred=new eo,this.then=this.deferred.promise.then.bind(this.deferred.promise),this.catch=this.deferred.promise.catch.bind(this.deferred.promise),this.deferred.promise.catch(function(){})}return e.createAndSchedule=function(t,n,r,o,i){var s=Date.now()+r,l=new e(t,n,s,o,i);return l.start(r),l},e.prototype.start=function(e){var t=this;this.timerHandle=setTimeout(function(){return t.handleDelayElapsed()},e)},e.prototype.skipDelay=function(){return this.handleDelayElapsed()},e.prototype.cancel=function(e){null!==this.timerHandle&&(this.clearTimeout(),this.deferred.reject(new gt(mt.CANCELLED,"Operation cancelled"+(e?": "+e:""))))},e.prototype.handleDelayElapsed=function(){var e=this;this.asyncQueue.enqueue(function(){return null===e.timerHandle?Promise.resolve():(e.clearTimeout(),e.op().then(function(t){return e.deferred.resolve(t)}))})},e.prototype.clearTimeout=function(){null!==this.timerHandle&&(this.removalCallback(this),clearTimeout(this.timerHandle),this.timerHandle=null)},e}(),To=function(){function e(){this.tail=Promise.resolve(),this.delayedOperations=[],this.operationInProgress=!1}return e.prototype.enqueue=function(e){var t=this;this.verifyNotFailed();var n=this.tail.then(function(){return t.operationInProgress=!0,e().catch(function(e){t.failure=e,t.operationInProgress=!1;var n=e.stack||e.message||"";throw s("INTERNAL UNHANDLED ERROR: ",n),0>n.indexOf("Firestore Test Simulated Error")&&setTimeout(function(){throw e},0),e}).then(function(e){return t.operationInProgress=!1,e})});return this.tail=n,n},e.prototype.enqueueAfterDelay=function(e,t,n){var r=this;this.verifyNotFailed(),c(!this.containsDelayedOperation(e),"Attempted to schedule multiple operations with timer id "+e+".");var o=Co.createAndSchedule(this,e,t,n,function(e){return r.removeDelayedOperation(e)});return this.delayedOperations.push(o),o},e.prototype.verifyNotFailed=function(){this.failure&&d("AsyncQueue is already failed: "+(this.failure.stack||this.failure.message))},e.prototype.verifyOperationInProgress=function(){c(this.operationInProgress,"verifyOpInProgress() called when no op in progress on this queue.")},e.prototype.drain=function(){return this.enqueue(function(){return Promise.resolve()})},e.prototype.containsDelayedOperation=function(e){return 0<=this.delayedOperations.findIndex(function(t){return t.timerId===e})},e.prototype.runDelayedOperationsEarly=function(e){var t=this;return this.drain().then(function(){c(e===wo.All||t.containsDelayedOperation(e),"Attempted to drain to missing operation "+e),t.delayedOperations.sort(function(e,t){return e.targetTimeMs-t.targetTimeMs});for(var n=0,r=t.delayedOperations,o;n<r.length&&(o=r[n],o.skipDelay(),e===wo.All||o.timerId!==e);n++);return t.drain()})},e.prototype.removeDelayedOperation=function(e){var t=this.delayedOperations.indexOf(e);c(0<=t,"Delayed operation not found."),this.delayedOperations.splice(t,1)},e}(),_o=function(){function e(e,t,n,r,o){this.queue=e,this.timerId=t,this.initialDelayMs=n,this.backoffFactor=r,this.maxDelayMs=o,this.timerPromise=null,this.reset()}return e.prototype.reset=function(){this.currentBaseMs=0},e.prototype.resetToMax=function(){this.currentBaseMs=this.maxDelayMs},e.prototype.backoffAndRun=function(e){this.cancel();var t=this.currentBaseMs+this.jitterDelayMs();0<this.currentBaseMs&&i("ExponentialBackoff","Backing off for "+t+" ms "+("(base delay: "+this.currentBaseMs+" ms)")),this.timerPromise=this.queue.enqueueAfterDelay(this.timerId,t,e),this.currentBaseMs*=this.backoffFactor,this.currentBaseMs<this.initialDelayMs&&(this.currentBaseMs=this.initialDelayMs),this.currentBaseMs>this.maxDelayMs&&(this.currentBaseMs=this.maxDelayMs)},e.prototype.cancel=function(){null!==this.timerPromise&&(this.timerPromise.cancel(),this.timerPromise=null)},e.prototype.jitterDelayMs=function(){return(Math.random()-0.5)*this.currentBaseMs},e}(),Eo;(function(e){e[e.Initial=0]="Initial",e[e.Auth=1]="Auth",e[e.Open=2]="Open",e[e.Error=3]="Error",e[e.Backoff=4]="Backoff",e[e.Stopped=5]="Stopped"})(Eo||(Eo={}));var Ao=function(){function e(e,t,n,r,o){this.queue=e,this.idleTimerId=n,this.connection=r,this.credentialsProvider=o,this.inactivityTimerPromise=null,this.stream=null,this.listener=null,this.backoff=new _o(e,t,1e3,1.5,60000),this.state=Eo.Initial}return e.prototype.isStarted=function(){return this.state===Eo.Backoff||this.state===Eo.Auth||this.state===Eo.Open},e.prototype.isOpen=function(){return this.state===Eo.Open},e.prototype.start=function(e){return this.state===Eo.Error?void this.performBackoff(e):void(c(this.state===Eo.Initial,"Already started"),this.listener=e,this.auth())},e.prototype.stop=function(){this.isStarted()&&this.close(Eo.Stopped)},e.prototype.inhibitBackoff=function(){c(!this.isStarted(),"Can only inhibit backoff in a stopped state"),this.state=Eo.Initial,this.backoff.reset()},e.prototype.markIdle=function(){var e=this;this.isOpen()&&null===this.inactivityTimerPromise&&(this.inactivityTimerPromise=this.queue.enqueueAfterDelay(this.idleTimerId,60000,function(){return e.handleIdleCloseTimer()}))},e.prototype.sendRequest=function(e){this.cancelIdleCheck(),this.stream.send(e)},e.prototype.handleIdleCloseTimer=function(){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return this.isOpen()?[2,this.close(Eo.Initial)]:[2]})})},e.prototype.cancelIdleCheck=function(){this.inactivityTimerPromise&&(this.inactivityTimerPromise.cancel(),this.inactivityTimerPromise=null)},e.prototype.close=function(e,t){return lt.__awaiter(this,void 0,void 0,function(){var n;return lt.__generator(this,function(){return c(e===Eo.Error||Q(t),"Can't provide an error when not in an error state."),this.cancelIdleCheck(),this.backoff.cancel(),e===Eo.Error?t&&t.code===mt.RESOURCE_EXHAUSTED&&(s(t.toString()),s("Using maximum backoff delay to prevent overloading the backend."),this.backoff.resetToMax()):this.backoff.reset(),null!==this.stream&&(this.tearDown(),this.stream.close(),this.stream=null),this.state=e,n=this.listener,this.listener=null,e===Eo.Stopped?[2]:[2,n.onClose(t)]})})},e.prototype.tearDown=function(){},e.prototype.auth=function(){var e=this;c(this.state===Eo.Initial,"Must be in initial state to auth"),this.state=Eo.Auth,this.credentialsProvider.getToken(!1).then(function(t){e.startStream(t)},function(t){e.queue.enqueue(function(){return lt.__awaiter(e,void 0,void 0,function(){var e;return lt.__generator(this,function(){return this.state===Eo.Stopped?[2]:(e=new gt(mt.UNKNOWN,"Fetching auth token failed: "+t.message),[2,this.handleStreamClose(e)])})})})})},e.prototype.startStream=function(e){var t=this;if(this.state!==Eo.Stopped){c(this.state===Eo.Auth,"Trying to start stream in a non-auth state");var n=function(e,n){t.queue.enqueue(function(){return lt.__awaiter(t,void 0,void 0,function(){return lt.__generator(this,function(){return this.stream===e?[2,n()]:[2]})})})};if(null!==this.listener){var r=this.startRpc(e);this.stream=r,this.stream.onOpen(function(){n(r,function(){return c(t.state===Eo.Auth,"Expected stream to be in state auth, but was "+t.state),t.state=Eo.Open,t.listener.onOpen()})}),this.stream.onClose(function(e){n(r,function(){return t.handleStreamClose(e)})}),this.stream.onMessage(function(e){n(r,function(){return t.onMessage(e)})})}}},e.prototype.performBackoff=function(e){var t=this;c(this.state===Eo.Error,"Should only perform backoff in an error case"),this.state=Eo.Backoff,this.backoff.backoffAndRun(function(){return lt.__awaiter(t,void 0,void 0,function(){return lt.__generator(this,function(){return this.state===Eo.Stopped?[2]:(this.state=Eo.Initial,this.start(e),c(this.isStarted(),"PersistentStream should have started"),[2])})})})},e.prototype.handleStreamClose=function(e){return c(this.isStarted(),"Can't handle server close on non-started stream"),i("PersistentStream","close with error: "+e),this.stream=null,this.close(Eo.Error,e)},e}(),Io=function(e){function t(t,n,r,o){var i=e.call(this,t,wo.ListenStreamConnectionBackoff,wo.ListenStreamIdle,n,r)||this;return i.serializer=o,i}return lt.__extends(t,e),t.prototype.startRpc=function(e){return this.connection.openStream("Listen",e)},t.prototype.onMessage=function(e){this.backoff.reset();var t=this.serializer.fromWatchChange(e),n=this.serializer.versionFromListenResponse(e);return this.listener.onWatchChange(t,n)},t.prototype.watch=function(e){var t={database:this.serializer.encodedDatabaseId,addTarget:this.serializer.toTarget(e)},n=this.serializer.toListenRequestLabels(e);n&&(t.labels=n),this.sendRequest(t)},t.prototype.unwatch=function(e){var t={};t.database=this.serializer.encodedDatabaseId,t.removeTarget=e,this.sendRequest(t)},t}(Ao),No=function(e){function t(t,n,r,o){var i=e.call(this,t,wo.WriteStreamConnectionBackoff,wo.WriteStreamIdle,n,r)||this;return i.serializer=o,i.handshakeComplete_=!1,i}return lt.__extends(t,e),Object.defineProperty(t.prototype,"handshakeComplete",{get:function(){return this.handshakeComplete_},enumerable:!0,configurable:!0}),t.prototype.start=function(t){this.handshakeComplete_=!1,e.prototype.start.call(this,t)},t.prototype.tearDown=function(){this.handshakeComplete_&&this.writeMutations([])},t.prototype.startRpc=function(e){return this.connection.openStream("Write",e)},t.prototype.onMessage=function(e){if(c(!!e.streamToken,"Got a write response without a stream token"),this.lastStreamToken=e.streamToken,!this.handshakeComplete_)return c(!e.writeResults||0===e.writeResults.length,"Got mutation results for handshake"),this.handshakeComplete_=!0,this.listener.onHandshakeComplete();this.backoff.reset();var t=this.serializer.fromWriteResults(e.writeResults),n=this.serializer.fromVersion(e.commitTime);return this.listener.onMutationResult(n,t)},t.prototype.writeHandshake=function(){c(this.isOpen(),"Writing handshake requires an opened stream"),c(!this.handshakeComplete_,"Handshake already completed");var e={};e.database=this.serializer.encodedDatabaseId,this.sendRequest(e)},t.prototype.writeMutations=function(e){var t=this;c(this.isOpen(),"Writing mutations requires an opened stream"),c(this.handshakeComplete_,"Handshake must be complete before writing mutations"),c(0<this.lastStreamToken.length,"Trying to write mutation without a token");var n={streamToken:this.lastStreamToken,writes:e.map(function(e){return t.serializer.toMutation(e)})};this.sendRequest(n)},t}(Ao),Lo=function(){function e(e,t,n,r){this.queue=e,this.connection=t,this.credentials=n,this.serializer=r}return e.prototype.newPersistentWriteStream=function(){return new No(this.queue,this.connection,this.credentials,this.serializer)},e.prototype.newPersistentWatchStream=function(){return new Io(this.queue,this.connection,this.credentials,this.serializer)},e.prototype.commit=function(e){var t=this,n={database:this.serializer.encodedDatabaseId,writes:e.map(function(e){return t.serializer.toMutation(e)})};return this.invokeRPC("Commit",n).then(function(e){return t.serializer.fromWriteResults(e.writeResults)})},e.prototype.lookup=function(e){var t=this,n={database:this.serializer.encodedDatabaseId,documents:e.map(function(e){return t.serializer.toName(e)})};return this.invokeStreamingRPC("BatchGetDocuments",n).then(function(n){var r=re();n.forEach(function(e){var n=t.serializer.fromMaybeDocument(e);r=r.insert(n.key,n)});var o=[];return e.forEach(function(e){var t=r.get(e);c(!!t,"Missing entity in write response for "+e),o.push(t)}),o})},e.prototype.invokeRPC=function(e,t){var n=this;return this.credentials.getToken(!1).then(function(r){return n.connection.invokeRPC(e,t,r)})},e.prototype.invokeStreamingRPC=function(e,t){var n=this;return this.credentials.getToken(!1).then(function(r){return n.connection.invokeStreamingRPC(e,t,r)})},e}(),Oo=function(){function e(e){this.datastore=e,this.readVersions=ae(),this.mutations=[],this.committed=!1}return e.prototype.recordVersion=function(e){var t=e.version;e instanceof Lt&&(t=mn.forDeletedDoc());var n=this.readVersions.get(e.key);if(null===n)this.readVersions=this.readVersions.insert(e.key,t);else if(!t.isEqual(n))throw new gt(mt.ABORTED,"Document version changed between two reads.")},e.prototype.lookup=function(e){var t=this;return this.committed?Promise.reject("Transaction has already completed."):0<this.mutations.length?Promise.reject("Transactions lookups are invalid after writes."):this.datastore.lookup(e).then(function(e){return e.forEach(function(e){return t.recordVersion(e)}),e})},e.prototype.write=function(e){if(this.committed)throw new gt(mt.FAILED_PRECONDITION,"Transaction has already completed.");this.mutations=this.mutations.concat(e)},e.prototype.precondition=function(e){var t=this.readVersions.get(e);return t?kn.updateTime(t):kn.NONE},e.prototype.preconditionForUpdate=function(e){var t=this.readVersions.get(e);if(t&&t.isEqual(mn.forDeletedDoc()))throw new gt(mt.FAILED_PRECONDITION,"Can't update a document that doesn't exist.");else return t?kn.updateTime(t):kn.exists(!0)},e.prototype.set=function(e,t){this.write(t.toMutations(e,this.precondition(e)))},e.prototype.update=function(e,t){this.write(t.toMutations(e,this.preconditionForUpdate(e)))},e.prototype.delete=function(e){this.write([new _n(e,this.precondition(e))]),this.readVersions=this.readVersions.insert(e,mn.forDeletedDoc())},e.prototype.commit=function(){var e=this,t=this.readVersions;return this.mutations.forEach(function(e){t=t.remove(e.key)}),t.isEmpty()?this.datastore.commit(this.mutations).then(function(){e.committed=!0}):Promise.reject(Error("Every document read in a transaction must also be written."))},e}(),Mo=2,Do=10000,Ro=function(){function e(e,t){this.asyncQueue=e,this.onlineStateHandler=t,this.state=cr.Unknown,this.watchStreamFailures=0,this.onlineStateTimer=null,this.shouldWarnClientIsOffline=!0}return e.prototype.handleWatchStreamStart=function(){var e=this;0===this.watchStreamFailures&&(this.setAndBroadcast(cr.Unknown),c(null===this.onlineStateTimer,"onlineStateTimer shouldn't be started yet"),this.onlineStateTimer=this.asyncQueue.enqueueAfterDelay(wo.OnlineStateTimeout,Do,function(){return e.onlineStateTimer=null,c(e.state===cr.Unknown,"Timer should be canceled if we transitioned to a different state."),e.logClientOfflineWarningIfNecessary("Backend didn't respond within "+Do/1e3+" seconds."),e.setAndBroadcast(cr.Offline),Promise.resolve()}))},e.prototype.handleWatchStreamFailure=function(e){this.state===cr.Online?(this.setAndBroadcast(cr.Unknown),c(0===this.watchStreamFailures,"watchStreamFailures must be 0"),c(null===this.onlineStateTimer,"onlineStateTimer must be null")):(this.watchStreamFailures++,this.watchStreamFailures>=Mo&&(this.clearOnlineStateTimer(),this.logClientOfflineWarningIfNecessary("Connection failed "+Mo+" "+("times. Most recent error: "+e.toString())),this.setAndBroadcast(cr.Offline)))},e.prototype.set=function(e){this.clearOnlineStateTimer(),this.watchStreamFailures=0,e===cr.Online&&(this.shouldWarnClientIsOffline=!1),this.setAndBroadcast(e)},e.prototype.setAndBroadcast=function(e){e!==this.state&&(this.state=e,this.onlineStateHandler(e))},e.prototype.logClientOfflineWarningIfNecessary=function(e){var t="Could not reach Cloud Firestore backend. "+e+"\nThis typically indicates that your device does not have a healthy Internet connection at the moment. The client will operate in offline mode until it is able to successfully connect to the backend.";this.shouldWarnClientIsOffline?(s(t),this.shouldWarnClientIsOffline=!1):i("OnlineStateTracker",t)},e.prototype.clearOnlineStateTimer=function(){null!==this.onlineStateTimer&&(this.onlineStateTimer.cancel(),this.onlineStateTimer=null)},e}(),Po="RemoteStore",Bo=function(){function e(e,t,n,r){this.localStore=e,this.datastore=t,this.pendingWrites=[],this.lastBatchSeen=Rr,this.listenTargets={},this.pendingTargetResponses={},this.accumulatedWatchChanges=[],this.watchStream=null,this.writeStream=null,this.onlineStateTracker=new Ro(n,r)}return e.prototype.start=function(){return this.enableNetwork()},e.prototype.isNetworkEnabled=function(){return c(null==this.watchStream==(null==this.writeStream),"WatchStream and WriteStream should both be null or non-null"),null!=this.watchStream},e.prototype.enableNetwork=function(){var e=this;return this.isNetworkEnabled()?Promise.resolve():(this.watchStream=this.datastore.newPersistentWatchStream(),this.writeStream=this.datastore.newPersistentWriteStream(),this.localStore.getLastStreamToken().then(function(t){return e.writeStream.lastStreamToken=t,e.shouldStartWatchStream()?e.startWatchStream():e.onlineStateTracker.set(cr.Unknown),e.fillWritePipeline()}))},e.prototype.disableNetwork=function(){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return this.disableNetworkInternal(),this.onlineStateTracker.set(cr.Offline),[2]})})},e.prototype.disableNetworkInternal=function(){this.isNetworkEnabled()&&(this.watchStream.stop(),this.writeStream.stop(),this.cleanUpWatchStreamState(),this.cleanUpWriteStreamState(),this.writeStream=null,this.watchStream=null)},e.prototype.shutdown=function(){return i(Po,"RemoteStore shutting down."),this.disableNetworkInternal(),this.onlineStateTracker.set(cr.Unknown),Promise.resolve()},e.prototype.listen=function(e){c(!h(this.listenTargets,e.targetId),"listen called with duplicate targetId!"),this.listenTargets[e.targetId]=e,this.shouldStartWatchStream()?this.startWatchStream():this.isNetworkEnabled()&&this.watchStream.isOpen()&&this.sendWatchRequest(e)},e.prototype.unlisten=function(e){c(h(this.listenTargets,e),"unlisten called without assigned target ID!"),delete this.listenTargets[e],this.isNetworkEnabled()&&this.watchStream.isOpen()&&(this.sendUnwatchRequest(e),y(this.listenTargets)&&this.watchStream.markIdle())},e.prototype.sendWatchRequest=function(e){this.recordPendingTargetRequest(e.targetId),this.watchStream.watch(e)},e.prototype.sendUnwatchRequest=function(e){this.recordPendingTargetRequest(e),this.watchStream.unwatch(e)},e.prototype.recordPendingTargetRequest=function(e){this.pendingTargetResponses[e]=(this.pendingTargetResponses[e]||0)+1},e.prototype.startWatchStream=function(){c(this.shouldStartWatchStream(),"startWriteStream() called when shouldStartWatchStream() is false."),this.watchStream.start({onOpen:this.onWatchStreamOpen.bind(this),onClose:this.onWatchStreamClose.bind(this),onWatchChange:this.onWatchStreamChange.bind(this)}),this.onlineStateTracker.handleWatchStreamStart()},e.prototype.shouldStartWatchStream=function(){return this.isNetworkEnabled()&&!this.watchStream.isStarted()&&!y(this.listenTargets)},e.prototype.cleanUpWatchStreamState=function(){this.accumulatedWatchChanges=[],this.pendingTargetResponses={}},e.prototype.onWatchStreamOpen=function(){return lt.__awaiter(this,void 0,void 0,function(){var e=this;return lt.__generator(this,function(){return g(this.listenTargets,function(t,n){e.sendWatchRequest(n)}),[2]})})},e.prototype.onWatchStreamClose=function(e){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return c(this.isNetworkEnabled(),"onWatchStreamClose() should only be called when the network is enabled"),this.cleanUpWatchStreamState(),this.shouldStartWatchStream()?(e&&this.onlineStateTracker.handleWatchStreamFailure(e),this.startWatchStream()):this.onlineStateTracker.set(cr.Unknown),[2]})})},e.prototype.onWatchStreamChange=function(e,t){return lt.__awaiter(this,void 0,void 0,function(){var n;return lt.__generator(this,function(){return(this.onlineStateTracker.set(cr.Online),e instanceof qn&&e.state===jn.Removed&&e.cause)?[2,this.handleTargetError(e)]:(this.accumulatedWatchChanges.push(e),!t.isEqual(mn.MIN)&&0<=t.compareTo(this.localStore.getLastRemoteSnapshotVersion())?(n=this.accumulatedWatchChanges,this.accumulatedWatchChanges=[],[2,this.handleWatchChangeBatch(t,n)]):[2])})})},e.prototype.handleWatchChangeBatch=function(e,t){var n=this,r=new Vn(e,this.listenTargets,this.pendingTargetResponses);r.addChanges(t);var o=r.createRemoteEvent();this.pendingTargetResponses=r.pendingTargetResponses;var i=[];return g(r.existenceFilters,function(t,r){var s=n.listenTargets[t];if(s){var l=s.query;if(!l.isDocumentQuery()){var d=n.localStore.remoteDocumentKeys(t).then(function(e){if(o.targetChanges[t]){var i=o.targetChanges[t].mapping;null!==i&&(i instanceof Fn?e=i.applyToKeySet(e):(c(i instanceof Bn,"Expected either reset or update mapping but got something else: "+i),e=i.documents))}if(e.size!==r.count){o.handleExistenceFilterMismatch(t);var d=new fn(l,t,s.purpose);n.listenTargets[t]=d,n.sendUnwatchRequest(t);var p=new fn(l,t,gn.ExistenceFilterMismatch);n.sendWatchRequest(p)}});i.push(d)}else if(0===r.count){var p=new It(l.path),u=new Lt(p,e);o.addDocumentUpdate(u)}else c(1===r.count,"Single document existence filter with count: "+r.count)}}),Promise.all(i).then(function(){return g(o.targetChanges,function(e,t){if(0<t.resumeToken.length){var r=n.listenTargets[e];r&&(n.listenTargets[e]=r.update({resumeToken:t.resumeToken,snapshotVersion:t.snapshotVersion}))}}),n.syncEngine.applyRemoteEvent(o)})},e.prototype.handleTargetError=function(e){var t=this;c(!!e.cause,"Handling target error without a cause");var n=e.cause,r=Promise.resolve();return e.targetIds.forEach(function(e){r=r.then(function(){return lt.__awaiter(t,void 0,void 0,function(){return lt.__generator(this,function(){return h(this.listenTargets,e)?(delete this.listenTargets[e],[2,this.syncEngine.rejectListen(e,n)]):[2]})})})}),r},e.prototype.cleanUpWriteStreamState=function(){this.lastBatchSeen=Rr,i(Po,"Stopping write stream with "+this.pendingWrites.length+" pending writes"),this.pendingWrites=[]},e.prototype.fillWritePipeline=function(){return lt.__awaiter(this,void 0,void 0,function(){var e=this;return lt.__generator(this,function(){return this.canWriteMutations()?[2,this.localStore.nextMutationBatch(this.lastBatchSeen).then(function(t){return null===t?void(0===e.pendingWrites.length&&e.writeStream.markIdle()):(e.commit(t),e.fillWritePipeline())})]:[2]})})},e.prototype.canWriteMutations=function(){return this.isNetworkEnabled()&&this.pendingWrites.length<10},e.prototype.outstandingWrites=function(){return this.pendingWrites.length},e.prototype.commit=function(e){c(this.canWriteMutations(),"commit called when batches can't be written"),this.lastBatchSeen=e.batchId,this.pendingWrites.push(e),this.shouldStartWriteStream()?this.startWriteStream():this.isNetworkEnabled()&&this.writeStream.handshakeComplete&&this.writeStream.writeMutations(e.mutations)},e.prototype.shouldStartWriteStream=function(){return this.isNetworkEnabled()&&!this.writeStream.isStarted()&&0<this.pendingWrites.length},e.prototype.startWriteStream=function(){c(this.shouldStartWriteStream(),"startWriteStream() called when shouldStartWriteStream() is false."),this.writeStream.start({onOpen:this.onWriteStreamOpen.bind(this),onClose:this.onWriteStreamClose.bind(this),onHandshakeComplete:this.onWriteHandshakeComplete.bind(this),onMutationResult:this.onMutationResult.bind(this)})},e.prototype.onWriteStreamOpen=function(){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return this.writeStream.writeHandshake(),[2]})})},e.prototype.onWriteHandshakeComplete=function(){var e=this;return this.localStore.setLastStreamToken(this.writeStream.lastStreamToken).then(function(){for(var t=0,n=e.pendingWrites,r;t<n.length;t++)r=n[t],e.writeStream.writeMutations(r.mutations)})},e.prototype.onMutationResult=function(e,t){var n=this;c(0<this.pendingWrites.length,"Got result for empty pending writes");var r=this.pendingWrites.shift(),o=Br.from(r,e,t,this.writeStream.lastStreamToken);return this.syncEngine.applySuccessfulWrite(o).then(function(){return n.fillWritePipeline()})},e.prototype.onWriteStreamClose=function(e){return lt.__awaiter(this,void 0,void 0,function(){var t=this,n;return lt.__generator(this,function(){return c(this.isNetworkEnabled(),"onWriteStreamClose() should only be called when the network is enabled"),e&&0<this.pendingWrites.length?(c(!!e,"We have pending writes, but the write stream closed without an error"),n=void 0,n=this.writeStream.handshakeComplete?this.handleWriteError(e):this.handleHandshakeError(e),[2,n.then(function(){t.shouldStartWriteStream()&&t.startWriteStream()})]):[2]})})},e.prototype.handleHandshakeError=function(e){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return $(e.code)||e.code===mt.ABORTED?(i(Po,"RemoteStore error before completed handshake; resetting stream token: ",this.writeStream.lastStreamToken),this.writeStream.lastStreamToken=p(),[2,this.localStore.setLastStreamToken(p())]):[2]})})},e.prototype.handleWriteError=function(e){return lt.__awaiter(this,void 0,void 0,function(){var t=this,n;return lt.__generator(this,function(){return $(e.code)?(n=this.pendingWrites.shift(),this.writeStream.inhibitBackoff(),[2,this.syncEngine.rejectFailedWrite(n.batchId,e).then(function(){return t.fillWritePipeline()})]):[2]})})},e.prototype.createTransaction=function(){return new Oo(this.datastore)},e.prototype.handleUserChange=function(e){if(i(Po,"RemoteStore changing users: uid=",e.uid),this.isNetworkEnabled())return this.disableNetworkInternal(),this.onlineStateTracker.set(cr.Unknown),this.enableNetwork()},e}(),Fo=function(){function e(e,t,n,r){this.platform=e,this.databaseInfo=t,this.credentials=n,this.asyncQueue=r}return e.prototype.start=function(e){var t=this,n=new eo,r=new eo,o=!1;return this.credentials.setUserChangeListener(function(i){o?t.asyncQueue.enqueue(function(){return t.handleUserChange(i)}):(o=!0,t.initializePersistence(e,r).then(function(){return t.initializeRest(i)}).then(n.resolve,n.reject))}),this.asyncQueue.enqueue(function(){return n.promise}),r.promise},e.prototype.enableNetwork=function(){var e=this;return this.asyncQueue.enqueue(function(){return e.remoteStore.enableNetwork()})},e.prototype.initializePersistence=function(e,t){var n=this;return e?this.startIndexedDbPersistence().then(t.resolve).catch(function(e){return(t.reject(e),!n.canFallback(e))?Promise.reject(e):(console.warn("Error enabling offline storage. Falling back to storage disabled: "+e),n.startMemoryPersistence())}):(t.resolve(),this.startMemoryPersistence())},e.prototype.canFallback=function(e){return e instanceof gt?e.code===mt.FAILED_PRECONDITION||e.code===mt.UNIMPLEMENTED:"undefined"!=typeof DOMException&&e instanceof DOMException?e.code===22||e.code===20:!0},e.prototype.startIndexedDbPersistence=function(){this.garbageCollector=new So;var e=ho.buildStoragePrefix(this.databaseInfo),t=new Yn(this.databaseInfo.databaseId,{useProto3Json:!0});return this.persistence=new ho(e,t),this.persistence.start()},e.prototype.startMemoryPersistence=function(){return this.garbageCollector=new Sr,this.persistence=new vo,this.persistence.start()},e.prototype.initializeRest=function(e){var t=this;return this.platform.loadConnection(this.databaseInfo).then(function(n){t.localStore=new fo(t.persistence,e,t.garbageCollector);var r=t.platform.newSerializer(t.databaseInfo.databaseId),o=new Lo(t.asyncQueue,n,t.credentials,r);return t.remoteStore=new Bo(t.localStore,o,t.asyncQueue,function(e){t.syncEngine.applyOnlineStateChange(e),t.eventMgr.applyOnlineStateChange(e)}),t.syncEngine=new Dr(t.localStore,t.remoteStore,e),t.remoteStore.syncEngine=t.syncEngine,t.eventMgr=new xr(t.syncEngine),t.localStore.start()}).then(function(){return t.remoteStore.start()})},e.prototype.handleUserChange=function(e){return this.asyncQueue.verifyOperationInProgress(),i("FirestoreClient","User Changed: "+e.uid),this.syncEngine.handleUserChange(e)},e.prototype.disableNetwork=function(){var e=this;return this.asyncQueue.enqueue(function(){return e.remoteStore.disableNetwork()})},e.prototype.shutdown=function(e){var t=this;return this.asyncQueue.enqueue(function(){return t.credentials.removeUserChangeListener(),t.remoteStore.shutdown()}).then(function(){return t.persistence.shutdown(e&&e.purgePersistenceWithDataLoss)})},e.prototype.listen=function(e,t,n){var r=this,o=new vr(e,t,n);return this.asyncQueue.enqueue(function(){return r.eventMgr.listen(o)}),o},e.prototype.unlisten=function(e){var t=this;this.asyncQueue.enqueue(function(){return t.eventMgr.unlisten(e)})},e.prototype.getDocumentFromLocalCache=function(e){var t=this;return this.asyncQueue.enqueue(function(){return t.localStore.readDocument(e)}).then(function(e){if(e instanceof Nt)return e;throw new gt(mt.UNAVAILABLE,"Failed to get document from cache. (However, this document may exist on the server. Run again without setting 'source' in the GetOptions to attempt to retrieve the document from the server.)")})},e.prototype.getDocumentsFromLocalCache=function(e){var t=this;return this.asyncQueue.enqueue(function(){return t.localStore.executeQuery(e)}).then(function(t){var n=ie(),r=new Lr(e,n),o=r.computeDocChanges(t);return r.applyChanges(o).snapshot})},e.prototype.write=function(e){var t=this,n=new eo;return this.asyncQueue.enqueue(function(){return t.syncEngine.write(e,n)}),n.promise},e.prototype.databaseId=function(){return this.databaseInfo.databaseId},e.prototype.transaction=function(e){var t=this;return this.asyncQueue.enqueue(function(){return lt.__awaiter(t,void 0,void 0,function(){return lt.__generator(this,function(){return[2]})})}).then(function(){return t.syncEngine.runTransaction(e)})},e}(),Uo=function(){function e(e){this.observer=e,this.muted=!1}return e.prototype.next=function(e){this.scheduleEvent(this.observer.next,e)},e.prototype.error=function(e){this.scheduleEvent(this.observer.error,e)},e.prototype.mute=function(){this.muted=!0},e.prototype.scheduleEvent=function(e,t){var n=this;this.muted||setTimeout(function(){n.muted||e(t)},0)},e}(),zo=function(){function e(e){this.uid=e}return e.prototype.isAuthenticated=function(){return null!=this.uid},e.prototype.toKey=function(){return this.isAuthenticated()?"uid:"+this.uid:"anonymous-user"},e.prototype.isEqual=function(e){return e.uid===this.uid},e.UNAUTHENTICATED=new e(null),e.GOOGLE_CREDENTIALS=new e("google-credentials-uid"),e.FIRST_PARTY=new e("first-party-uid"),e}(),jo=function(){return function(e,t){this.user=t,this.type="OAuth",this.authHeaders={Authorization:"Bearer "+e}}}(),qo=function(){function e(){this.userListener=null}return e.prototype.getToken=function(){return Promise.resolve(null)},e.prototype.setUserChangeListener=function(e){c(!this.userListener,"Can only call setUserChangeListener() once."),this.userListener=e,e(zo.UNAUTHENTICATED)},e.prototype.removeUserChangeListener=function(){c(null!==this.userListener,"removeUserChangeListener() when no listener registered"),this.userListener=null},e}(),Vo=function(){function e(e){var t=this;this.app=e,this.tokenListener=null,this.userCounter=0,this.userListener=null,this.tokenListener=function(){var e=t.getUser();t.currentUser&&e.isEqual(t.currentUser)||(t.currentUser=e,t.userCounter++,t.userListener&&t.userListener(t.currentUser))},this.userCounter=0,this.app.INTERNAL.addAuthTokenListener(this.tokenListener)}return e.prototype.getToken=function(e){var t=this;c(null!=this.tokenListener,"getToken cannot be called after listener removed.");var n=this.userCounter;return this.app.INTERNAL.getToken(e).then(function(e){if(t.userCounter!==n)throw new gt(mt.ABORTED,"getToken aborted due to uid change.");else return e?(c("string"==typeof e.accessToken,"Invalid tokenData returned from getToken():"+e),new jo(e.accessToken,t.currentUser)):null})},e.prototype.setUserChangeListener=function(e){c(!this.userListener,"Can only call setUserChangeListener() once."),this.userListener=e,this.currentUser&&e(this.currentUser)},e.prototype.removeUserChangeListener=function(){c(null!=this.tokenListener,"removeUserChangeListener() called twice"),c(null!==this.userListener,"removeUserChangeListener() called when no listener registered"),this.app.INTERNAL.removeAuthTokenListener(this.tokenListener),this.tokenListener=null,this.userListener=null},e.prototype.getUser=function(){"function"!=typeof this.app.INTERNAL.getUid&&d("This version of the Firestore SDK requires at least version 3.7.0 of firebase.js.");var e=this.app.INTERNAL.getUid();return c(null===e||"string"==typeof e,"Received invalid UID: "+e),new zo(e)},e}(),Wo=function(){function e(e,t){this.gapi=e,this.sessionIndex=t,this.type="FirstParty",this.user=zo.FIRST_PARTY,c(this.gapi&&this.gapi.auth&&this.gapi.auth.getAuthHeaderValueForFirstParty,"unexpected gapi interface")}return Object.defineProperty(e.prototype,"authHeaders",{get:function(){return{Authorization:this.gapi.auth.getAuthHeaderValueForFirstParty([]),"X-Goog-AuthUser":this.sessionIndex}},enumerable:!0,configurable:!0}),e}(),Ho=function(){function e(e,t){this.gapi=e,this.sessionIndex=t,c(this.gapi&&this.gapi.auth&&this.gapi.auth.getAuthHeaderValueForFirstParty,"unexpected gapi interface")}return e.prototype.getToken=function(){return Promise.resolve(new Wo(this.gapi,this.sessionIndex))},e.prototype.setUserChangeListener=function(e){e(zo.FIRST_PARTY)},e.prototype.removeUserChangeListener=function(){},e}(),Ko=function(){function e(e){this.methodName=e}return e.delete=function(){return Go.instance},e.serverTimestamp=function(){return Xo.instance},e._arrayUnion=function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return v("FieldValue.arrayUnion",arguments,1),new Qo(e)},e._arrayRemove=function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return v("FieldValue.arrayRemove",arguments,1),new Yo(e)},e.prototype.isEqual=function(e){return this===e},e}(),Go=function(e){function t(){return e.call(this,"FieldValue.delete")||this}return lt.__extends(t,e),t.instance=new t,t}(Ko),Xo=function(e){function t(){return e.call(this,"FieldValue.serverTimestamp")||this}return lt.__extends(t,e),t.instance=new t,t}(Ko),Qo=function(e){function t(t){var n=e.call(this,"FieldValue.arrayUnion")||this;return n._elements=t,n}return lt.__extends(t,e),t}(Ko),Yo=function(e){function t(t){var n=e.call(this,"FieldValue.arrayRemove")||this;return n._elements=t,n}return lt.__extends(t,e),t}(Ko),Jo=u(Ko,"Use FieldValue.<field>() instead."),$o=/^__.*__$/,Zo=function(){function e(e,t,n){this.data=e,this.fieldMask=t,this.fieldTransforms=n}return e.prototype.toMutations=function(e,t){var n=[];return null===this.fieldMask?n.push(new wn(e,this.data,t)):n.push(new Cn(e,this.data,this.fieldMask,t)),0<this.fieldTransforms.length&&n.push(new Tn(e,this.fieldTransforms)),n},e}(),ea=function(){function e(e,t,n){this.data=e,this.fieldMask=t,this.fieldTransforms=n}return e.prototype.toMutations=function(e,t){var n=[new Cn(e,this.data,this.fieldMask,t)];return 0<this.fieldTransforms.length&&n.push(new Tn(e,this.fieldTransforms)),n},e}(),ta;(function(e){e[e.Set=0]="Set",e[e.Update=1]="Update",e[e.MergeSet=2]="MergeSet",e[e.Argument=3]="Argument"})(ta||(ta={}));var na=function(){function e(e,t,n,r,o,i){this.dataSource=e,this.methodName=t,this.path=n,this.arrayElement=r,void 0===o&&this.validatePath(),this.arrayElement=void 0!==r&&r,this.fieldTransforms=o||[],this.fieldMask=i||[]}return e.prototype.childContextForField=function(t){var n=null==this.path?null:this.path.child(t),r=new e(this.dataSource,this.methodName,n,!1,this.fieldTransforms,this.fieldMask);return r.validatePathSegment(t),r},e.prototype.childContextForFieldPath=function(t){var n=null==this.path?null:this.path.child(t),r=new e(this.dataSource,this.methodName,n,!1,this.fieldTransforms,this.fieldMask);return r.validatePath(),r},e.prototype.childContextForArray=function(){return new e(this.dataSource,this.methodName,null,!0,this.fieldTransforms,this.fieldMask)},e.prototype.createError=function(e){var t=null===this.path||this.path.isEmpty()?"":" (found in field "+this.path.toString()+")";return new gt(mt.INVALID_ARGUMENT,"Function "+this.methodName+"() called with invalid data. "+e+t)},e.prototype.validatePath=function(){if(null!==this.path)for(var e=0;e<this.path.length;e++)this.validatePathSegment(this.path.get(e))},e.prototype.validatePathSegment=function(e){if(je(this.dataSource)&&$o.test(e))throw this.createError("Document fields cannot begin and end with __")},e}(),ra=function(){return function(e,t){this.databaseId=e,this.key=t}}(),oa=function(){function e(e){this.preConverter=e}return e.prototype.parseSetData=function(e,t){var n=new na(ta.Set,e,At.EMPTY_PATH);Ve("Data must be an object, but it was:",n,t);var r=this.parseData(t,n);return new Zo(r,null,n.fieldTransforms)},e.prototype.parseMergeData=function(e,t,n){var r=new na(ta.MergeSet,e,At.EMPTY_PATH);Ve("Data must be an object, but it was:",r,t);var o=this.parseData(t,r),i,s;if(!n)i=new yn(r.fieldMask),s=r.fieldTransforms;else{for(var l=[],p=0,c=n;p<c.length;p++){var u=c[p],h=void 0;if(u instanceof dr?h=u:"string"==typeof u?h=He(e,u):d("Expected stringOrFieldPath to be a string or a 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i=[],p=Jt.EMPTY,d=0;d<s.length;++d){var c=s[d],u=o.childContextForFieldPath(c),h=this.runPreConverter(l[d],u);if(h instanceof Go)i.push(c);else{var m=this.parseData(h,u);null!=m&&(i.push(c),p=p.set(c,m))}}var g=new yn(i);return new ea(p,g,o.fieldTransforms)},e.prototype.parseQueryValue=function(e,t){var n=new na(ta.Argument,e,At.EMPTY_PATH),r=this.parseData(t,n);return c(null!=r,"Parsed data should not be null."),c(0===n.fieldTransforms.length,"Field transforms should have been disallowed."),r},e.prototype.runPreConverter=function(e,t){try{return this.preConverter(e)}catch(r){var n=Ke(r);throw t.createError(n)}},e.prototype.parseData=function(e,t){if(e=this.runPreConverter(e,t),qe(e))return Ve("Unsupported field value:",t,e),this.parseObject(e,t);if(e instanceof Ko)return this.parseSentinelFieldValue(e,t),null;if(t.path&&t.fieldMask.push(t.path),e instanceof Array){if(t.arrayElement)throw t.createError("Nested arrays are not supported");return this.parseArray(e,t)}return this.parseScalarValue(e,t)},e.prototype.parseObject=function(e,t){var n=this,r=new Ot(z);return f(e,function(e,o){var i=n.parseData(o,t.childContextForField(e));null!=i&&(r=r.insert(e,i))}),new Jt(r)},e.prototype.parseArray=function(e,t){for(var n=[],r=0,o=0,i=e;o<i.length;o++){var s=i[o],l=this.parseData(s,t.childContextForArray(r));null==l&&(l=zt.INSTANCE),n.push(l),r++}return new $t(n)},e.prototype.parseSentinelFieldValue=function(e,t){if(!je(t.dataSource))throw t.createError(e.methodName+"() can only be used with update() and set()");if(null===t.path)throw t.createError(e.methodName+"() is not currently supported inside arrays");if(e instanceof Go){if(t.dataSource===ta.MergeSet)t.fieldMask.push(t.path);else if(t.dataSource===ta.Update)throw c(0<t.path.length,"FieldValue.delete() at the top level should have already been handled."),t.createError("FieldValue.delete() can only appear at the top level of your update data");else throw t.createError("FieldValue.delete() cannot be used 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"+M(e))},e.prototype.parseArrayTransformElements=function(e,t){var n=this;return t.map(function(t,r){var o=new na(ta.Argument,e,At.EMPTY_PATH);return n.parseData(t,o.childContextForArray(r))})},e}(),aa=!0,ia=function(){function e(e){if(void 0===e.host){if(void 0!==e.ssl)throw new gt(mt.INVALID_ARGUMENT,"Can't provide ssl option if host option is not set");this.host="firestore.googleapis.com",this.ssl=aa}else T("settings","string","host",e.host),this.host=e.host,_("settings","boolean","ssl",e.ssl),this.ssl=m(e.ssl,aa);P("settings",e,["host","ssl","credentials","timestampsInSnapshots"]),_("settings","object","credentials",e.credentials),this.credentials=e.credentials,_("settings","boolean","timestampsInSnapshots",e.timestampsInSnapshots),this.timestampsInSnapshots=m(e.timestampsInSnapshots,!1)}return e.prototype.isEqual=function(e){return this.host===e.host&&this.ssl===e.ssl&&this.timestampsInSnapshots===e.timestampsInSnapshots&&this.credentials===e.credentials},e}(),sa=function(){return function(){}}(),la=function(){function e(t){var n=this;this._queue=new To,this.INTERNAL={delete:function(e){return lt.__awaiter(n,void 0,void 0,function(){return lt.__generator(this,function(){return this._firestoreClient?[2,this._firestoreClient.shutdown(e)]:[2]})})}};var r=new sa;if("object"==typeof t.options){var o=t;r.firebaseApp=o,r.databaseId=e.databaseIdFromApp(o),r.persistenceKey=r.firebaseApp.name,r.credentials=new Vo(o)}else{var i=t;if(!i.projectId)throw new gt(mt.INVALID_ARGUMENT,"Must provide projectId");r.databaseId=new wt(i.projectId,i.database),r.persistenceKey="[DEFAULT]",r.credentials=new qo}r.settings=new ia({}),this._config=r,this._databaseId=r.databaseId}return e.prototype.settings=function(e){if(x("Firestore.settings",arguments,1),w("Firestore.settings","object",1,e),h(e,"persistence"))throw new gt(mt.INVALID_ARGUMENT,"\"persistence\" is now specified with a separate call to firestore.enablePersistence().");var t=new ia(e);if(this._firestoreClient&&!this._config.settings.isEqual(t))throw new gt(mt.FAILED_PRECONDITION,"Firestore has already been started and its settings can no longer be changed. You can only call settings() before calling any other methods on a Firestore object.");this._config.settings=t,void 0!==t.credentials&&(this._config.credentials=Fe(t.credentials))},e.prototype.enableNetwork=function(){return this.ensureClientConfigured(),this._firestoreClient.enableNetwork()},e.prototype.disableNetwork=function(){return this.ensureClientConfigured(),this._firestoreClient.disableNetwork()},e.prototype.enablePersistence=function(){if(this._firestoreClient)throw new gt(mt.FAILED_PRECONDITION,"Firestore has already been started and persistence can no longer be enabled. You can only call enablePersistence() before calling any other methods on a Firestore object.");return this.configureClient(!0)},e.prototype.ensureClientConfigured=function(){return this._firestoreClient||this.configureClient(!1),this._firestoreClient},e.prototype.configureClient=function(e){var t=this;c(!!this._config.settings.host,"FirestoreSettings.host cannot be falsey"),this._config.settings.timestampsInSnapshots||s("\nThe behavior for Date objects stored in Firestore is going to change\nAND YOUR APP MAY BREAK.\nTo hide this warning and ensure your app does not break, you need to add the\nfollowing code to your app before calling any other Cloud Firestore methods:\n\n const firestore = firebase.firestore();\n const settings = {/* your settings... */ timestampsInSnapshots: true};\n firestore.settings(settings);\n\nWith this change, timestamps stored in Cloud Firestore will be read back as\nFirebase Timestamp objects instead of as system Date objects. So you will also\nneed to update code expecting a Date to instead expect a Timestamp. For example:\n\n // Old:\n const date = snapshot.get('created_at');\n // New:\n const timestamp = snapshot.get('created_at');\n const date = timestamp.toDate();\n\nPlease audit all existing usages of Date when you enable the new behavior. In a\nfuture release, the behavior will change to the new behavior, so if you do not\nfollow these steps, YOUR APP MAY BREAK."),c(!this._firestoreClient,"configureClient() called multiple times");var n=new kt(this._config.databaseId,this._config.persistenceKey,this._config.settings.host,this._config.settings.ssl);return this._dataConverter=new oa(function(e){if(e instanceof ca){var n=t._config.databaseId,r=e.firestore._config.databaseId;if(!r.isEqual(n))throw new gt(mt.INVALID_ARGUMENT,"Document reference is for database "+(r.projectId+"/"+r.database+" but should be ")+("for database "+n.projectId+"/"+n.database));return new ra(t._config.databaseId,e._key)}return e}),this._firestoreClient=new Fo(ht.getPlatform(),n,this._config.credentials,this._queue),this._firestoreClient.start(e)},e.databaseIdFromApp=function(e){var t=e.options;if(!h(t,"projectId")){if(h(t,"firestoreId"))throw new gt(mt.INVALID_ARGUMENT,"\"firestoreId\" is now specified as \"projectId\" in firebase.initializeApp.");throw new gt(mt.INVALID_ARGUMENT,"\"projectId\" not provided in firebase.initializeApp.")}if(h(t,"firestoreOptions"))throw new gt(mt.INVALID_ARGUMENT,"\"firestoreOptions\" values are now specified with Firestore.settings()");var n=t.projectId;if(!n||"string"!=typeof n)throw new gt(mt.INVALID_ARGUMENT,"projectId must be a string in FirebaseApp.options");return new wt(n)},Object.defineProperty(e.prototype,"app",{get:function(){if(!this._config.firebaseApp)throw new gt(mt.FAILED_PRECONDITION,"Firestore was not initialized using the Firebase SDK. 'app' is not available");return this._config.firebaseApp},enumerable:!0,configurable:!0}),e.prototype.collection=function(e){if(x("Firestore.collection",arguments,1),w("Firestore.collection","string",1,e),!e)throw new gt(mt.INVALID_ARGUMENT,"Must provide a non-empty collection path to collection()");return this.ensureClientConfigured(),new ba(_t.fromString(e),this)},e.prototype.doc=function(e){if(x("Firestore.doc",arguments,1),w("Firestore.doc","string",1,e),!e)throw new gt(mt.INVALID_ARGUMENT,"Must provide a non-empty document path to doc()");return this.ensureClientConfigured(),ca.forPath(_t.fromString(e),this)},e.prototype.runTransaction=function(e){var t=this;return x("Firestore.runTransaction",arguments,1),w("Firestore.runTransaction","function",1,e),this.ensureClientConfigured().transaction(function(n){return e(new da(t,n))})},e.prototype.batch=function(){return this.ensureClientConfigured(),new pa(this)},Object.defineProperty(e,"logLevel",{get:function(){switch(r()){case ut.DEBUG:return"debug";case ut.ERROR:return"error";case ut.SILENT:return"silent";default:return d("Unknown log level: "+r());}},enumerable:!0,configurable:!0}),e.setLogLevel=function(e){switch(x("Firestore.setLogLevel",arguments,1),w("Firestore.setLogLevel","string",1,e),e){case"debug":o(ut.DEBUG);break;case"error":o(ut.ERROR);break;case"silent":o(ut.SILENT);break;default:throw new gt(mt.INVALID_ARGUMENT,"Invalid log level: "+e);}},e.prototype._areTimestampsInSnapshotsEnabled=function(){return this._config.settings.timestampsInSnapshots},e}(),da=function(){function e(e,t){this._firestore=e,this._transaction=t}return e.prototype.get=function(e){var t=this;x("Transaction.get",arguments,1);var n=Ye("Transaction.get",e,this._firestore);return this._transaction.lookup([n._key]).then(function(e){if(!e||1!==e.length)return d("Mismatch in docs returned from document lookup.");var r=e[0];return r instanceof Lt?new ha(t._firestore,n._key,null,!1):new ha(t._firestore,n._key,r,!1)})},e.prototype.set=function(e,t,n){k("Transaction.set",arguments,2,3);var r=Ye("Transaction.set",e,this._firestore);n=Xe("Transaction.set",n);var o=n.merge||n.mergeFields?this._firestore._dataConverter.parseMergeData("Transaction.set",t,n.mergeFields):this._firestore._dataConverter.parseSetData("Transaction.set",t);return this._transaction.set(r._key,o),this},e.prototype.update=function(e,t,n){for(var r=[],o=3;o<arguments.length;o++)r[o-3]=arguments[o];var i,s;return"string"==typeof t||t instanceof dr?(v("Transaction.update",arguments,3),i=Ye("Transaction.update",e,this._firestore),s=this._firestore._dataConverter.parseUpdateVarargs("Transaction.update",t,n,r)):(x("Transaction.update",arguments,2),i=Ye("Transaction.update",e,this._firestore),s=this._firestore._dataConverter.parseUpdateData("Transaction.update",t)),this._transaction.update(i._key,s),this},e.prototype.delete=function(e){x("Transaction.delete",arguments,1);var t=Ye("Transaction.delete",e,this._firestore);return this._transaction.delete(t._key),this},e}(),pa=function(){function e(e){this._firestore=e,this._mutations=[],this._committed=!1}return e.prototype.set=function(e,t,n){k("WriteBatch.set",arguments,2,3),this.verifyNotCommitted();var r=Ye("WriteBatch.set",e,this._firestore);n=Xe("WriteBatch.set",n);var o=n.merge||n.mergeFields?this._firestore._dataConverter.parseMergeData("WriteBatch.set",t,n.mergeFields):this._firestore._dataConverter.parseSetData("WriteBatch.set",t);return this._mutations=this._mutations.concat(o.toMutations(r._key,kn.NONE)),this},e.prototype.update=function(e,t,n){for(var r=[],o=3;o<arguments.length;o++)r[o-3]=arguments[o];this.verifyNotCommitted();var i,s;return"string"==typeof t||t instanceof dr?(v("WriteBatch.update",arguments,3),i=Ye("WriteBatch.update",e,this._firestore),s=this._firestore._dataConverter.parseUpdateVarargs("WriteBatch.update",t,n,r)):(x("WriteBatch.update",arguments,2),i=Ye("WriteBatch.update",e,this._firestore),s=this._firestore._dataConverter.parseUpdateData("WriteBatch.update",t)),this._mutations=this._mutations.concat(s.toMutations(i._key,kn.exists(!0))),this},e.prototype.delete=function(e){x("WriteBatch.delete",arguments,1),this.verifyNotCommitted();var t=Ye("WriteBatch.delete",e,this._firestore);return this._mutations=this._mutations.concat(new _n(t._key,kn.NONE)),this},e.prototype.commit=function(){return lt.__awaiter(this,void 0,void 0,function(){return lt.__generator(this,function(){return this.verifyNotCommitted(),this._committed=!0,0<this._mutations.length?[2,this._firestore.ensureClientConfigured().write(this._mutations)]:[2]})})},e.prototype.verifyNotCommitted=function(){if(this._committed)throw new gt(mt.FAILED_PRECONDITION,"A write batch can no longer be used after commit() has been called.")},e}(),ca=function(){function e(e,t){this._key=e,this.firestore=t,this._firestoreClient=this.firestore.ensureClientConfigured()}return e.forPath=function(t,n){if(0!=t.length%2)throw new gt(mt.INVALID_ARGUMENT,"Invalid document reference. Document references must have an even number of segments, but "+(t.canonicalString()+" has "+t.length));return new e(new It(t),n)},Object.defineProperty(e.prototype,"id",{get:function(){return this._key.path.lastSegment()},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"parent",{get:function(){return new ba(this._key.path.popLast(),this.firestore)},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"path",{get:function(){return this._key.path.canonicalString()},enumerable:!0,configurable:!0}),e.prototype.collection=function(e){if(x("DocumentReference.collection",arguments,1),w("DocumentReference.collection","string",1,e),!e)throw new gt(mt.INVALID_ARGUMENT,"Must provide a non-empty collection name to collection()");var t=_t.fromString(e);return new ba(this._key.path.child(t),this.firestore)},e.prototype.isEqual=function(t){if(!(t instanceof e))throw B("isEqual","DocumentReference",1,t);return this.firestore===t.firestore&&this._key.isEqual(t._key)},e.prototype.set=function(e,t){k("DocumentReference.set",arguments,1,2),t=Xe("DocumentReference.set",t);var n=t.merge||t.mergeFields?this.firestore._dataConverter.parseMergeData("DocumentReference.set",e,t.mergeFields):this.firestore._dataConverter.parseSetData("DocumentReference.set",e);return this._firestoreClient.write(n.toMutations(this._key,kn.NONE))},e.prototype.update=function(e,t){for(var n=[],r=2;r<arguments.length;r++)n[r-2]=arguments[r];var o;return"string"==typeof e||e instanceof dr?(v("DocumentReference.update",arguments,2),o=this.firestore._dataConverter.parseUpdateVarargs("DocumentReference.update",e,t,n)):(x("DocumentReference.update",arguments,1),o=this.firestore._dataConverter.parseUpdateData("DocumentReference.update",e)),this._firestoreClient.write(o.toMutations(this._key,kn.exists(!0)))},e.prototype.delete=function(){return x("DocumentReference.delete",arguments,0),this._firestoreClient.write([new _n(this._key,kn.NONE)])},e.prototype.onSnapshot=function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];k("DocumentReference.onSnapshot",arguments,1,4);var n={includeMetadataChanges:!1},r=0,o;"object"!=typeof e[r]||Ue(e[r])||(n=e[r],P("DocumentReference.onSnapshot",n,["includeMetadataChanges"]),_("DocumentReference.onSnapshot","boolean","includeMetadataChanges",n.includeMetadataChanges),r++);var i={includeMetadataChanges:n.includeMetadataChanges};return Ue(e[r])?o=e[r]:(w("DocumentReference.onSnapshot","function",r,e[r]),C("DocumentReference.onSnapshot","function",r+1,e[r+1]),C("DocumentReference.onSnapshot","function",r+2,e[r+2]),o={next:e[r],error:e[r+1],complete:e[r+2]}),this.onSnapshotInternal(i,o)},e.prototype.onSnapshotInternal=function(e,t){var n=this,r=function(e){console.error("Uncaught Error in onSnapshot:",e)};t.error&&(r=t.error.bind(t));var o=new Uo({next:function(e){if(t.next){c(1>=e.docs.size,"Too many documents returned on a document query");var r=e.docs.get(n._key);t.next(new ha(n.firestore,n._key,r,e.fromCache))}},error:r}),i=this._firestoreClient.listen(rn.atPath(this._key.path),o,e);return function(){o.mute(),n._firestoreClient.unlisten(i)}},e.prototype.get=function(e){var t=this;return P("DocumentReference.get",e,["source"]),e&&N("DocumentReference.get","options","source",e.source,["default","server","cache"]),new Promise(function(n,r){e&&"cache"===e.source?t.firestore.ensureClientConfigured().getDocumentFromLocalCache(t._key).then(function(e){n(new ha(t.firestore,t._key,e,!0))},r):t.getViaSnapshotListener(n,r,e)})},e.prototype.getViaSnapshotListener=function(e,t,n){var r=this.onSnapshotInternal({includeMetadataChanges:!0,waitForSyncWhenOnline:!0},{next:function(o){r(),!o.exists&&o.metadata.fromCache?t(new gt(mt.UNAVAILABLE,"Failed to get document because the client is offline.")):o.exists&&o.metadata.fromCache&&n&&"server"===n.source?t(new gt(mt.UNAVAILABLE,"Failed to get document from server. (However, this document does exist in the local cache. 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It will be treated as a reference in the current ")+("database ("+r.projectId+"/"+r.database+") instead.")),new ca(n,this._firestore)}return e.value(t)},e.prototype.convertArray=function(e,t){var n=this;return e.internalValue.map(function(e){return n.convertValue(e,t)})},e}(),ma=function(e){function t(t,n,r,o){return e.call(this,t,n,r,o)||this}return lt.__extends(t,e),t.prototype.data=function(t){var n=e.prototype.data.call(this,t);return c("object"==typeof n,"Document in a QueryDocumentSnapshot should exist"),n},t}(ha),ga=function(){function e(e,t){this._query=e,this.firestore=t}return e.prototype.where=function(t,n,r){x("Query.where",arguments,3),w("Query.where","string",2,n),R("Query.where",3,r);var o=We("Query.where",t),i=on.fromString(n),s;if(o.isKeyField()){if(i===on.ARRAY_CONTAINS)throw new gt(mt.INVALID_ARGUMENT,"Invalid Query. 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Pt(e,t){Mt(e,t),t.line.wrapClass?Ot(t).className=t.line.wrapClass:t.node!=t.text&&(t.node.className="");var n=t.textClass?t.textClass+" "+(t.line.textClass||""):t.line.textClass;t.text.className=n||""}function Bt(e,t,n,r){if(t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null),t.gutterBackground&&(t.node.removeChild(t.gutterBackground),t.gutterBackground=null),t.line.gutterClass){var o=Ot(t);t.gutterBackground=c("div",null,"CodeMirror-gutter-background "+t.line.gutterClass,"left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px"),e.display.input.setUneditable(t.gutterBackground),o.insertBefore(t.gutterBackground,t.text)}var i=t.line.gutterMarkers;if(e.options.lineNumbers||i){var s=Ot(t),l=t.gutter=c("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px");if(e.display.input.setUneditable(l),s.insertBefore(l,t.text),t.line.gutterClass&&(l.className+=" 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s=Ot(n),l=0,i=t.widgets;l<i.length;++l){var d=i[l],p=c("div",[d.node],"CodeMirror-linewidget");d.handleMouseEvents||p.setAttribute("cm-ignore-events","true"),qt(d,p,n,r),e.display.input.setUneditable(p),o&&d.above?s.insertBefore(p,n.gutter||n.text):s.appendChild(p),It(d,"redraw")}}function qt(e,t,n,r){if(e.noHScroll){(n.alignable||(n.alignable=[])).push(t);var o=r.wrapperWidth;t.style.left=r.fixedPos+"px",e.coverGutter||(o-=r.gutterTotalWidth,t.style.paddingLeft=r.gutterTotalWidth+"px"),t.style.width=o+"px"}e.coverGutter&&(t.style.zIndex=5,t.style.position="relative",!e.noHScroll&&(t.style.marginLeft=-r.gutterTotalWidth+"px"))}function Vt(e){if(null!=e.height)return e.height;var t=e.doc.cm;if(!t)return 0;if(!h(document.body,e.node)){var n="position: relative;";e.coverGutter&&(n+="margin-left: -"+t.display.gutters.offsetWidth+"px;"),e.noHScroll&&(n+="width: "+t.display.wrapper.clientWidth+"px;"),p(t.display.measure,c("div",[e.node],null,n))}return e.height=e.node.parentNode.offsetHeight}function Wt(t,r){for(var e=He(r);e!=t.wrapper;e=e.parentNode)if(!e||1==e.nodeType&&"true"==e.getAttribute("cm-ignore-events")||e.parentNode==t.sizer&&e!=t.mover)return!0}function Ht(e){return e.lineSpace.offsetTop}function Kt(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function Gt(t){if(t.cachedPaddingH)return t.cachedPaddingH;var n=p(t.measure,c("pre","x")),e=window.getComputedStyle?window.getComputedStyle(n):n.currentStyle,r={left:parseInt(e.paddingLeft),right:parseInt(e.paddingRight)};return isNaN(r.left)||isNaN(r.right)||(t.cachedPaddingH=r),r}function Xt(e){return Qi-e.display.nativeBarWidth}function Qt(e){return e.display.scroller.clientWidth-Xt(e)-e.display.barWidth}function Yt(e){return e.display.scroller.clientHeight-Xt(e)-e.display.barHeight}function Jt(e,t,r){var o=e.options.lineWrapping,s=o&&Qt(e);if(!t.measure.heights||o&&t.measure.width!=s){var l=t.measure.heights=[];if(o){t.measure.width=s;for(var 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r=0;r<e.length&&(n=e[r]).left==n.right;r++);else for(var o=e.length-1;0<=o&&(n=e[o]).left==n.right;o--);return n}function ln(e,t,n,r){var o=an(t.map,n,r),s=o.node,l=o.start,d=o.end,p=o.collapse,c;if(3==s.nodeType){for(var u=0;4>u;u++){for(;l&&L(t.line.text.charAt(o.coverStart+l));)--l;for(;o.coverStart+d<o.coverEnd&&L(t.line.text.charAt(o.coverStart+d));)++d;if(c=Ei&&9>Ai&&0==l&&d==o.coverEnd-o.coverStart?s.parentNode.getBoundingClientRect():sn(Ki(s,l,d).getClientRects(),r),c.left||c.right||0==l)break;d=l,--l,p="right"}Ei&&11>Ai&&(c=dn(e.display.measure,c))}else{0<l&&(p=r="right");var h;c=e.options.lineWrapping&&1<(h=s.getClientRects()).length?h["right"==r?h.length-1:0]:s.getBoundingClientRect()}if(Ei&&9>Ai&&!l&&(!c||!c.left&&!c.right)){var m=s.parentNode.getClientRects()[0];c=m?{left:m.left,right:m.left+Nn(e.display),top:m.top,bottom:m.bottom}:Es}for(var g=c.top-t.rect.top,f=c.bottom-t.rect.top,y=t.view.measure.heights,b=0;b<y.length-1&&!((g+f)/2<y[b]);b++);var i=b?y[b-1]:0,x=y[b],v={left:("right"==p?c.right:c.left)-t.rect.left,right:("left"==p?c.left:c.right)-t.rect.left,top:i,bottom:x};return c.left||c.right||(v.bogus=!0),e.options.singleCursorHeightPerLine||(v.rtop=g,v.rbottom=f),v}function dn(e,t){if(!window.screen||null==screen.logicalXDPI||screen.logicalXDPI==screen.deviceXDPI||!Qe(e))return t;var n=screen.logicalXDPI/screen.deviceXDPI,r=screen.logicalYDPI/screen.deviceYDPI;return{left:t.left*n,right:t.right*n,top:t.top*r,bottom:t.bottom*r}}function pn(e){if(e.measure&&(e.measure.cache={},e.measure.heights=null,e.rest))for(var t=0;t<e.rest.length;t++)e.measure.caches[t]={}}function cn(e){e.display.externalMeasure=null,d(e.display.lineMeasure);for(var t=0;t<e.display.view.length;t++)pn(e.display.view[t])}function un(e){cn(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function hn(){return 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n=rn(e,i,t);return(n.top+=s,n.bottom+=s,!!Tn(n,r,o,!1))&&(n.top<=o&&n.left<=r&&(h=t,m=n),!0)},l,d),f=!1,y,b;if(m){var x=r-m.left<m.right-r,v=x==p;g=h+(v?0:1),b=v?"after":"before",y=x?m.left:m.right}else{p||g!=d&&g!=l||g++,b=0==g?"after":g==t.text.length?"before":rn(e,i,g-(p?1:0)).bottom+s<=o==p?"after":"before";var k=xn(e,V(n,g,b),"line",t,i);y=k.left,f=o<k.top||o>=k.bottom}return g=O(t.text,g,1),kn(n,g,b,f,r-y)}function En(e,t,n,r,o,s,l){var i=M(function(d){var i=o[d],p=1!=i.level;return Tn(xn(e,V(n,p?i.to:i.from,p?"before":"after"),"line",t,r),s,l,!0)},0,o.length-1),d=o[i];if(0<i){var p=1!=d.level,c=xn(e,V(n,p?d.from:d.to,p?"after":"before"),"line",t,r);Tn(c,s,l,!0)&&c.top>l&&(d=o[i-1])}return d}function An(e,t,n,r,o,d,c){var u=wn(e,t,r,c),h=u.begin,m=u.end;/\s/.test(t.text.charAt(m-1))&&m--;for(var g=null,f=null,y=0,i;y<o.length;y++)if(i=o[y],!(i.from>=m||i.to<=h)){var p=1!=i.level,b=rn(e,r,p?s(m,i.to)-1:l(h,i.from)).right,x=b<d?d-b+1e9:b-d;(!g||f>x)&&(g=i,f=x)}return g||(g=o[o.length-1]),g.from<h&&(g={from:h,to:g.to,level:g.level}),g.to>m&&(g={from:g.from,to:m,level:g.level}),g}function In(e){if(null!=e.cachedTextHeight)return e.cachedTextHeight;if(null==Is){Is=c("pre");for(var t=0;49>t;++t)Is.appendChild(document.createTextNode("x")),Is.appendChild(c("br"));Is.appendChild(document.createTextNode("x"))}p(e.measure,Is);var n=Is.offsetHeight/50;return 3<n&&(e.cachedTextHeight=n),d(e.measure),n||1}function Nn(e){if(null!=e.cachedCharWidth)return e.cachedCharWidth;var t=c("span","xxxxxxxxxx"),n=c("pre",[t]);p(e.measure,n);var r=t.getBoundingClientRect(),o=(r.right-r.left)/10;return 2<o&&(e.cachedCharWidth=o),o||10}function Ln(e){for(var t=e.display,r={},o={},s=t.gutters.clientLeft,l=t.gutters.firstChild,n=0;l;l=l.nextSibling,++n)r[e.options.gutters[n]]=l.offsetLeft+l.clientLeft+s,o[e.options.gutters[n]]=l.clientWidth;return{fixedPos:On(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:r,gutterWidth:o,wrapperWidth:t.wrapper.clientWidth}}function On(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function Mn(e){var n=In(e.display),r=e.options.lineWrapping,o=r&&l(5,e.display.scroller.clientWidth/Nn(e.display)-3);return function(s){if(_e(e.doc,s))return 0;var l=0;if(s.widgets)for(var d=0;d<s.widgets.length;d++)s.widgets[d].height&&(l+=s.widgets[d].height);return r?l+(t(s.text.length/o)||1)*n:l+n}}function Dn(e){var t=e.doc,n=Mn(e);t.iter(function(e){var t=n(e);t!=e.height&&F(e,t)})}function Rn(t,n,e,o){var i=t.display;if(!e&&"true"==He(n).getAttribute("cm-not-content"))return null;var s=i.lineSpace.getBoundingClientRect(),d,p;try{d=n.clientX-s.left,p=n.clientY-s.top}catch(t){return null}var c=Sn(t,d,p),u;if(o&&1==c.xRel&&(u=R(t.doc,c.line).text).length==c.ch){var h=v(u,u.length,t.options.tabSize)-u.length;c=V(c.line,l(0,r((d-Gt(t.display).left)/Nn(t.display))-h))}return c}function Pn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,0>t)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,0>t)return r}function Bn(e){e.display.input.showSelection(e.display.input.prepareSelection())}function Fn(e,t){void 0===t&&(t=!0);for(var n=e.doc,r={},o=r.cursors=document.createDocumentFragment(),s=r.selection=document.createDocumentFragment(),l=0;l<n.sel.ranges.length;l++)if(t||l!=n.sel.primIndex){var i=n.sel.ranges[l];if(!(i.from().line>=e.display.viewTo||i.to().line<e.display.viewFrom)){var d=i.empty();(d||e.options.showCursorWhenSelecting)&&Un(e,i.head,o),d||jn(e,i,s)}}return r}function Un(e,t,n){var r=xn(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),o=n.appendChild(c("div","\xA0","CodeMirror-cursor"));if(o.style.left=r.left+"px",o.style.top=r.top+"px",o.style.height=l(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var i=n.appendChild(c("div","\xA0","CodeMirror-cursor 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C=(g?v:k)&&S,T=(g?k:v)&&w,_=C?h:(y?b:x).left,E=T?m:(y?x:b).right;o(_,b.top,E-_,b.bottom)}else{var A,I,N,L;y?(A=g&&v&&S?h:b.left,I=g?m:i(e,l,"before"),N=g?h:i(t,l,"after"),L=g&&k&&w?m:x.right):(A=g?i(e,l,"before"):h,I=!g&&v&&S?m:b.right,N=!g&&k&&w?h:x.left,L=g?i(t,l,"after"):m),o(A,b.top,I-A,b.bottom),b.bottom<x.top&&o(h,b.bottom,null,x.top),o(N,x.top,L-N,x.bottom)}(!u||0>zn(b,u))&&(u=b),0>zn(x,u)&&(u=x),(!f||0>zn(b,f))&&(f=b),0>zn(x,f)&&(f=x)}),{start:u,end:f}}var s=e.display,d=e.doc,p=document.createDocumentFragment(),u=Gt(e.display),h=u.left,m=l(s.sizerWidth,Qt(e)-s.sizer.offsetLeft)-u.right,g="ltr"==d.direction,f=t.from(),y=t.to();if(f.line==y.line)i(f.line,f.ch,y.ch);else{var b=R(d,f.line),x=R(d,y.line),v=ke(b)==ke(x),k=i(f.line,f.ch,v?b.text.length+1:null).end,S=i(y.line,v?0:null,y.ch).start;v&&(k.top<S.top-2?(o(k.right,k.top,null,k.bottom),o(h,S.top,S.left,S.bottom)):o(k.right,k.top,S.left-k.right,k.bottom)),k.bottom<S.top&&o(h,k.bottom,null,S.top)}n.appendChild(p)}function qn(e){if(e.state.focused){var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",0<e.options.cursorBlinkRate?t.blinker=setInterval(function(){return t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):0>e.options.cursorBlinkRate&&(t.cursorDiv.style.visibility="hidden")}}function Vn(e){e.state.focused||(e.display.input.focus(),Hn(e))}function Wn(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Kn(e))},100)}function Hn(t,n){t.state.delayingBlurEvent&&(t.state.delayingBlurEvent=!1),"nocursor"==t.options.readOnly||(!t.state.focused&&(Pe(t,"focus",t,n),t.state.focused=!0,g(t.display.wrapper,"CodeMirror-focused"),!t.curOp&&t.display.selForContextMenu!=t.doc.sel&&(t.display.input.reset(),Ii&&setTimeout(function(){return t.display.input.reset(!0)},20)),t.display.input.receivedFocus()),qn(t))}function Kn(t,n){t.state.delayingBlurEvent||(t.state.focused&&(Pe(t,"blur",t,n),t.state.focused=!1,Hi(t.display.wrapper,"CodeMirror-focused")),clearInterval(t.display.blinker),setTimeout(function(){t.state.focused||(t.display.shift=!1)},150))}function Gn(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var o=t.view[r],i=void 0;if(!o.hidden){if(Ei&&8>Ai){var s=o.node.offsetTop+o.node.offsetHeight;i=s-n,n=s}else{var l=o.node.getBoundingClientRect();i=l.bottom-l.top}var d=o.line.height-i;if(2>i&&(i=In(t)),(.005<d||-.005>d)&&(F(o.line,i),Xn(o.line),o.rest))for(var p=0;p<o.rest.length;p++)Xn(o.rest[p])}}}function Xn(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t){var n=e.widgets[t],r=n.node.parentNode;r&&(n.height=r.offsetHeight)}}function Qn(e,t,n){var r=n&&null!=n.top?l(0,n.top):e.scroller.scrollTop;r=o(r-Ht(e));var i=n&&null!=n.bottom?n.bottom:r+e.wrapper.clientHeight,d=z(t,r),p=z(t,i);if(n&&n.ensure){var c=n.ensure.from.line,u=n.ensure.to.line;c<d?(d=c,p=z(t,Ae(R(t,c))+e.wrapper.clientHeight)):s(u,t.lastLine())>=p&&(d=z(t,Ae(R(t,u))-e.wrapper.clientHeight),p=u)}return{from:d,to:l(p,d+1)}}function Yn(e){var t=e.display,n=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var r=On(t)-t.scroller.scrollLeft+e.doc.scrollLeft,o=t.gutters.offsetWidth,s=r+"px",l=0;l<n.length;l++)if(!n[l].hidden){e.options.fixedGutter&&(n[l].gutter&&(n[l].gutter.style.left=s),n[l].gutterBackground&&(n[l].gutterBackground.style.left=s));var i=n[l].alignable;if(i)for(var d=0;d<i.length;d++)i[d].style.left=s}e.options.fixedGutter&&(t.gutters.style.left=r+o+"px")}}function Jn(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=q(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var o=r.measure.appendChild(c("div",[c("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),i=o.firstChild.offsetWidth,s=o.offsetWidth-i;return r.lineGutter.style.width="",r.lineNumInnerWidth=l(i,r.lineGutter.offsetWidth-s)+1,r.lineNumWidth=r.lineNumInnerWidth+s,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",qr(e),!0}return!1}function $n(e,t){if(!Be(e,"scrollCursorIntoView")){var n=e.display,r=n.sizer.getBoundingClientRect(),o=null;if(0>t.top+r.top?o=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(o=!1),null!=o&&!Ri){var i=c("div","\u200B",null,"position: absolute;\n top: "+(t.top-n.viewOffset-Ht(e.display))+"px;\n height: "+(t.bottom-t.top+Xt(e)+n.barHeight)+"px;\n left: "+t.left+"px; width: "+l(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(i),i.scrollIntoView(o),e.display.lineSpace.removeChild(i)}}}function Zn(e,t,r,o){null==o&&(o=0);var i;e.options.lineWrapping||t!=r||(t=t.ch?V(t.line,"before"==t.sticky?t.ch-1:t.ch,"after"):t,r="before"==t.sticky?V(t.line,t.ch+1,"before"):t);for(var d=0;5>d;d++){var p=!1,c=xn(e,t),u=r&&r!=t?xn(e,r):c;i={left:s(c.left,u.left),top:s(c.top,u.top)-o,right:l(c.left,u.left),bottom:l(c.bottom,u.bottom)+o};var h=tr(e,i),m=e.doc.scrollTop,g=e.doc.scrollLeft;if(null!=h.scrollTop&&(lr(e,h.scrollTop),1<n(e.doc.scrollTop-m)&&(p=!0)),null!=h.scrollLeft&&(pr(e,h.scrollLeft),1<n(e.doc.scrollLeft-g)&&(p=!0)),!p)break}return i}function er(e,t){var n=tr(e,t);null!=n.scrollTop&&lr(e,n.scrollTop),null!=n.scrollLeft&&pr(e,n.scrollLeft)}function tr(e,t){var n=e.display,r=In(e.display);0>t.top&&(t.top=0);var o=e.curOp&&null!=e.curOp.scrollTop?e.curOp.scrollTop:n.scroller.scrollTop,i=Yt(e),d={};t.bottom-t.top>i&&(t.bottom=t.top+i);var p=e.doc.height+Kt(n),c=t.top<r,u=t.bottom>p-r;if(t.top<o)d.scrollTop=c?0:t.top;else if(t.bottom>o+i){var h=s(t.top,(u?p:t.bottom)-i);h!=o&&(d.scrollTop=h)}var m=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:n.scroller.scrollLeft,g=Qt(e)-(e.options.fixedGutter?n.gutters.offsetWidth:0),f=t.right-t.left>g;return f&&(t.right=t.left+g),10>t.left?d.scrollLeft=0:t.left<m?d.scrollLeft=l(0,t.left-(f?0:10)):t.right>g+m-3&&(d.scrollLeft=t.right+(f?0:10)-g),d}function nr(e,t){null==t||(ir(e),e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+t)}function rr(e){ir(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function or(e,t,n){(null!=t||null!=n)&&ir(e),null!=t&&(e.curOp.scrollLeft=t),null!=n&&(e.curOp.scrollTop=n)}function ar(e,t){ir(e),e.curOp.scrollToPos=t}function ir(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=vn(e,t.from),r=vn(e,t.to);sr(e,n,r,t.margin)}}function sr(e,t,n,r){var o=tr(e,{left:s(t.left,n.left),top:s(t.top,n.top)-r,right:l(t.right,n.right),bottom:l(t.bottom,n.bottom)+r});or(e,o.scrollLeft,o.scrollTop)}function lr(e,t){2>n(e.doc.scrollTop-t)||(!wi&&zr(e,{top:t}),dr(e,t,!0),wi&&zr(e),Mr(e,100))}function dr(e,t,n){t=s(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t),(e.display.scroller.scrollTop!=t||n)&&(e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t))}function pr(e,t,r,o){t=s(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth),(r?t==e.doc.scrollLeft:2>n(e.doc.scrollLeft-t))&&!o||(e.doc.scrollLeft=t,Yn(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function cr(e){var t=e.display,n=t.gutters.offsetWidth,o=r(e.doc.height+Kt(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:o,scrollHeight:o+Xt(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}function ur(e,t){t||(t=cr(e));var n=e.display.barWidth,r=e.display.barHeight;hr(e,t);for(var o=0;4>o&&n!=e.display.barWidth||r!=e.display.barHeight;o++)n!=e.display.barWidth&&e.options.lineWrapping&&Gn(e),hr(e,cr(e)),n=e.display.barWidth,r=e.display.barHeight}function hr(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}function mr(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&Hi(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new Ls[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),ls(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){"horizontal"==n?pr(e,t):lr(e,t)},e),e.display.scrollbars.addClass&&g(e.display.wrapper,e.display.scrollbars.addClass)}function gr(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Os},_t(e.curOp)}function fr(e){var t=e.curOp;At(t,function(e){for(var t=0;t<e.ops.length;t++)e.ops[t].cm.curOp=null;yr(e)})}function yr(e){for(var t=e.ops,n=0;n<t.length;n++)br(t[n]);for(var r=0;r<t.length;r++)xr(t[r]);for(var o=0;o<t.length;o++)vr(t[o]);for(var i=0;i<t.length;i++)kr(t[i]);for(var s=0;s<t.length;s++)Sr(t[s])}function br(e){var t=e.cm,n=t.display;Rr(t),e.updateMaxLine&&Ne(t),e.mustUpdate=e.viewChanged||e.forceUpdate||null!=e.scrollTop||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Ms(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function xr(e){e.updatedDisplay=e.mustUpdate&&Fr(e.cm,e.update)}function vr(e){var t=e.cm,n=t.display;e.updatedDisplay&&Gn(t),e.barMeasure=cr(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=en(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=l(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Xt(t)+t.display.barWidth),e.maxScrollLeft=l(0,n.sizer.offsetLeft+e.adjustWidthTo-Qt(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function kr(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&pr(t,s(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==m();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&ur(t,e.barMeasure),e.updatedDisplay&&Vr(t,e.barMeasure),e.selectionChanged&&qn(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&Vn(e.cm)}function Sr(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Ur(t,e.update),null!=n.wheelStartX&&(null!=e.scrollTop||null!=e.scrollLeft||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),null!=e.scrollTop&&dr(t,e.scrollTop,e.forceScroll),null!=e.scrollLeft&&pr(t,e.scrollLeft,!0,!0),e.scrollToPos){var o=Zn(t,Y(r,e.scrollToPos.from),Y(r,e.scrollToPos.to),e.scrollToPos.margin);$n(t,o)}var s=e.maybeHiddenMarkers,l=e.maybeUnhiddenMarkers;if(s)for(var d=0;d<s.length;++d)s[d].lines.length||Pe(s[d],"hide");if(l)for(var i=0;i<l.length;++i)l[i].lines.length&&Pe(l[i],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Pe(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function wr(e,t){if(e.curOp)return t();gr(e);try{return t()}finally{fr(e)}}function Cr(e,t){return function(){if(e.curOp)return t.apply(e,arguments);gr(e);try{return t.apply(e,arguments)}finally{fr(e)}}}function Tr(e){return function(){if(this.curOp)return e.apply(this,arguments);gr(this);try{return e.apply(this,arguments)}finally{fr(this)}}}function _r(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);gr(t);try{return e.apply(this,arguments)}finally{fr(t)}}}function Er(e,t,n,r){null==t&&(t=e.doc.first),null==n&&(n=e.doc.first+e.doc.size),r||(r=0);var o=e.display;if(r&&n<o.viewTo&&(null==o.updateLineNumbers||o.updateLineNumbers>t)&&(o.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=o.viewTo)os&&Ce(e.doc,t)<o.viewTo&&Ir(e);else if(n<=o.viewFrom)os&&Te(e.doc,n+r)>o.viewFrom?Ir(e):(o.viewFrom+=r,o.viewTo+=r);else if(t<=o.viewFrom&&n>=o.viewTo)Ir(e);else if(t<=o.viewFrom){var i=Nr(e,n,n+r,1);i?(o.view=o.view.slice(i.index),o.viewFrom=i.lineN,o.viewTo+=r):Ir(e)}else if(n>=o.viewTo){var s=Nr(e,t,t,-1);s?(o.view=o.view.slice(0,s.index),o.viewTo=s.lineN):Ir(e)}else{var l=Nr(e,t,t,-1),d=Nr(e,n,n+r,1);l&&d?(o.view=o.view.slice(0,l.index).concat(Tt(e,l.lineN,d.lineN)).concat(o.view.slice(d.index)),o.viewTo+=r):Ir(e)}var p=o.externalMeasured;p&&(n<p.lineN?p.lineN+=r:t<p.lineN+p.size&&(o.externalMeasured=null))}function Ar(e,t,n){e.curOp.viewChanged=!0;var r=e.display,o=e.display.externalMeasured;if(o&&t>=o.lineN&&t<o.lineN+o.size&&(r.externalMeasured=null),!(t<r.viewFrom||t>=r.viewTo)){var i=r.view[Pn(e,t)];if(null!=i.node){var s=i.changes||(i.changes=[]);-1==x(s,n)&&s.push(n)}}}function Ir(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Nr(e,t,r,o){var s=Pn(e,t),l=e.display.view,d;if(!os||r==e.doc.first+e.doc.size)return{index:s,lineN:r};for(var p=e.display.viewFrom,n=0;n<s;n++)p+=l[n].size;if(p!=t){if(0<o){if(s==l.length-1)return null;d=p+l[s].size-t,s++}else d=p-t;t+=d,r+=d}for(;Ce(e.doc,r)!=r;){if(s==(0>o?0:l.length-1))return null;r+=o*l[s-(0>o?1:0)].size,s+=o}return{index:s,lineN:r}}function Lr(e,t,n){var r=e.display,o=r.view;0==o.length||t>=r.viewTo||n<=r.viewFrom?(r.view=Tt(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Tt(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(Pn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Tt(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,Pn(e,n)))),r.viewTo=n}function Or(e){for(var t=e.display.view,n=0,r=0,o;r<t.length;r++)o=t[r],o.hidden||o.node&&!o.changes||++n;return n}function Mr(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,y(Dr,e))}function Dr(e){var t=e.doc;if(!(t.highlightFrontier>=e.display.viewTo)){var n=+new Date+e.options.workTime,r=at(e,t.highlightFrontier),o=[];t.iter(r.line,s(t.first+t.size,e.display.viewTo+500),function(s){if(r.line>=e.display.viewFrom){var l=s.styles,d=s.text.length>e.options.maxHighlightLength?et(t.mode,r.state):null,p=rt(e,s,r,!0);d&&(r.state=d),s.styles=p.styles;var c=s.styleClasses,u=p.classes;u?s.styleClasses=u:c&&(s.styleClasses=null);for(var h=!l||l.length!=s.styles.length||c!=u&&(!c||!u||c.bgClass!=u.bgClass||c.textClass!=u.textClass),m=0;!h&&m<l.length;++m)h=l[m]!=s.styles[m];h&&o.push(r.line),s.stateAfter=r.save(),r.nextLine()}else s.text.length<=e.options.maxHighlightLength&&it(e,s.text,r),s.stateAfter=0==r.line%5?r.save():null,r.nextLine();return+new Date>n?(Mr(e,e.options.workDelay),!0):void 0}),t.highlightFrontier=r.line,t.modeFrontier=l(t.modeFrontier,r.line),o.length&&wr(e,function(){for(var t=0;t<o.length;t++)Ar(e,o[t],"text")})}}function Rr(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Xt(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Xt(e)+"px",t.scrollbarsClipped=!0)}function Pr(e){if(e.hasFocus())return null;var t=m();if(!t||!h(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&h(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function Br(e){if(e&&e.activeElt&&e.activeElt!=m()&&(e.activeElt.focus(),e.anchorNode&&h(document.body,e.anchorNode)&&h(document.body,e.focusNode))){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function Fr(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Ir(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==Or(e))return!1;Jn(e)&&(Ir(e),t.dims=Ln(e));var o=r.first+r.size,i=l(t.visible.from-e.options.viewportMargin,r.first),p=s(o,t.visible.to+e.options.viewportMargin);n.viewFrom<i&&20>i-n.viewFrom&&(i=l(r.first,n.viewFrom)),n.viewTo>p&&20>n.viewTo-p&&(p=s(o,n.viewTo)),os&&(i=Ce(e.doc,i),p=Te(e.doc,p));var c=i!=n.viewFrom||p!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Lr(e,i,p),n.viewOffset=Ae(R(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var u=Or(e);if(!c&&0==u&&!t.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var h=Pr(e);return 4<u&&(n.lineDiv.style.display="none"),jr(e,n.updateLineNumbers,t.dims),4<u&&(n.lineDiv.style.display=""),n.renderedView=n.view,Br(h),d(n.cursorDiv),d(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,c&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,Mr(e,400)),n.updateLineNumbers=null,!0}function Ur(e,t){for(var n=t.viewport,r=!0;;r=!1){if((!r||!e.options.lineWrapping||t.oldDisplayWidth==Qt(e))&&(n&&null!=n.top&&(n={top:s(e.doc.height+Kt(e.display)-Yt(e),n.top)}),t.visible=Qn(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo))break;if(!Fr(e,t))break;Gn(e);var o=cr(e);Bn(e),ur(e,o),Vr(e,o),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function zr(e,t){var n=new Ms(e,t);if(Fr(e,n)){Gn(e),Ur(e,n);var r=cr(e);Bn(e),ur(e,r),Vr(e,r),n.finish()}}function jr(e,t,n){function r(t){var n=t.nextSibling;return Ii&&Ui&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),n}for(var o=e.display,s=e.options.lineNumbers,l=o.lineDiv,p=l.firstChild,c=o.view,u=o.viewFrom,h=0,i;h<c.length;h++){if(i=c[h],i.hidden);else if(!i.node||i.node.parentNode!=l){var m=Ut(e,i,u,n);l.insertBefore(m,p)}else{for(;p!=i.node;)p=r(p);var g=s&&null!=t&&t<=u&&i.lineNumber;i.changes&&(-1<x(i.changes,"gutter")&&(g=!1),Lt(e,i,u,n)),g&&(d(i.lineNumber),i.lineNumber.appendChild(document.createTextNode(q(e.options,u)))),p=i.node.nextSibling}u+=i.size}for(;p;)p=r(p)}function qr(e){var t=e.display.gutters.offsetWidth;e.display.sizer.style.marginLeft=t+"px"}function Vr(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Xt(e)+"px"}function Wr(e){var t=e.display.gutters,n=e.options.gutters;d(t);for(var r=0;r<n.length;++r){var o=n[r],i=t.appendChild(c("div",null,"CodeMirror-gutter "+o));"CodeMirror-linenumbers"==o&&(e.display.lineGutter=i,i.style.width=(e.display.lineNumWidth||1)+"px")}t.style.display=r?"":"none",qr(e)}function Hr(e){var t=x(e.gutters,"CodeMirror-linenumbers");-1==t&&e.lineNumbers?e.gutters=e.gutters.concat(["CodeMirror-linenumbers"]):-1<t&&!e.lineNumbers&&(e.gutters=e.gutters.slice(0),e.gutters.splice(t,1))}function Kr(t){var e=t.wheelDeltaX,n=t.wheelDeltaY;return null==e&&t.detail&&t.axis==t.HORIZONTAL_AXIS&&(e=t.detail),null==n&&t.detail&&t.axis==t.VERTICAL_AXIS?n=t.detail:null==n&&(n=t.wheelDelta),{x:e,y:n}}function Gr(t){var e=Kr(t);return e.x*=Rs,e.y*=Rs,e}function Xr(t,n){var e=Kr(n),r=e.x,o=e.y,d=t.display,p=d.scroller,c=p.scrollWidth>p.clientWidth,u=p.scrollHeight>p.clientHeight;if(r&&c||o&&u){if(o&&Ui&&Ii)outer:for(var h=n.target,m=d.view;h!=p;h=h.parentNode)for(var g=0;g<m.length;g++)if(m[g].node==h){t.display.currentWheelTarget=h;break outer}if(r&&!wi&&!Oi&&null!=Rs)return o&&u&&lr(t,l(0,p.scrollTop+o*Rs)),pr(t,l(0,p.scrollLeft+r*Rs)),(!o||o&&u)&&je(n),void(d.wheelStartX=null);if(o&&null!=Rs){var i=o*Rs,f=t.doc.scrollTop,y=f+d.wrapper.clientHeight;0>i?f=l(0,f+i-50):y=s(t.doc.height,y+i+50),zr(t,{top:f,bottom:y})}20>Ds&&(null==d.wheelStartX?(d.wheelStartX=p.scrollLeft,d.wheelStartY=p.scrollTop,d.wheelDX=r,d.wheelDY=o,setTimeout(function(){if(null!=d.wheelStartX){var e=p.scrollLeft-d.wheelStartX,t=p.scrollTop-d.wheelStartY,n=t&&d.wheelDY&&t/d.wheelDY||e&&d.wheelDX&&e/d.wheelDX;d.wheelStartX=d.wheelStartY=null,n&&(Rs=(Rs*Ds+n)/(Ds+1),++Ds)}},200)):(d.wheelDX+=r,d.wheelDY+=o))}}function Qr(e,t){var n=e[t];e.sort(function(e,t){return W(e.from(),t.from())}),t=x(e,n);for(var r=1;r<e.length;r++){var o=e[r],i=e[r-1];if(0<=W(i.to(),o.from())){var s=X(i.from(),o.from()),l=G(i.to(),o.to()),d=i.empty()?o.from()==o.head:i.from()==i.head;r<=t&&--t,e.splice(--r,2,new Bs(d?l:s,d?s:l))}}return new Ps(e,t)}function Yr(e,t){return new Ps([new Bs(e,t||e)],0)}function Jr(e){return e.text?V(e.from.line+e.text.length-1,w(e.text).length+(1==e.text.length?e.from.ch:0)):e.to}function $r(e,t){if(0>W(e,t.from))return e;if(0>=W(e,t.to))return Jr(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Jr(t).ch-t.to.ch),V(n,r)}function Zr(e,t){for(var n=[],r=0,o;r<e.sel.ranges.length;r++)o=e.sel.ranges[r],n.push(new Bs($r(o.anchor,t),$r(o.head,t)));return Qr(n,e.sel.primIndex)}function eo(e,t,n){return e.line==t.line?V(n.line,e.ch-t.ch+n.ch):V(n.line+(e.line-t.line),e.ch)}function to(e,t,n){for(var r=[],o=V(e.first,0),s=o,l=0;l<t.length;l++){var i=t[l],d=eo(i.from,o,s),p=eo(Jr(i),o,s);if(o=i.to,s=p,"around"==n){var c=e.sel.ranges[l],u=0>W(c.head,c.anchor);r[l]=new Bs(u?p:d,u?d:p)}else r[l]=new Bs(d,d)}return new Ps(r,e.sel.primIndex)}function no(e){e.doc.mode=$e(e.options,e.doc.modeOption),ro(e)}function ro(e){e.doc.iter(function(e){e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null)}),e.doc.modeFrontier=e.doc.highlightFrontier=e.doc.first,Mr(e,100),e.state.modeGen++,e.curOp&&Er(e)}function oo(e,t){return 0==t.from.ch&&0==t.to.ch&&""==w(t.text)&&(!e.cm||e.cm.options.wholeLineUpdateBefore)}function ao(e,t,r,n){function o(e){return r?r[e]:null}function i(e,r,o){mt(e,r,o,n),It(e,"change",e,t)}function s(e,t){for(var r=[],s=e;s<t;++s)r.push(new Ss(p[s],o(s),n));return r}var l=t.from,d=t.to,p=t.text,c=R(e,l.line),u=R(e,d.line),h=w(p),m=o(p.length-1),g=d.line-l.line;if(t.full)e.insert(0,s(0,p.length)),e.remove(p.length,e.size-p.length);else if(oo(e,t)){var f=s(0,p.length-1);i(u,u.text,m),g&&e.remove(l.line,g),f.length&&e.insert(l.line,f)}else if(c==u){if(1==p.length)i(c,c.text.slice(0,l.ch)+h+c.text.slice(d.ch),m);else{var y=s(1,p.length-1);y.push(new Ss(h+c.text.slice(d.ch),m,n)),i(c,c.text.slice(0,l.ch)+p[0],o(0)),e.insert(l.line+1,y)}}else if(1==p.length)i(c,c.text.slice(0,l.ch)+p[0]+u.text.slice(d.ch),o(0)),e.remove(l.line+1,g);else{i(c,c.text.slice(0,l.ch)+p[0],o(0)),i(u,h+u.text.slice(d.ch),m);var b=s(1,p.length-1);1<g&&e.remove(l.line+1,g-1),e.insert(l.line+1,b)}It(e,"change",e,t)}function io(e,t,n){function r(e,o,s){if(e.linked)for(var l=0,i;l<e.linked.length;++l)if(i=e.linked[l],i.doc!=o){var d=s&&i.sharedHist;(!n||d)&&(t(i.doc,d),r(i.doc,e,d))}}r(e,null,!0)}function so(e,t){if(t.cm)throw new Error("This document is already in use.");e.doc=t,t.cm=e,Dn(e),no(e),lo(e),e.options.lineWrapping||Ne(e),e.options.mode=t.modeOption,Er(e)}function lo(e){("rtl"==e.doc.direction?g:Hi)(e.display.lineDiv,"CodeMirror-rtl")}function po(e){wr(e,function(){lo(e),Er(e)})}function co(e){this.done=[],this.undone=[],this.undoDepth=Infinity,this.lastModTime=this.lastSelTime=0,this.lastOp=this.lastSelOp=null,this.lastOrigin=this.lastSelOrigin=null,this.generation=this.maxGeneration=e||1}function uo(e,t){var n={from:K(t.from),to:Jr(t),text:P(e,t.from,t.to)};return xo(e,n,t.from.line,t.to.line+1),io(e,function(e){return xo(e,n,t.from.line,t.to.line+1)},!0),n}function ho(e){for(;e.length;){var t=w(e);if(t.ranges)e.pop();else break}}function mo(e,t){return t?(ho(e.done),w(e.done)):e.done.length&&!w(e.done).ranges?w(e.done):1<e.done.length&&!e.done[e.done.length-2].ranges?(e.done.pop(),w(e.done)):void 0}function go(e,t,n,r){var o=e.history;o.undone.length=0;var i=+new Date,s,l;if((o.lastOp==r||o.lastOrigin==t.origin&&t.origin&&("+"==t.origin.charAt(0)&&o.lastModTime>i-(e.cm?e.cm.options.historyEventDelay:500)||"*"==t.origin.charAt(0)))&&(s=mo(o,o.lastOp==r)))l=w(s.changes),0==W(t.from,t.to)&&0==W(t.from,l.to)?l.to=Jr(t):s.changes.push(uo(e,t));else{var 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d=t.line,p=e.cm,c;if(e.iter(d,n.line+1,function(e){p&&s.collapsed&&!p.options.lineWrapping&&ke(e)==p.display.maxLine&&(c=!0),s.collapsed&&d!=t.line&&F(e,0),oe(e,new te(s,d==t.line?t.ch:null,d==n.line?n.ch:null)),++d}),s.collapsed&&e.iter(t.line,n.line+1,function(t){_e(e,t)&&F(t,0)}),s.clearOnEnter&&ls(s,"beforeCursorEnter",function(){return s.clear()}),s.readOnly&&(Z(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),s.collapsed&&(s.id=++Us,s.atomic=!0),p){if(c&&(p.curOp.updateMaxLine=!0),s.collapsed)Er(p,t.line,n.line+1);else if(s.className||s.title||s.startStyle||s.endStyle||s.css)for(var h=t.line;h<=n.line;h++)Ar(p,h,"text");s.atomic&&Do(p.doc),It(p,"markerAdded",p,s)}return s}function ra(e,t,n,r,o){r=b(r),r.shared=!1;var s=[na(e,t,n,r,o)],l=s[0],d=r.widgetNode;return io(e,function(e){d&&(r.widgetNode=d.cloneNode(!0)),s.push(na(e,Y(e,t),Y(e,n),r,o));for(var p=0;p<e.linked.length;++p)if(e.linked[p].isParent)return;l=w(s)}),new js(s,l)}function oa(e){return 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h=i[d+(p?-1:0)],m=p==(1==h.level),g=m?h.from:h.to,f=m?"after":"before";return n.ch==g&&n.sticky==f?t:new Bs(new V(n.line,g,f),r)}function Qa(t,n,e,r){var s,l;if(n.touches)s=n.touches[0].clientX,l=n.touches[0].clientY;else try{s=n.clientX,l=n.clientY}catch(t){return!1}if(s>=o(t.display.gutters.getBoundingClientRect().right))return!1;r&&je(n);var d=t.display,p=d.lineDiv.getBoundingClientRect();if(l>p.bottom||!Ue(t,e))return Ve(n);l-=p.top-d.viewOffset;for(var c=0,i;c<t.options.gutters.length;++c)if(i=d.gutters.childNodes[c],i&&i.getBoundingClientRect().right>=s){var u=z(t.doc,l),h=t.options.gutters[c];return Pe(t,e,t,u,h,n),Ve(n)}}function Ya(t,n){return Qa(t,n,"gutterClick",!0)}function Ja(t,n){Wt(t.display,n)||$a(t,n)||Be(t,n,"contextmenu")||t.display.input.onContextMenu(n)}function $a(t,n){return!!Ue(t,"gutterContextMenu")&&Qa(t,n,"gutterContextMenu",!1)}function 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e=i.activeTouch;if(e&&!Wt(i,r)&&null!=e.left&&!e.moved&&300>new Date-e.start){var s=t.coordsChar(i.activeTouch,"page"),l;l=!e.prev||o(e,e.prev)?new Bs(s,s):!e.prev.prev||o(e,e.prev.prev)?t.findWordAt(s):new Bs(V(s.line,0),Y(t.doc,V(s.line+1,0))),t.setSelection(l.anchor,l.head),t.focus(),je(r)}n()}),ls(i.scroller,"touchcancel",n),ls(i.scroller,"scroll",function(){i.scroller.clientHeight&&(lr(t,i.scroller.scrollTop),pr(t,i.scroller.scrollLeft,!0),Pe(t,"scroll",t))}),ls(i.scroller,"mousewheel",function(n){return Xr(t,n)}),ls(i.scroller,"DOMMouseScroll",function(n){return Xr(t,n)}),ls(i.wrapper,"scroll",function(){return i.wrapper.scrollTop=i.wrapper.scrollLeft=0}),i.dragFunctions={enter:function(n){Be(t,n)||We(n)},over:function(n){Be(t,n)||(da(t,n),We(n))},start:function(n){return la(t,n)},drop:Cr(t,sa),leave:function(n){Be(t,n)||pa(t)}};var e=i.input.getField();ls(e,"keyup",function(n){return 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ii(e){sl=e}function si(e,t,n,r,o){var l=e.doc;e.display.shift=!1,r||(r=l.sel);var d=e.state.pasteIncoming||"paste"==o,p=ds(t),c=null;if(d&&1<r.ranges.length)if(!(sl&&sl.text.join("\n")==t))p.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(c=C(p,function(e){return[e]}));else if(0==r.ranges.length%sl.text.length){c=[];for(var u=0;u<sl.text.length;u++)c.push(l.splitLines(sl.text[u]))}for(var i=r.ranges.length-1,h;0<=i;i--){var m=r.ranges[i],g=m.from(),f=m.to();m.empty()&&(n&&0<n?g=V(g.line,g.ch-n):e.state.overwrite&&!d?f=V(f.line,s(R(l,f.line).text.length,f.ch+w(p).length)):sl&&sl.lineWise&&sl.text.join("\n")==t&&(g=f=V(g.line,0))),h=e.curOp.updateInput;var y={from:g,to:f,text:c?c[i%c.length]:p,origin:o||(d?"paste":e.state.cutIncoming?"cut":"+input")};jo(e.doc,y),It(e,"inputRead",e,y)}t&&!d&&di(e,t),rr(e),e.curOp.updateInput=h,e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=!1}function li(t,e){var n=t.clipboardData&&t.clipboardData.getData("Text");if(n)return t.preventDefault(),e.isReadOnly()||e.options.disableInput||wr(e,function(){return si(e,n,0,null,"paste")}),!0}function di(e,t){if(e.options.electricChars&&e.options.smartIndent)for(var n=e.doc.sel,r=n.ranges.length-1,o;0<=r;r--)if(o=n.ranges[r],!(100<o.head.ch||r&&n.ranges[r-1].head.line==o.head.line)){var i=e.getModeAt(o.head),s=!1;if(i.electricChars){for(var l=0;l<i.electricChars.length;l++)if(-1<t.indexOf(i.electricChars.charAt(l))){s=ai(e,o.head.line,"smart");break}}else i.electricInput&&i.electricInput.test(R(e.doc,o.head.line).text.slice(0,o.head.ch))&&(s=ai(e,o.head.line,"smart"));s&&It(e,"electricInput",e,o.head.line)}}function pi(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var o=e.doc.sel.ranges[r].head.line,i={anchor:V(o,0),head:V(o+1,0)};n.push(i),t.push(e.getRange(i.anchor,i.head))}return{text:t,ranges:n}}function ci(e,t){e.setAttribute("autocorrect","off"),e.setAttribute("autocapitalize","off"),e.setAttribute("spellcheck",!!t)}function ui(){var e=c("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=c("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return Ii?e.style.width="1000px":e.setAttribute("wrap","off"),Pi&&(e.style.border="1px solid black"),ci(e),t}function hi(e,t,n,r,o){function i(){var r=t.line+n;return r<e.first||r>=e.first+e.size?!1:(t=new V(r,t.ch,t.sticky),p=R(e,r))}function s(r){var s;if(s=o?_a(e.cm,p,t,n):Ca(p,t,n),null!=s)t=s;else if(!r&&i())t=Ta(o,e.cm,p,t.line,n);else return!1;return!0}var l=t,d=n,p=R(e,t.line);if("char"==r)s();else if("column"==r)s(!0);else if("word"==r||"group"==r)for(var c=null,u="group"==r,h=e.cm&&e.cm.getHelper(t,"wordChars"),m=!0;;m=!1){if(0>n&&!s(!m))break;var g=p.text.charAt(t.ch)||"\n",f=I(g,h)?"w":u&&"\n"==g?"n":!u||/\s/.test(g)?null:"p";if(!u||m||f||(f="s"),c&&c!=f){0>n&&(n=1,s(),t.sticky="after");break}if(f&&(c=f),0<n&&!s(!m))break}var y=Bo(e,t,l,d,!0);return 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Zo(e.children);r.parent=e,e.children=[r,n],e=r}else{e.size-=n.size,e.height-=n.height;var o=x(e.parent.children,e);e.parent.children.splice(o+1,0,n)}n.parent=e.parent}while(10<e.children.length);e.parent.maybeSpill()}},iterN:function(e,t,n){for(var r=this,o=0;o<this.children.length;++o){var i=r.children[o],l=i.chunkSize();if(e<l){var d=s(t,l-e);if(i.iterN(e,d,n))return!0;if(0==(t-=d))break;e=0}else e-=l}}};var Fs=function(e,t,n){var r=this;if(n)for(var o in n)n.hasOwnProperty(o)&&(r[o]=n[o]);this.doc=e,this.node=t};Fs.prototype.clear=function(){var e=this,t=this.doc.cm,n=this.line.widgets,r=this.line,o=U(r);if(null!=o&&n){for(var s=0;s<n.length;++s)n[s]==e&&n.splice(s--,1);n.length||(r.widgets=null);var i=Vt(this);F(r,l(0,r.height-i)),t&&(wr(t,function(){ea(t,r,-i),Ar(t,o,"widget")}),It(t,"lineWidgetCleared",t,this,o))}},Fs.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var o=Vt(this)-t;o&&(F(r,r.height+o),n&&wr(n,function(){n.curOp.forceUpdate=!0,ea(n,r,o),It(n,"lineWidgetChanged",n,e,U(r))}))},ze(Fs);var Us=0,zs=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++Us};zs.prototype.clear=function(){var e=this;if(!this.explicitlyCleared){var t=this.doc.cm,n=t&&!t.curOp;if(n&&gr(t),Ue(this,"clear")){var r=this.find();r&&It(this,"clear",r.from,r.to)}for(var o=null,s=null,l=0;l<this.lines.length;++l){var i=e.lines[l],d=ne(i.markedSpans,e);t&&!e.collapsed?Ar(t,U(i),"text"):t&&(null!=d.to&&(s=U(i)),null!=d.from&&(o=U(i))),i.markedSpans=re(i.markedSpans,d),null==d.from&&e.collapsed&&!_e(e.doc,i)&&t&&F(i,In(t.display))}if(t&&this.collapsed&&!t.options.lineWrapping)for(var p=0;p<this.lines.length;++p){var c=ke(e.lines[p]),u=Ie(c);u>t.display.maxLineLength&&(t.display.maxLine=c,t.display.maxLineLength=u,t.display.maxLineChanged=!0)}null!=o&&t&&this.collapsed&&Er(t,o,s+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,t&&Do(t.doc)),t&&It(t,"markerCleared",t,this,o,s),n&&fr(t),this.parent&&this.parent.clear()}},zs.prototype.find=function(e,t){var n=this;null==e&&"bookmark"==this.type&&(e=1);for(var r=0,o,i;r<this.lines.length;++r){var s=n.lines[r],l=ne(s.markedSpans,n);if(null!=l.from&&(o=V(t?s:U(s),l.from),-1==e))return o;if(null!=l.to&&(i=V(t?s:U(s),l.to),1==e))return i}return o&&{from:o,to:i}},zs.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;t&&r&&wr(r,function(){var o=t.line,i=U(t.line),s=tn(r,i);if(s&&(pn(s),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!_e(n.doc,o)&&null!=n.height){var l=n.height;n.height=null;var d=Vt(n)-l;d&&F(o,o.height+d)}It(r,"markerChanged",r,e)})},zs.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;t.maybeHiddenMarkers&&-1!=x(t.maybeHiddenMarkers,this)||(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},zs.prototype.detachLine=function(e){if(this.lines.splice(x(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},ze(zs);var js=function(e,t){var n=this;this.markers=e,this.primary=t;for(var r=0;r<e.length;++r)e[r].parent=n};js.prototype.clear=function(){var e=this;if(!this.explicitlyCleared){this.explicitlyCleared=!0;for(var t=0;t<this.markers.length;++t)e.markers[t].clear();It(this,"clear")}},js.prototype.find=function(e,t){return this.primary.find(e,t)},ze(js);var qs=0,Vs=function e(t,n,r,o,i){if(!(this instanceof e))return new e(t,n,r,o,i);null==r&&(r=0),Zo.call(this,[new $o([new Ss("",null)])]),this.first=r,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=r;var s=V(r,0);this.sel=Yr(s),this.history=new co(null),this.id=++qs,this.modeOption=n,this.lineSep=o,this.direction="rtl"==i?"rtl":"ltr",this.extend=!1,"string"==typeof t&&(t=this.splitLines(t)),ao(this,{from:s,to:s,text:t}),Lo(this,Yr(s),Ji)};Vs.prototype=E(Zo.prototype,{constructor:Vs,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=B(this,this.first,this.first+this.size);return!1===e?t:t.join(e||this.lineSeparator())},setValue:_r(function(e){var t=V(this.first,0),n=this.first+this.size-1;jo(this,{from:t,to:V(n,R(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&or(this.cm,0,0),Lo(this,Yr(t),Ji)}),replaceRange:function(e,t,n,r){t=Y(this,t),n=n?Y(this,n):t,Go(this,e,t,n,r)},getRange:function(e,t,n){var r=P(this,Y(this,e),Y(this,t));return!1===n?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(j(this,e))return R(this,e)},getLineNumber:function(e){return U(e)},getLineHandleVisualStart:function(e){return"number"==typeof e&&(e=R(this,e)),ke(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return Y(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return n=null==e||"head"==e?t.head:"anchor"==e?t.anchor:"end"==e||"to"==e||!1===e?t.to():t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:_r(function(e,t,n){Ao(this,Y(this,"number"==typeof e?V(e,t||0):e),null,n)}),setSelection:_r(function(e,t,n){Ao(this,Y(this,e),Y(this,t||e),n)}),extendSelection:_r(function(e,t,n){To(this,Y(this,e),t&&Y(this,t),n)}),extendSelections:_r(function(e,t){_o(this,$(this,e),t)}),extendSelectionsBy:_r(function(e,t){var n=C(this.sel.ranges,e);_o(this,$(this,n),t)}),setSelections:_r(function(e,t,n){var r=this;if(e.length){for(var o=[],l=0;l<e.length;l++)o[l]=new Bs(Y(r,e[l].anchor),Y(r,e[l].head));null==t&&(t=s(e.length-1,this.sel.primIndex)),Lo(this,Qr(o,t),n)}}),addSelection:_r(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new Bs(Y(this,e),Y(this,t||e))),Lo(this,Qr(r,r.length-1),n)}),getSelection:function(e){for(var t=this,n=this.sel.ranges,r=0,o,i;r<n.length;r++)i=P(t,n[r].from(),n[r].to()),o=o?o.concat(i):i;return!1===e?o:o.join(e||this.lineSeparator())},getSelections:function(e){for(var t=this,n=[],r=this.sel.ranges,o=0,i;o<r.length;o++)i=P(t,r[o].from(),r[o].to()),!1!==e&&(i=i.join(e||t.lineSeparator())),n[o]=i;return n},replaceSelection:function(e,t,n){for(var r=[],o=0;o<this.sel.ranges.length;o++)r[o]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:_r(function(e,t,n){for(var r=this,o=[],s=this.sel,l=0,i;l<s.ranges.length;l++)i=s.ranges[l],o[l]={from:i.from(),to:i.to(),text:r.splitLines(e[l]),origin:n};for(var d=t&&"end"!=t&&to(this,o,t),p=o.length-1;0<=p;p--)jo(r,o[p]);d?No(this,d):this.cm&&rr(this.cm)}),undo:_r(function(){Vo(this,"undo")}),redo:_r(function(){Vo(this,"redo")}),undoSelection:_r(function(){Vo(this,"undo",!0)}),redoSelection:_r(function(){Vo(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var o=0;o<e.undone.length;o++)e.undone[o].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){this.history=new co(this.history.maxGeneration)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:wo(this.history.done),undone:wo(this.history.undone)}},setHistory:function(e){var t=this.history=new co(this.history.maxGeneration);t.done=wo(e.done.slice(0),null,!0),t.undone=wo(e.undone.slice(0),null,!0)},setGutterMarker:_r(function(e,t,n){return Jo(this,e,"gutter",function(e){var r=e.gutterMarkers||(e.gutterMarkers={});return r[t]=n,!n&&N(r)&&(e.gutterMarkers=null),!0})}),clearGutter:_r(function(e){var t=this;this.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&Jo(t,n,"gutter",function(){return n.gutterMarkers[e]=null,N(n.gutterMarkers)&&(n.gutterMarkers=null),!0})})}),lineInfo:function(e){var t;if("number"==typeof e){if(!j(this,e))return null;if(t=e,e=R(this,e),!e)return null}else if(t=U(e),null==t)return null;return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},addLineClass:_r(function(t,n,r){return Jo(this,t,"gutter"==n?"gutter":"class",function(t){var o="text"==n?"textClass":"background"==n?"bgClass":"gutter"==n?"gutterClass":"wrapClass";if(!t[o])t[o]=r;else{if(e(r).test(t[o]))return!1;t[o]+=" "+r}return!0})}),removeLineClass:_r(function(t,n,r){return Jo(this,t,"gutter"==n?"gutter":"class",function(t){var o="text"==n?"textClass":"background"==n?"bgClass":"gutter"==n?"gutterClass":"wrapClass",i=t[o];if(!i)return!1;if(null==r)t[o]=null;else{var s=i.match(e(r));if(!s)return!1;var l=s.index+s[0].length;t[o]=i.slice(0,s.index)+(s.index&&l!=i.length?" ":"")+i.slice(l)||null}return!0})}),addLineWidget:_r(function(e,t,n){return ta(this,e,t,n)}),removeLineWidget:function(e){e.clear()},markText:function(e,t,n){return na(this,Y(this,e),Y(this,t),n,n&&n.type||"range")},setBookmark:function(e,t){var n={replacedWith:t&&(null==t.nodeType?t.widget:t),insertLeft:t&&t.insertLeft,clearWhenEmpty:!1,shared:t&&t.shared,handleMouseEvents:t&&t.handleMouseEvents};return e=Y(this,e),na(this,e,e,n,"bookmark")},findMarksAt:function(e){e=Y(this,e);var t=[],n=R(this,e.line).markedSpans;if(n)for(var r=0,o;r<n.length;++r)o=n[r],(null==o.from||o.from<=e.ch)&&(null==o.to||o.to>=e.ch)&&t.push(o.marker.parent||o.marker);return t},findMarks:function(e,t,n){e=Y(this,e),t=Y(this,t);var r=[],o=e.line;return this.iter(e.line,t.line+1,function(s){var l=s.markedSpans;if(l)for(var d=0,i;d<l.length;d++)i=l[d],null!=i.to&&o==e.line&&e.ch>=i.to||null==i.from&&o!=e.line||null!=i.from&&o==t.line&&i.from>=t.ch||n&&!n(i.marker)||r.push(i.marker.parent||i.marker);++o}),r},getAllMarks:function(){var e=[];return this.iter(function(t){var n=t.markedSpans;if(n)for(var r=0;r<n.length;++r)null!=n[r].from&&e.push(n[r].marker)}),e},posFromIndex:function(e){var t=this.first,n=this.lineSeparator().length,r;return this.iter(function(o){var i=o.text.length+n;return i>e?(r=e,!0):void(e-=i,++t)}),Y(this,V(t,r))},indexFromPos:function(e){e=Y(this,e);var t=e.ch;if(e.line<this.first||0>e.ch)return 0;var n=this.lineSeparator().length;return this.iter(this.first,e.line,function(e){t+=e.text.length+n}),t},copy:function(e){var t=new Vs(B(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);return t.scrollTop=this.scrollTop,t.scrollLeft=this.scrollLeft,t.sel=this.sel,t.extend=!1,e&&(t.history.undoDepth=this.history.undoDepth,t.setHistory(this.getHistory())),t},linkedDoc:function(e){e||(e={});var t=this.first,n=this.first+this.size;null!=e.from&&e.from>t&&(t=e.from),null!=e.to&&e.to<n&&(n=e.to);var r=new Vs(B(this,t,n),e.mode||this.modeOption,t,this.lineSep,this.direction);return e.sharedHist&&(r.history=this.history),(this.linked||(this.linked=[])).push({doc:r,sharedHist:e.sharedHist}),r.linked=[{doc:this,isParent:!0,sharedHist:e.sharedHist}],aa(r,oa(this)),r},unlinkDoc:function(e){var t=this;if(e instanceof ri&&(e=e.doc),this.linked)for(var n=0,r;n<this.linked.length;++n)if(r=t.linked[n],r.doc==e){t.linked.splice(n,1),e.unlinkDoc(t),ia(oa(t));break}if(e.history==this.history){var o=[e.id];io(e,function(e){return o.push(e.id)},!0),e.history=new co(null),e.history.done=wo(this.history.done,o),e.history.undone=wo(this.history.undone,o)}},iterLinkedDocs:function(e){io(this,e)},getMode:function(){return this.mode},getEditor:function(){return this.cm},splitLines:function(e){return this.lineSep?e.split(this.lineSep):ds(e)},lineSeparator:function(){return this.lineSep||"\n"},setDirection:_r(function(e){"rtl"!=e&&(e="ltr"),e==this.direction||(this.direction=e,this.iter(function(e){return e.order=null}),this.cm&&po(this.cm))})}),Vs.prototype.eachLine=Vs.prototype.iter;for(var Ws=0,Hs=!1,Ks={3:"Pause",8:"Backspace",9:"Tab",13:"Enter",16:"Shift",17:"Ctrl",18:"Alt",19:"Pause",20:"CapsLock",27:"Esc",32:"Space",33:"PageUp",34:"PageDown",35:"End",36:"Home",37:"Left",38:"Up",39:"Right",40:"Down",44:"PrintScrn",45:"Insert",46:"Delete",59:";",61:"=",91:"Mod",92:"Mod",93:"Mod",106:"*",107:"=",109:"-",110:".",111:"/",127:"Delete",145:"ScrollLock",173:"-",186:";",187:"=",188:",",189:"-",190:".",191:"/",192:"`",219:"[",220:"\\",221:"]",222:"'",63232:"Up",63233:"Down",63234:"Left",63235:"Right",63272:"Delete",63273:"Home",63275:"End",63276:"PageUp",63277:"PageDown",63302:"Insert"},Gs=0;10>Gs;Gs++)Ks[Gs+48]=Ks[Gs+96]=Gs+"";for(var Xs=65;90>=Xs;Xs++)Ks[Xs]=i(Xs);for(var Qs=1;12>=Qs;Qs++)Ks[Qs+111]=Ks[Qs+63235]="F"+Qs;var Ys={};Ys.basic={Left:"goCharLeft",Right:"goCharRight",Up:"goLineUp",Down:"goLineDown",End:"goLineEnd",Home:"goLineStartSmart",PageUp:"goPageUp",PageDown:"goPageDown",Delete:"delCharAfter",Backspace:"delCharBefore","Shift-Backspace":"delCharBefore",Tab:"defaultTab","Shift-Tab":"indentAuto",Enter:"newlineAndIndent",Insert:"toggleOverwrite",Esc:"singleSelection"},Ys.pcDefault={"Ctrl-A":"selectAll","Ctrl-D":"deleteLine","Ctrl-Z":"undo","Shift-Ctrl-Z":"redo","Ctrl-Y":"redo","Ctrl-Home":"goDocStart","Ctrl-End":"goDocEnd","Ctrl-Up":"goLineUp","Ctrl-Down":"goLineDown","Ctrl-Left":"goGroupLeft","Ctrl-Right":"goGroupRight","Alt-Left":"goLineStart","Alt-Right":"goLineEnd","Ctrl-Backspace":"delGroupBefore","Ctrl-Delete":"delGroupAfter","Ctrl-S":"save","Ctrl-F":"find","Ctrl-G":"findNext","Shift-Ctrl-G":"findPrev","Shift-Ctrl-F":"replace","Shift-Ctrl-R":"replaceAll","Ctrl-[":"indentLess","Ctrl-]":"indentMore","Ctrl-U":"undoSelection","Shift-Ctrl-U":"redoSelection","Alt-U":"redoSelection",fallthrough:"basic"},Ys.emacsy={"Ctrl-F":"goCharRight","Ctrl-B":"goCharLeft","Ctrl-P":"goLineUp","Ctrl-N":"goLineDown","Alt-F":"goWordRight","Alt-B":"goWordLeft","Ctrl-A":"goLineStart","Ctrl-E":"goLineEnd","Ctrl-V":"goPageDown","Shift-Ctrl-V":"goPageUp","Ctrl-D":"delCharAfter","Ctrl-H":"delCharBefore","Alt-D":"delWordAfter","Alt-Backspace":"delWordBefore","Ctrl-K":"killLine","Ctrl-T":"transposeChars","Ctrl-O":"openLine"},Ys.macDefault={"Cmd-A":"selectAll","Cmd-D":"deleteLine","Cmd-Z":"undo","Shift-Cmd-Z":"redo","Cmd-Y":"redo","Cmd-Home":"goDocStart","Cmd-Up":"goDocStart","Cmd-End":"goDocEnd","Cmd-Down":"goDocEnd","Alt-Left":"goGroupLeft","Alt-Right":"goGroupRight","Cmd-Left":"goLineLeft","Cmd-Right":"goLineRight","Alt-Backspace":"delGroupBefore","Ctrl-Alt-Backspace":"delGroupAfter","Alt-Delete":"delGroupAfter","Cmd-S":"save","Cmd-F":"find","Cmd-G":"findNext","Shift-Cmd-G":"findPrev","Cmd-Alt-F":"replace","Shift-Cmd-Alt-F":"replaceAll","Cmd-[":"indentLess","Cmd-]":"indentMore","Cmd-Backspace":"delWrappedLineLeft","Cmd-Delete":"delWrappedLineRight","Cmd-U":"undoSelection","Shift-Cmd-U":"redoSelection","Ctrl-Up":"goDocStart","Ctrl-Down":"goDocEnd",fallthrough:["basic","emacsy"]},Ys["default"]=Ui?Ys.macDefault:Ys.pcDefault;var Js={selectAll:Uo,singleSelection:function(e){return e.setSelection(e.getCursor("anchor"),e.getCursor("head"),Ji)},killLine:function(e){return Sa(e,function(t){if(t.empty()){var n=R(e.doc,t.head.line).text.length;return t.head.ch==n&&t.head.line<e.lastLine()?{from:t.head,to:V(t.head.line+1,0)}:{from:t.head,to:V(t.head.line,n)}}return{from:t.from(),to:t.to()}})},deleteLine:function(e){return Sa(e,function(t){return{from:V(t.from().line,0),to:Y(e.doc,V(t.to().line+1,0))}})},delLineLeft:function(e){return Sa(e,function(e){return{from:V(e.from().line,0),to:e.from()}})},delWrappedLineLeft:function(e){return Sa(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return{from:r,to:t.from()}})},delWrappedLineRight:function(e){return Sa(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div");return{from:t.from(),to:r}})},undo:function(e){return e.undo()},redo:function(e){return e.redo()},undoSelection:function(e){return e.undoSelection()},redoSelection:function(e){return e.redoSelection()},goDocStart:function(e){return e.extendSelection(V(e.firstLine(),0))},goDocEnd:function(e){return e.extendSelection(V(e.lastLine()))},goLineStart:function(e){return e.extendSelectionsBy(function(t){return Ea(e,t.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(e){return e.extendSelectionsBy(function(t){return Ia(e,t.head)},{origin:"+move",bias:1})},goLineEnd:function(e){return e.extendSelectionsBy(function(t){return Aa(e,t.head.line)},{origin:"+move",bias:-1})},goLineRight:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5;return e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div")},Zi)},goLineLeft:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5;return e.coordsChar({left:0,top:n},"div")},Zi)},goLineLeftSmart:function(e){return e.extendSelectionsBy(function(t){var n=e.cursorCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return r.ch<e.getLine(r.line).search(/\S/)?Ia(e,t.head):r},Zi)},goLineUp:function(e){return e.moveV(-1,"line")},goLineDown:function(e){return e.moveV(1,"line")},goPageUp:function(e){return e.moveV(-1,"page")},goPageDown:function(e){return e.moveV(1,"page")},goCharLeft:function(e){return e.moveH(-1,"char")},goCharRight:function(e){return e.moveH(1,"char")},goColumnLeft:function(e){return e.moveH(-1,"column")},goColumnRight:function(e){return e.moveH(1,"column")},goWordLeft:function(e){return e.moveH(-1,"word")},goGroupRight:function(e){return e.moveH(1,"group")},goGroupLeft:function(e){return e.moveH(-1,"group")},goWordRight:function(e){return e.moveH(1,"word")},delCharBefore:function(e){return e.deleteH(-1,"char")},delCharAfter:function(e){return e.deleteH(1,"char")},delWordBefore:function(e){return e.deleteH(-1,"word")},delWordAfter:function(e){return e.deleteH(1,"word")},delGroupBefore:function(e){return e.deleteH(-1,"group")},delGroupAfter:function(e){return e.deleteH(1,"group")},indentAuto:function(e){return e.indentSelection("smart")},indentMore:function(e){return e.indentSelection("add")},indentLess:function(e){return e.indentSelection("subtract")},insertTab:function(e){return e.replaceSelection("\t")},insertSoftTab:function(e){for(var t=[],n=e.listSelections(),r=e.options.tabSize,o=0;o<n.length;o++){var i=n[o].from(),s=v(e.getLine(i.line),i.ch,r);t.push(S(r-s%r))}e.replaceSelections(t)},defaultTab:function(e){e.somethingSelected()?e.indentSelection("add"):e.execCommand("insertTab")},transposeChars:function(e){return wr(e,function(){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++)if(t[r].empty()){var o=t[r].head,i=R(e.doc,o.line).text;if(i)if(o.ch==i.length&&(o=new V(o.line,o.ch-1)),0<o.ch)o=new V(o.line,o.ch+1),e.replaceRange(i.charAt(o.ch-1)+i.charAt(o.ch-2),V(o.line,o.ch-2),o,"+transpose");else if(o.line>e.doc.first){var s=R(e.doc,o.line-1).text;s&&(o=new V(o.line,1),e.replaceRange(i.charAt(0)+e.doc.lineSeparator()+s.charAt(s.length-1),V(o.line-1,s.length-1),o,"+transpose"))}n.push(new Bs(o,o))}e.setSelections(n)})},newlineAndIndent:function(e){return wr(e,function(){for(var t=e.listSelections(),n=t.length-1;0<=n;n--)e.replaceRange(e.doc.lineSeparator(),t[n].anchor,t[n].head,"+input");t=e.listSelections();for(var r=0;r<t.length;r++)e.indentLine(t[r].from().line,null,!0);rr(e)})},openLine:function(e){return e.replaceSelection("\n","start")},toggleOverwrite:function(e){return e.toggleOverwrite()}},$s=new Xi,Zs=null,el=function(e,t,n){this.time=e,this.pos=t,this.button=n};el.prototype.compare=function(e,t,n){return this.time+400>e&&0==W(t,this.pos)&&n==this.button};var tl={toString:function(){return"CodeMirror.Init"}},nl={},rl={},ol,al;ri.defaults=nl,ri.optionHandlers=rl;var il=[];ri.defineInitHook=function(e){return il.push(e)};var sl=null,ll=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new Xi,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};ll.prototype.init=function(e){function t(t){if(!Be(o,t)){if(o.somethingSelected())ii({lineWise:!1,text:o.getSelections()}),"cut"==t.type&&o.replaceSelection("",null,"cut");else{if(!o.options.lineWiseCopyCut)return;var e=pi(o);ii({lineWise:!0,text:e.text}),"cut"==t.type&&o.operation(function(){o.setSelections(e.ranges,0,Ji),o.replaceSelection("",null,"cut")})}if(t.clipboardData){t.clipboardData.clearData();var n=sl.text.join("\n");if(t.clipboardData.setData("Text",n),t.clipboardData.getData("Text")==n)return void t.preventDefault()}var s=ui(),l=s.firstChild;o.display.lineSpace.insertBefore(s,o.display.lineSpace.firstChild),l.value=sl.text.join("\n");var d=document.activeElement;Gi(l),setTimeout(function(){o.display.lineSpace.removeChild(s),d.focus(),d==i&&r.showPrimarySelection()},50)}}var n=this,r=this,o=r.cm,i=r.div=e.lineDiv;ci(i,o.options.spellcheck),ls(i,"paste",function(t){Be(o,t)||li(t,o)||11>=Ai&&setTimeout(Cr(o,function(){return n.updateFromDOM()}),20)}),ls(i,"compositionstart",function(t){n.composing={data:t.data,done:!1}}),ls(i,"compositionupdate",function(t){n.composing||(n.composing={data:t.data,done:!1})}),ls(i,"compositionend",function(t){n.composing&&(t.data!=n.composing.data&&n.readFromDOMSoon(),n.composing.done=!0)}),ls(i,"touchstart",function(){return r.forceCompositionEnd()}),ls(i,"input",function(){n.composing||n.readFromDOMSoon()}),ls(i,"copy",t),ls(i,"cut",t)},ll.prototype.prepareSelection=function(){var e=Fn(this.cm,!1);return e.focus=this.cm.state.focused,e},ll.prototype.showSelection=function(e,t){e&&this.cm.display.view.length&&((e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e))},ll.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},ll.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),o=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||o.line<t.display.viewFrom)return void e.removeAllRanges();var i=xi(t,e.anchorNode,e.anchorOffset),s=xi(t,e.focusNode,e.focusOffset);if(!i||i.bad||!s||s.bad||0!=W(X(i,s),r)||0!=W(G(i,s),o)){var l=t.display.view,d=r.line>=t.display.viewFrom&&gi(t,r)||{node:l[0].measure.map[2],offset:0},p=o.line<t.display.viewTo&&gi(t,o);if(!p){var c=l[l.length-1].measure,u=c.maps?c.maps[c.maps.length-1]:c.map;p={node:u[u.length-1],offset:u[u.length-2]-u[u.length-3]}}if(!d||!p)return void e.removeAllRanges();var h=e.rangeCount&&e.getRangeAt(0),m;try{m=Ki(d.node,d.offset,p.offset,p.node)}catch(t){}m&&(!wi&&t.state.focused?(e.collapse(d.node,d.offset),!m.collapsed&&(e.removeAllRanges(),e.addRange(m))):(e.removeAllRanges(),e.addRange(m)),h&&null==e.anchorNode?e.addRange(h):wi&&this.startGracePeriod()),this.rememberSelection()}},ll.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},ll.prototype.showMultipleSelections=function(e){p(this.cm.display.cursorDiv,e.cursors),p(this.cm.display.selectionDiv,e.selection)},ll.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},ll.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return h(this.div,t)},ll.prototype.focus=function(){"nocursor"!=this.cm.options.readOnly&&(!this.selectionInEditor()&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},ll.prototype.blur=function(){this.div.blur()},ll.prototype.getField=function(){return this.div},ll.prototype.supportsTouch=function(){return!0},ll.prototype.receivedFocus=function(){function e(){t.cm.state.focused&&(t.pollSelection(),t.polling.set(t.cm.options.pollInterval,e))}var t=this;this.selectionInEditor()?this.pollSelection():wr(this.cm,function(){return t.cm.curOp.selectionChanged=!0}),this.polling.set(this.cm.options.pollInterval,e)},ll.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},ll.prototype.pollSelection=function(){if(null==this.readDOMTimeout&&!this.gracePeriod&&this.selectionChanged()){var e=this.getSelection(),t=this.cm;if(Bi&&Li&&this.cm.options.gutters.length&&fi(e.anchorNode))return this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:n}),this.blur(),void this.focus();if(!this.composing){this.rememberSelection();var r=xi(t,e.anchorNode,e.anchorOffset),o=xi(t,e.focusNode,e.focusOffset);r&&o&&wr(t,function(){Lo(t.doc,Yr(r,o),Ji),(r.bad||o.bad)&&(t.curOp.selectionChanged=!0)})}}},ll.prototype.pollContent=function(){null!=this.readDOMTimeout&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),o=n.to();if(0==r.ch&&r.line>e.firstLine()&&(r=V(r.line-1,R(e.doc,r.line-1).length)),o.ch==R(e.doc,o.line).text.length&&o.line<e.lastLine()&&(o=V(o.line+1,0)),r.line<t.viewFrom||o.line>t.viewTo-1)return!1;var i,l,d;r.line==t.viewFrom||0==(i=Pn(e,r.line))?(l=U(t.view[0].line),d=t.view[0].node):(l=U(t.view[i].line),d=t.view[i-1].node.nextSibling);var p=Pn(e,o.line),c,u;if(p==t.view.length-1?(c=t.viewTo-1,u=t.lineDiv.lastChild):(c=U(t.view[p+1].line)-1,u=t.view[p+1].node.previousSibling),!d)return!1;for(var h=e.doc.splitLines(bi(e,d,u,l,c)),m=P(e.doc,V(l,0),V(c,R(e.doc,c).text.length));1<h.length&&1<m.length;)if(w(h)==w(m))h.pop(),m.pop(),c--;else if(h[0]==m[0])h.shift(),m.shift(),l++;else break;for(var g=0,f=0,y=h[0],b=m[0],x=s(y.length,b.length);g<x&&y.charCodeAt(g)==b.charCodeAt(g);)++g;for(var v=w(h),k=w(m),S=s(v.length-(1==h.length?g:0),k.length-(1==m.length?g:0));f<S&&v.charCodeAt(v.length-f-1)==k.charCodeAt(k.length-f-1);)++f;if(1==h.length&&1==m.length&&l==r.line)for(;g&&g>r.ch&&v.charCodeAt(v.length-f-1)==k.charCodeAt(k.length-f-1);)g--,f++;h[h.length-1]=v.slice(0,v.length-f).replace(/^\u200b+/,""),h[0]=h[0].slice(g).replace(/\u200b+$/,"");var C=V(l,g),T=V(c,m.length?w(m).length-f:0);if(1<h.length||h[0]||W(C,T))return Go(e.doc,h,C,T,"+input"),!0},ll.prototype.ensurePolled=function(){this.forceCompositionEnd()},ll.prototype.reset=function(){this.forceCompositionEnd()},ll.prototype.forceCompositionEnd=function(){this.composing&&(clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus())},ll.prototype.readFromDOMSoon=function(){var e=this;null!=this.readDOMTimeout||(this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80))},ll.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&wr(this.cm,function(){return Er(e.cm)})},ll.prototype.setUneditable=function(e){e.contentEditable="false"},ll.prototype.onKeyPress=function(t){0==t.charCode||this.composing||(t.preventDefault(),!this.cm.isReadOnly()&&Cr(this.cm,si)(this.cm,i(null==t.charCode?t.keyCode:t.charCode),0))},ll.prototype.readOnlyChanged=function(e){this.div.contentEditable=("nocursor"!=e)+""},ll.prototype.onContextMenu=function(){},ll.prototype.resetPosition=function(){},ll.prototype.needsContentAttribute=!0;var dl=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Xi,this.hasSelection=!1,this.composing=null};dl.prototype.init=function(t){function e(t){if(!Be(o,t)){if(o.somethingSelected())ii({lineWise:!1,text:o.getSelections()});else{if(!o.options.lineWiseCopyCut)return;var e=pi(o);ii({lineWise:!0,text:e.text}),"cut"==t.type?o.setSelections(e.ranges,null,Ji):(r.prevInput="",i.value=e.text.join("\n"),Gi(i))}"cut"==t.type&&(o.state.cutIncoming=!0)}}var n=this,r=this,o=this.cm;this.createField(t);var i=this.textarea;t.wrapper.insertBefore(this.wrapper,t.wrapper.firstChild),Pi&&(i.style.width="0px"),ls(i,"input",function(){Ei&&9<=Ai&&n.hasSelection&&(n.hasSelection=null),r.poll()}),ls(i,"paste",function(t){Be(o,t)||li(t,o)||(o.state.pasteIncoming=!0,r.fastPoll())}),ls(i,"cut",e),ls(i,"copy",e),ls(t.scroller,"paste",function(n){Wt(t,n)||Be(o,n)||(o.state.pasteIncoming=!0,r.focus())}),ls(t.lineSpace,"selectstart",function(n){Wt(t,n)||je(n)}),ls(i,"compositionstart",function(){var e=o.getCursor("from");r.composing&&r.composing.range.clear(),r.composing={start:e,range:o.markText(e,o.getCursor("to"),{className:"CodeMirror-composing"})}}),ls(i,"compositionend",function(){r.composing&&(r.poll(),r.composing.range.clear(),r.composing=null)})},dl.prototype.createField=function(){this.wrapper=ui(),this.textarea=this.wrapper.firstChild},dl.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=Fn(e);if(e.options.moveInputWithCursor){var o=xn(e,n.sel.primary().head,"div"),i=t.wrapper.getBoundingClientRect(),d=t.lineDiv.getBoundingClientRect();r.teTop=l(0,s(t.wrapper.clientHeight-10,o.top+d.top-i.top)),r.teLeft=l(0,s(t.wrapper.clientWidth-10,o.left+d.left-i.left))}return r},dl.prototype.showSelection=function(e){var t=this.cm,n=t.display;p(n.cursorDiv,e.cursors),p(n.selectionDiv,e.selection),null!=e.teTop&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},dl.prototype.reset=function(e){if(!(this.contextMenuPending||this.composing)){var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&Gi(this.textarea),Ei&&9<=Ai&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",Ei&&9<=Ai&&(this.hasSelection=null))}},dl.prototype.getField=function(){return this.textarea},dl.prototype.supportsTouch=function(){return!1},dl.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!Fi||m()!=this.textarea))try{this.textarea.focus()}catch(t){}},dl.prototype.blur=function(){this.textarea.blur()},dl.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},dl.prototype.receivedFocus=function(){this.slowPoll()},dl.prototype.slowPoll=function(){var e=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},dl.prototype.fastPoll=function(){function e(){var r=n.poll();r||t?(n.pollingFast=!1,n.slowPoll()):(t=!0,n.polling.set(60,e))}var t=!1,n=this;n.pollingFast=!0,n.polling.set(20,e)},dl.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||ps(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var o=n.value;if(o==r&&!t.somethingSelected())return!1;if(Ei&&9<=Ai&&this.hasSelection===o||Ui&&/[\uf700-\uf7ff]/.test(o))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var i=o.charCodeAt(0);if(8203!=i||r||(r="\u200B"),8666==i)return this.reset(),this.cm.execCommand("undo")}for(var d=0,p=s(r.length,o.length);d<p&&r.charCodeAt(d)==o.charCodeAt(d);)++d;return wr(t,function(){si(t,o.slice(d),r.length-d,null,e.composing?"*compose":null),1e3<o.length||-1<o.indexOf("\n")?n.value=e.prevInput="":e.prevInput=o,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},dl.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},dl.prototype.onKeyPress=function(){Ei&&9<=Ai&&(this.hasSelection=null),this.fastPoll()},dl.prototype.onContextMenu=function(t){function e(){if(null!=l.selectionStart){var e=o.somethingSelected(),t="\u200B"+(e?l.value:"");l.value="\u21DA",l.value=t,r.prevInput=e?"":"\u200B",l.selectionStart=1,l.selectionEnd=t.length,s.selForContextMenu=o.doc.sel}}function n(){if(r.contextMenuPending=!1,r.wrapper.style.cssText=u,l.style.cssText=c,Ei&&9>Ai&&s.scrollbars.setScrollTop(s.scroller.scrollTop=d),null!=l.selectionStart){(!Ei||Ei&&9>Ai)&&e();var t=0,n=function e(){s.selForContextMenu==o.doc.sel&&0==l.selectionStart&&0<l.selectionEnd&&"\u200B"==r.prevInput?Cr(o,Uo)(o):10>t++?s.detectingSelectAll=setTimeout(e,500):(s.selForContextMenu=null,s.input.reset())};s.detectingSelectAll=setTimeout(n,200)}}var r=this,o=r.cm,s=o.display,l=r.textarea,i=Rn(o,t),d=s.scroller.scrollTop;if(i&&!Oi){var p=o.options.resetSelectionOnContextMenu;p&&-1==o.doc.sel.contains(i)&&Cr(o,Lo)(o.doc,Yr(i),Ji);var c=l.style.cssText,u=r.wrapper.style.cssText;r.wrapper.style.cssText="position: absolute";var h=r.wrapper.getBoundingClientRect();l.style.cssText="position: absolute; width: 30px; height: 30px;\n top: "+(t.clientY-h.top-5)+"px; left: "+(t.clientX-h.left-5)+"px;\n z-index: 1000; background: "+(Ei?"rgba(255, 255, 255, .05)":"transparent")+";\n outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);";var m;if(Ii&&(m=window.scrollY),s.input.focus(),Ii&&window.scrollTo(null,m),s.input.reset(),o.somethingSelected()||(l.value=r.prevInput=" "),r.contextMenuPending=!0,s.selForContextMenu=o.doc.sel,clearTimeout(s.detectingSelectAll),Ei&&9<=Ai&&e(),Wi){We(t);var g=function e(){Re(window,"mouseup",e),setTimeout(n,20)};ls(window,"mouseup",g)}else setTimeout(n,50)}},dl.prototype.readOnlyChanged=function(e){e||this.reset(),this.textarea.disabled="nocursor"==e},dl.prototype.setUneditable=function(){},dl.prototype.needsContentAttribute=!1,function(e){function t(t,r,o,i){e.defaults[t]=r,o&&(n[t]=i?function(e,t,n){n!=tl&&o(e,t,n)}:o)}var n=e.optionHandlers;e.defineOption=t,e.Init=tl,t("value","",function(e,t){return e.setValue(t)},!0),t("mode",null,function(e,t){e.doc.modeOption=t,no(e)},!0),t("indentUnit",2,no,!0),t("indentWithTabs",!1),t("smartIndent",!0),t("tabSize",4,function(e){ro(e),un(e),Er(e)},!0),t("lineSeparator",null,function(e,t){if(e.doc.lineSep=t,!!t){var n=[],r=e.doc.first;e.doc.iter(function(e){for(var o=0,i;;){if(i=e.text.indexOf(t,o),-1==i)break;o=i+t.length,n.push(V(r,i))}r++});for(var o=n.length-1;0<=o;o--)Go(e.doc,t,n[o],V(n[o].line,n[o].ch+t.length))}}),t("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200f\u2028\u2029\ufeff]/g,function(e,t,n){e.state.specialChars=new RegExp(t.source+(t.test("\t")?"":"|\t"),"g"),n!=tl&&e.refresh()}),t("specialCharPlaceholder",bt,function(e){return e.refresh()},!0),t("electricChars",!0),t("inputStyle",Fi?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),t("spellcheck",!1,function(e,t){return e.getInputField().spellcheck=t},!0),t("rtlMoveVisually",!ji),t("wholeLineUpdateBefore",!0),t("theme","default",function(e){Za(e),ei(e)},!0),t("keyMap","default",function(e,t,n){var r=ka(t),o=n!=tl&&ka(n);o&&o.detach&&o.detach(e,r),r.attach&&r.attach(e,o||null)}),t("extraKeys",null),t("configureMouse",null),t("lineWrapping",!1,ni,!0),t("gutters",[],function(e){Hr(e.options),ei(e)},!0),t("fixedGutter",!0,function(e,t){e.display.gutters.style.left=t?On(e.display)+"px":"0",e.refresh()},!0),t("coverGutterNextToScrollbar",!1,function(e){return ur(e)},!0),t("scrollbarStyle","native",function(e){mr(e),ur(e),e.display.scrollbars.setScrollTop(e.doc.scrollTop),e.display.scrollbars.setScrollLeft(e.doc.scrollLeft)},!0),t("lineNumbers",!1,function(e){Hr(e.options),ei(e)},!0),t("firstLineNumber",1,ei,!0),t("lineNumberFormatter",function(e){return e},ei,!0),t("showCursorWhenSelecting",!1,Bn,!0),t("resetSelectionOnContextMenu",!0),t("lineWiseCopyCut",!0),t("pasteLinesPerSelection",!0),t("readOnly",!1,function(e,t){"nocursor"==t&&(Kn(e),e.display.input.blur()),e.display.input.readOnlyChanged(t)}),t("disableInput",!1,function(e,t){t||e.display.input.reset()},!0),t("dragDrop",!0,ti),t("allowDropFileTypes",null),t("cursorBlinkRate",530),t("cursorScrollMargin",0),t("cursorHeight",1,Bn,!0),t("singleCursorHeightPerLine",!0,Bn,!0),t("workTime",100),t("workDelay",100),t("flattenSpans",!0,ro,!0),t("addModeClass",!1,ro,!0),t("pollInterval",100),t("undoDepth",200,function(e,t){return e.doc.history.undoDepth=t}),t("historyEventDelay",1250),t("viewportMargin",10,function(e){return e.refresh()},!0),t("maxHighlightLength",1e4,ro,!0),t("moveInputWithCursor",!0,function(e,t){t||e.display.input.resetPosition()}),t("tabindex",null,function(e,t){return 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pre\">"+(e||"")+"<input type=\"text\"></span>";return t&&(n+=" <span style=\"color: #888\">"+t+"</span>"),n}function Ke(e,t){var n=(t.prefix||"")+" "+(t.desc||""),r=He(t.prefix,t.desc);Re(e,r,n,t.onClose,t)}function Ge(e,t){if(e instanceof RegExp&&t instanceof RegExp){for(var n=["global","multiline","ignoreCase","source"],r=0,o;r<n.length;r++)if(o=n[r],e[o]!==t[o])return!1;return!0}return!1}function Xe(e,t,n,r){if(t){var o=De(e),i=Ve(t,!!n,!!r);if(i)return(Ye(e,i),Ge(i,o.getQuery()))?i:(o.setQuery(i),i)}}function Qe(e){if("^"==e.source.charAt(0));return{token:function(t){if(!t.sol())return void t.skipToEnd();var n=t.match(e,!1);if(n)return 0==n[0].length?(t.next(),"searching"):!t.sol()&&(t.backUp(1),!e.exec(t.next()+n[0]))?(t.next(),null):(t.match(e),"searching");for(;!t.eol()&&(t.next(),!t.match(e,!1)););},query:e}}function Ye(e,t){var n=De(e),r=n.getOverlay();r&&t==r.query||(r&&e.removeOverlay(r),r=Qe(t),e.addOverlay(r),e.showMatchesOnScrollbar&&(n.getScrollbarAnnotate()&&n.getScrollbarAnnotate().clear(),n.setScrollbarAnnotate(e.showMatchesOnScrollbar(t))),n.setOverlay(r))}function Je(e,t,n,r){return void 0===r&&(r=1),e.operation(function(){for(var o=e.getCursor(),s=e.getSearchCursor(n,o),l=0,i;l<r;l++)if(i=s.find(t),0==l&&i&&J(s.from(),o)&&(i=s.find(t)),!i&&(s=e.getSearchCursor(n,t?p(e.lastLine()):p(e.firstLine(),0)),!s.find(t)))return;return s.from()})}function $e(e){var t=De(e);e.removeOverlay(De(e).getOverlay()),t.setOverlay(null),t.getScrollbarAnnotate()&&(t.getScrollbarAnnotate().clear(),t.setScrollbarAnnotate(null))}function Ze(e,t,n){return"number"!=typeof e&&(e=e.line),t instanceof Array?I(e,t):n?e>=t&&e<=n:e==t}function et(e){var t=e.getScrollInfo(),n=e.coordsChar({left:0,top:6+t.top},"local"),r=t.clientHeight-10+t.top,o=e.coordsChar({left:0,top:r},"local");return{top:n.line,bottom:o.line}}function tt(e,t,n){if("'"==n){var r=e.doc.history.done,o=r[r.length-2];return o&&o.ranges&&o.ranges[0].head}if("."==n){if(0==e.doc.history.lastModTime)return;var i=e.doc.history.done.filter(function(e){if(void 0!==e.changes)return e});i.reverse();var s=i[0].changes[0].to;return s}var l=t.marks[n];return l&&l.find()}function nt(e,n,r,o,i,s,l,d,p){function c(){e.operation(function(){for(;!g;)u(),h();m()})}function u(){var t=e.getRange(s.from(),s.to()),n=t.replace(l,d);s.replace(n)}function h(){for(;s.findNext()&&Ze(s.from(),o,i);)if(r||!f||s.from().line!=f.line)return e.scrollIntoView(s.from(),30),e.setSelection(s.from(),s.to()),f=s.from(),void(g=!1);g=!0}function m(t){if(t&&t(),e.focus(),f){e.setCursor(f);var n=e.state.vim;n.exMode=!1,n.lastHPos=n.lastHSPos=f.ch}p&&p()}e.state.vim.exMode=!0;var g=!1,f=s.from();return h(),g?void We(e,"No matches for "+l.source):n?void Ke(e,{prefix:"replace with <strong>"+d+"</strong> (y/n/a/q/l)",onKeyDown:function(n,r,o){t.e_stop(n);var i=t.keyName(n);switch(i){case"Y":u(),h();break;case"N":h();break;case"A":var s=p;p=void 0,e.operation(c),p=s;break;case"L":u();case"Q":case"Esc":case"Ctrl-C":case"Ctrl-[":m(o);}return g&&m(o),!0}}):(c(),void(p&&p()))}function rt(e){var n=e.state.vim,r=Nt.macroModeState,o=Nt.registerController.getRegister("."),s=r.isPlaying,l=r.lastInsertModeChanges,d=[];if(!s){for(var p=l.inVisualBlock&&n.lastSelection?n.lastSelection.visualBlock.height:1,c=l.changes,d=[],u=0;u<c.length;)d.push(c[u]),c[u]instanceof ht?u++:u+=p;l.changes=d,e.off("change",dt),t.off(e.getInputField(),"keydown",mt)}!s&&1<n.insertModeRepeat&&(gt(e,n,n.insertModeRepeat-1,!0),n.lastEditInputState.repeatOverride=n.insertModeRepeat),delete n.insertModeRepeat,n.insertMode=!1,e.setCursor(e.getCursor().line,e.getCursor().ch-1),e.setOption("keyMap","vim"),e.setOption("disableInput",!0),e.toggleOverwrite(!1),o.setText(l.changes.join("")),t.signal(e,"vim-mode-change",{mode:"normal"}),r.isRecording&&st(r)}function ot(t){e.unshift(t)}function at(e,n,r,o){var s=Nt.registerController.getRegister(o);if(":"==o)return s.keyBuffer[0]&&Vt.processCommand(e,s.keyBuffer[0]),void(r.isPlaying=!1);var l=s.keyBuffer,d=0;r.isPlaying=!0,r.replaySearchQueries=s.searchQueries.slice(0);for(var p=0;p<l.length;p++)for(var i=l[p],c,u;i;)if(c=/<\w+-.+?>|<\w+>|./.exec(i),u=c[0],i=i.substring(c.index+u.length),t.Vim.handleKey(e,u,"macro"),n.insertMode){var h=s.insertModeChanges[d++].changes;Nt.macroModeState.lastInsertModeChanges.changes=h,ft(e,h,1),rt(e)}r.isPlaying=!1}function it(e,t){if(!e.isPlaying){var n=e.latestRegister,r=Nt.registerController.getRegister(n);r&&r.pushText(t)}}function st(e){if(!e.isPlaying){var t=e.latestRegister,n=Nt.registerController.getRegister(t);n&&n.pushInsertModeChanges&&n.pushInsertModeChanges(e.lastInsertModeChanges)}}function lt(e,t){if(!e.isPlaying){var n=e.latestRegister,r=Nt.registerController.getRegister(n);r&&r.pushSearchQuery&&r.pushSearchQuery(t)}}function dt(e,t){var n=Nt.macroModeState,r=n.lastInsertModeChanges;if(!n.isPlaying)for(;t;){if(r.expectCursorActivityForChange=!0,"+input"==t.origin||"paste"==t.origin||void 0===t.origin){var o=t.text.join("\n");r.maybeReset&&(r.changes=[],r.maybeReset=!1),e.state.overwrite&&!/\n/.test(o)?r.changes.push([o]):r.changes.push(o)}t=t.next}}function pt(e){var t=e.state.vim;if(t.insertMode){var n=Nt.macroModeState;if(n.isPlaying)return;var r=n.lastInsertModeChanges;r.expectCursorActivityForChange?r.expectCursorActivityForChange=!1:r.maybeReset=!0}else e.curOp.isVimOp||ut(e,t);t.visualMode&&ct(e)}function ct(e){var t=e.state.vim,n=q(e,Y(t.sel.head)),r=W(n,0,1);t.fakeCursor&&t.fakeCursor.clear(),t.fakeCursor=e.markText(n,r,{className:"cm-animate-fat-cursor"})}function ut(e,n){var r=e.getCursor("anchor"),o=e.getCursor("head");if(n.visualMode&&!e.somethingSelected()?ge(e,!1):!n.visualMode&&!n.insertMode&&e.somethingSelected()&&(n.visualMode=!0,n.visualLine=!1,t.signal(e,"vim-mode-change",{mode:"visual"})),n.visualMode){var i=$(o,r)?0:-1,s=$(o,r)?-1:0;o=W(o,0,i),r=W(r,0,s),n.sel={anchor:r,head:o},Ee(e,n,"<",Z(o,r)),Ee(e,n,">",ee(o,r))}else n.insertMode||(n.lastHPos=e.getCursor().ch)}function ht(e){this.keyName=e}function mt(n){var e=Nt.macroModeState,r=e.lastInsertModeChanges,o=t.keyName(n);o&&(-1==o.indexOf("Delete")&&-1==o.indexOf("Backspace")||t.lookupKey(o,"vim-insert",function(){return r.maybeReset&&(r.changes=[],r.maybeReset=!1),r.changes.push(new ht(o)),!0}))}function gt(e,t,n,r){function o(){d?Ot.processAction(e,t,t.lastEditActionCommand):Ot.evalInput(e,t)}function s(n){if(0<l.lastInsertModeChanges.changes.length){n=t.lastEditActionCommand?n:1;var r=l.lastInsertModeChanges;ft(e,r.changes,n)}}var l=Nt.macroModeState;l.isPlaying=!0;var d=!!t.lastEditActionCommand,p=t.inputState;if(t.inputState=t.lastEditInputState,d&&t.lastEditActionCommand.interlaceInsertRepeat)for(var c=0;c<n;c++)o(),s(1);else r||o(),s(n);t.inputState=p,t.insertMode&&!r&&rt(e),l.isPlaying=!1}function ft(e,n,r){function o(n){return"string"==typeof n?t.commands[n](e):n(e),!0}var s=e.getCursor("head"),l=Nt.macroModeState.lastInsertModeChanges.inVisualBlock;if(l){var d=e.state.vim,p=d.lastSelection,c=H(p.anchor,p.head);se(e,s,c.line+1),r=e.listSelections().length,e.setCursor(s)}for(var u=0;u<r;u++){l&&e.setCursor(W(s,u,0));for(var i=0,h;i<n.length;i++)if(h=n[i],h instanceof ht)t.lookupKey(h.keyName,"vim-insert",o);else if("string"==typeof h){var m=e.getCursor();e.replaceRange(h,m,m)}else{var g=e.getCursor(),f=W(g,0,h[0].length);e.replaceRange(h[0],g,f)}}l&&e.setCursor(W(s,0,1))}t.defineOption("vimMode",!1,function(e,n,r){n&&"vim"!=e.getOption("keyMap")?e.setOption("keyMap","vim"):!n&&r!=t.Init&&/^vim/.test(e.getOption("keyMap"))&&e.setOption("keyMap","default")});var yt={Shift:"S",Ctrl:"C",Alt:"A",Cmd:"D",Mod:"A"},bt={Enter:"CR",Backspace:"BS",Delete:"Del",Insert:"Ins"},xt=/[\d]/,vt=[t.isWordChar,function(e){return e&&!t.isWordChar(e)&&!/\s/.test(e)}],kt=[function(e){return /\S/.test(e)}],St=k(65,26),wt=k(97,26),Ct=k(48,10),Tt=[].concat(St,wt,Ct,["<",">"]),_t=[].concat(St,wt,Ct,["-","\"",".",":","/"]),Et={};N("filetype",void 0,"string",["ft"],function(e,t){if(void 0!==t){if(void 0===e){var n=t.getOption("mode");return"null"==n?"":n}var n=""==e?"null":e;t.setOption("mode",n)}});var At=function(){var e=100,t=-1,n=0,r=0,o=Array(e);return{cachedCursor:void 0,add:function(i,s,l){function d(n){var r=++t%e,s=o[r];s&&s.clear(),o[r]=i.setBookmark(n)}var p=t%e,c=o[p];if(c){var u=c.find();u&&!J(u,s)&&d(s)}else d(s);d(l),n=t,r=t-e+1,0>r&&(r=0)},move:function(i,s){t+=s,t>n?t=n:t<r&&(t=r);var l=o[(e+t)%e];if(l&&!l.find()){var d=0<s?1:-1,p=i.getCursor(),c;do if(t+=d,l=o[(e+t)%e],l&&(c=l.find())&&!J(p,c))break;while(t<n&&t>r)}return l}}},It=function(e){return e?{changes:e.changes,expectCursorActivityForChange:e.expectCursorActivityForChange}:{changes:[],expectCursorActivityForChange:!1}};M.prototype={exitMacroRecordMode:function(){var e=Nt.macroModeState;e.onRecordingDone&&e.onRecordingDone(),e.onRecordingDone=void 0,e.isRecording=!1},enterMacroRecordMode:function(e,t){var n=Nt.registerController.getRegister(t);n&&(n.clear(),this.latestRegister=t,e.openDialog&&(this.onRecordingDone=e.openDialog("(recording)["+t+"]",null,{bottom:!0})),this.isRecording=!0)}};var Nt,Lt;P.prototype.pushRepeatDigit=function(e){this.operator?this.motionRepeat=this.motionRepeat.concat(e):this.prefixRepeat=this.prefixRepeat.concat(e)},P.prototype.getRepeat=function(){var e=0;return(0<this.prefixRepeat.length||0<this.motionRepeat.length)&&(e=1,0<this.prefixRepeat.length&&(e*=parseInt(this.prefixRepeat.join(""),10)),0<this.motionRepeat.length&&(e*=parseInt(this.motionRepeat.join(""),10))),e},F.prototype={setText:function(e,t,n){this.keyBuffer=[e||""],this.linewise=!!t,this.blockwise=!!n},pushText:function(e,t){t&&(!this.linewise&&this.keyBuffer.push("\n"),this.linewise=!0),this.keyBuffer.push(e)},pushInsertModeChanges:function(e){this.insertModeChanges.push(It(e))},pushSearchQuery:function(e){this.searchQueries.push(e)},clear:function(){this.keyBuffer=[],this.insertModeChanges=[],this.searchQueries=[],this.linewise=!1},toString:function(){return this.keyBuffer.join("")}},U.prototype={pushText:function(e,t,n,r,o){r&&"\n"!==n.charAt(n.length-1)&&(n+="\n");var i=this.isValidRegister(e)?this.getRegister(e):null;if(!i)return"yank"===t?this.registers[0]=new F(n,r,o):"delete"===t||"change"===t?-1==n.indexOf("\n")?this.registers["-"]=new F(n,r):(this.shiftNumericRegisters_(),this.registers[1]=new F(n,r)):void 0,void this.unnamedRegister.setText(n,r,o);var s=_(e);s?i.pushText(n,r):i.setText(n,r,o),this.unnamedRegister.setText(i.toString(),r)},getRegister:function(e){return this.isValidRegister(e)?(e=e.toLowerCase(),this.registers[e]||(this.registers[e]=new F),this.registers[e]):this.unnamedRegister},isValidRegister:function(e){return e&&I(e,_t)},shiftNumericRegisters_:function(){for(var e=9;2<=e;e--)this.registers[e]=this.getRegister(""+(e-1))}},z.prototype={nextMatch:function(e,t){var n=this.historyBuffer,r=t?-1:1;null===this.initialPrefix&&(this.initialPrefix=e);for(var o=this.iterator+r,i;t?0<=o:o<n.length;o+=r){i=n[o];for(var s=0;s<=i.length;s++)if(this.initialPrefix==i.substring(0,s))return this.iterator=o,i}return o>=n.length?(this.iterator=n.length,this.initialPrefix):0>o?e:void 0},pushInput:function(e){var t=this.historyBuffer.indexOf(e);-1<t&&this.historyBuffer.splice(t,1),e.length&&this.historyBuffer.push(e)},reset:function(){this.initialPrefix=null,this.iterator=this.historyBuffer.length}};var Ot={matchCommand:function(e,t,n,r){var o=K(e,t,r,n);if(!o.full&&!o.partial)return{type:"none"};if(!o.full&&o.partial)return{type:"partial"};for(var s=0,i,l;s<o.full.length;s++)l=o.full[s],i||(i=l);if("<character>"==i.keys.slice(-11)){var d=X(e);if(!d)return{type:"none"};n.selectedCharacter=d}return{type:"full",command:i}},processCommand:function(e,t,n){switch(t.inputState.repeatOverride=n.repeatOverride,n.type){case"motion":this.processMotion(e,t,n);break;case"operator":this.processOperator(e,t,n);break;case"operatorMotion":this.processOperatorMotion(e,t,n);break;case"action":this.processAction(e,t,n);break;case"search":this.processSearch(e,t,n);break;case"ex":case"keyToEx":this.processEx(e,t,n);break;default:}},processMotion:function(e,t,n){t.inputState.motion=n.motion,t.inputState.motionArgs=V(n.motionArgs),this.evalInput(e,t)},processOperator:function(e,t,n){var r=t.inputState;if(r.operator){if(r.operator==n.operator)return r.motion="expandToLine",r.motionArgs={linewise:!0},void this.evalInput(e,t);B(e)}r.operator=n.operator,r.operatorArgs=V(n.operatorArgs),t.visualMode&&this.evalInput(e,t)},processOperatorMotion:function(e,t,n){var r=t.visualMode,o=V(n.operatorMotionArgs);o&&r&&o.visualLine&&(t.visualLine=!0),this.processOperator(e,t,n),r||this.processMotion(e,t,n)},processAction:function(e,t,n){var r=t.inputState,o=r.getRepeat(),i=V(n.actionArgs)||{};r.selectedCharacter&&(i.selectedCharacter=r.selectedCharacter),n.operator&&this.processOperator(e,t,n),n.motion&&this.processMotion(e,t,n),(n.motion||n.operator)&&this.evalInput(e,t),i.repeat=o||1,i.repeatIsExplicit=!!o,i.registerName=r.registerName,B(e),t.lastMotion=null,n.isEdit&&this.recordLastEdit(t,r,n),Rt[n.action](e,i,t)},processSearch:function(n,e,r){function o(t,o,i){Nt.searchHistoryController.pushInput(t),Nt.searchHistoryController.reset();try{Xe(n,t,o,i)}catch(r){return We(n,"Invalid regex: "+t),void B(n)}Ot.processMotion(n,e,{type:"motion",motion:"findNext",motionArgs:{forward:!0,toJumplist:r.searchArgs.toJumplist}})}function i(e){n.scrollTo(m.left,m.top),o(e,!0,!0);var t=Nt.macroModeState;t.isRecording&<(t,e)}function s(r,e,o){var i=t.keyName(r),s,d;"Up"==i||"Down"==i?(s="Up"==i,d=r.target?r.target.selectionEnd:0,e=Nt.searchHistoryController.nextMatch(e,s)||"",o(e),d&&r.target&&(r.target.selectionEnd=r.target.selectionStart=l(d,r.target.value.length))):"Left"!=i&&"Right"!=i&&"Ctrl"!=i&&"Alt"!=i&&"Shift"!=i&&Nt.searchHistoryController.reset();var c;try{c=Xe(n,e,!0,!0)}catch(t){}c?n.scrollIntoView(Je(n,!p,c),30):($e(n),n.scrollTo(m.left,m.top))}function d(r,e,o){var i=t.keyName(r);"Esc"==i||"Ctrl-C"==i||"Ctrl-["==i||"Backspace"==i&&""==e?(Nt.searchHistoryController.pushInput(e),Nt.searchHistoryController.reset(),Xe(n,h),$e(n),n.scrollTo(m.left,m.top),t.e_stop(r),B(n),o(),n.focus()):"Up"==i||"Down"==i?t.e_stop(r):"Ctrl-U"==i&&(t.e_stop(r),o(""))}if(n.getSearchCursor){var p=r.searchArgs.forward,c=r.searchArgs.wholeWordOnly;De(n).setReversed(!p);var u=p?"/":"?",h=De(n).getQuery(),m=n.getScrollInfo();switch(r.searchArgs.querySrc){case"prompt":var g=Nt.macroModeState;if(g.isPlaying){var f=g.replaySearchQueries.shift();o(f,!0,!1)}else Ke(n,{onClose:i,prefix:u,desc:zt,onKeyUp:s,onKeyDown:d});break;case"wordUnderCursor":var y=xe(n,!1,!0,!1,!0),b=!0;if(y||(y=xe(n,!1,!0,!1,!1),b=!1),!y)return;var f=n.getLine(y.start.line).substring(y.start.ch,y.end.ch);f=b&&c?"\\b"+f+"\\b":oe(f),Nt.jumpList.cachedCursor=n.getCursor(),n.setCursor(y.start),o(f,!0,!1);}}},processEx:function(n,e,r){function o(e){Nt.exCommandHistoryController.pushInput(e),Nt.exCommandHistoryController.reset(),Vt.processCommand(n,e)}function i(r,e,o){var i=t.keyName(r),s,d;("Esc"==i||"Ctrl-C"==i||"Ctrl-["==i||"Backspace"==i&&""==e)&&(Nt.exCommandHistoryController.pushInput(e),Nt.exCommandHistoryController.reset(),t.e_stop(r),B(n),o(),n.focus()),"Up"==i||"Down"==i?(t.e_stop(r),s="Up"==i,d=r.target?r.target.selectionEnd:0,e=Nt.exCommandHistoryController.nextMatch(e,s)||"",o(e),d&&r.target&&(r.target.selectionEnd=r.target.selectionStart=l(d,r.target.value.length))):"Ctrl-U"==i?(t.e_stop(r),o("")):"Left"!=i&&"Right"!=i&&"Ctrl"!=i&&"Alt"!=i&&"Shift"!=i&&Nt.exCommandHistoryController.reset()}"keyToEx"==r.type?Vt.processCommand(n,r.exArgs.input):e.visualMode?Ke(n,{onClose:o,prefix:":",value:"'<,'>",onKeyDown:i,selectValueOnOpen:!1}):Ke(n,{onClose:o,prefix:":",onKeyDown:i})},evalInput:function(e,t){var n=t.inputState,o=n.motion,s=n.motionArgs||{},l=n.operator,d=n.operatorArgs||{},c=n.registerName,u=t.sel,h=Y(t.visualMode?q(e,u.head):e.getCursor("head")),m=Y(t.visualMode?q(e,u.anchor):e.getCursor("anchor")),g=Y(h),f=Y(m),y,b,x;if(l&&this.recordLastEdit(t,n),x=void 0===n.repeatOverride?n.getRepeat():n.repeatOverride,0<x&&s.explicitRepeat?s.repeatIsExplicit=!0:(s.noRepeat||!s.explicitRepeat&&0===x)&&(x=1,s.repeatIsExplicit=!1),n.selectedCharacter&&(s.selectedCharacter=d.selectedCharacter=n.selectedCharacter),s.repeat=x,B(e),o){var v=Mt[o](e,h,s,t);if(t.lastMotion=Mt[o],!v)return;if(s.toJumplist){var k=Nt.jumpList,S=k.cachedCursor;S?(ve(e,S,v),delete k.cachedCursor):ve(e,h,v)}v instanceof Array?(b=v[0],y=v[1]):y=v,y||(y=Y(h)),t.visualMode?(!(t.visualBlock&&y.ch===Infinity)&&(y=q(e,y,t.visualBlock)),b&&(b=q(e,b,!0)),b=b||f,u.anchor=b,u.head=y,ue(e),Ee(e,t,"<",$(b,y)?b:y),Ee(e,t,">",$(b,y)?y:b)):!l&&(y=q(e,y),e.setCursor(y.line,y.ch))}if(l){if(d.lastSel){b=f;var w=d.lastSel,C=r(w.head.line-w.anchor.line),T=r(w.head.ch-w.anchor.ch);y=w.visualLine?p(f.line+C,f.ch):w.visualBlock?p(f.line+C,f.ch+T):w.head.line==w.anchor.line?p(f.line,f.ch+T):p(f.line+C,f.ch),t.visualMode=!0,t.visualLine=w.visualLine,t.visualBlock=w.visualBlock,u=t.sel={anchor:b,head:y},ue(e)}else t.visualMode&&(d.lastSel={anchor:Y(u.anchor),head:Y(u.head),visualBlock:t.visualBlock,visualLine:t.visualLine});var _,E,A,I,N;if(!t.visualMode){if(_=Y(b||f),E=Y(y||g),$(E,_)){var L=_;_=E,E=L}A=s.linewise||d.linewise,A?ye(e,_,E):s.forward&&fe(e,_,E),I="char";var O=!s.inclusive||A;N=he(e,{anchor:_,head:E},I,O)}else if(_=Z(u.head,u.anchor),E=ee(u.head,u.anchor),A=t.visualLine||d.linewise,I=t.visualBlock?"block":A?"line":"char",N=he(e,{anchor:_,head:E},I),A){var M=N.ranges;if("block"==I)for(var D=0;D<M.length;D++)M[D].head.ch=ne(e,M[D].head.line);else"line"==I&&(M[0].head=p(M[0].head.line+1,0))}e.setSelections(N.ranges,N.primary),t.lastMotion=null,d.repeat=x,d.registerName=c,d.linewise=A;var i=Dt[l](e,d,N.ranges,f,y);t.visualMode&&ge(e,null!=i),i&&e.setCursor(i)}},recordLastEdit:function(e,t,n){var r=Nt.macroModeState;r.isPlaying||(e.lastEditInputState=t,e.lastEditActionCommand=n,r.lastInsertModeChanges.changes=[],r.lastInsertModeChanges.expectCursorActivityForChange=!1)}},Mt={moveToTopLine:function(e,t,n){var r=et(e).top+n.repeat-1;return p(r,be(e.getLine(r)))},moveToMiddleLine:function(e){var t=et(e),n=o(0.5*(t.top+t.bottom));return p(n,be(e.getLine(n)))},moveToBottomLine:function(e,t,n){var r=et(e).bottom-n.repeat+1;return p(r,be(e.getLine(r)))},expandToLine:function(e,t,n){return p(t.line+n.repeat-1,Infinity)},findNext:function(e,t,n){var r=De(e),o=r.getQuery();if(o){var i=!n.forward;return i=r.isReversed()?!i:i,Ye(e,o),Je(e,i,o,n.repeat)}},goToMark:function(e,t,n,r){var o=tt(e,r,n.selectedCharacter);return o?n.linewise?{line:o.line,ch:be(e.getLine(o.line))}:o:null},moveToOtherHighlightedEnd:function(e,t,n,r){if(r.visualBlock&&n.sameLine){var o=r.sel;return[q(e,p(o.anchor.line,o.head.ch)),q(e,p(o.head.line,o.anchor.ch))]}return[r.sel.head,r.sel.anchor]},jumpToMark:function(e,t,n,r){for(var o=t,s=0,i;s<n.repeat;s++)for(var l in i=o,r.marks)if(w(l)){var d=r.marks[l].find(),c=n.forward?$(d,i):$(i,d);if(!c&&!(n.linewise&&d.line==i.line)){var u=J(i,o),h=n.forward?te(i,d,o):te(o,d,i);(u||h)&&(o=d)}}return n.linewise&&(o=p(o.line,be(e.getLine(o.line)))),o},moveByCharacters:function(e,t,n){var r=t,o=n.repeat,i=n.forward?r.ch+o:r.ch-o;return p(r.line,i)},moveByLines:function(e,t,n,r){var o=t,i=o.ch;switch(r.lastMotion){case this.moveByLines:case this.moveByDisplayLines:case this.moveByScroll:case this.moveToColumn:case this.moveToEol:i=r.lastHPos;break;default:r.lastHPos=i;}var s=n.repeat+(n.repeatOffset||0),l=n.forward?o.line+s:o.line-s,d=e.firstLine(),c=e.lastLine();return l<d&&o.line==d?this.moveToStartOfLine(e,t,n,r):l>c&&o.line==c?this.moveToEol(e,t,n,r):(n.toFirstChar&&(i=be(e.getLine(l)),r.lastHPos=i),r.lastHSPos=e.charCoords(p(l,i),"div").left,p(l,i))},moveByDisplayLines:function(e,t,n,r){var o=t;switch(r.lastMotion){case this.moveByDisplayLines:case this.moveByScroll:case this.moveByLines:case this.moveToColumn:case this.moveToEol:break;default:r.lastHSPos=e.charCoords(o,"div").left;}var i=n.repeat,s=e.findPosV(o,n.forward?i:-i,"line",r.lastHSPos);if(s.hitSide)if(n.forward)var l=e.charCoords(s,"div"),d={top:l.top+8,left:r.lastHSPos},s=e.coordsChar(d,"div");else{var c=e.charCoords(p(e.firstLine(),0),"div");c.left=r.lastHSPos,s=e.coordsChar(c,"div")}return r.lastHPos=s.ch,s},moveByPage:function(e,t,n){var r=n.repeat;return e.findPosV(t,n.forward?r:-r,"page")},moveByParagraph:function(e,t,n){var r=n.forward?1:-1;return Ie(e,t,n.repeat,r)},moveBySentence:function(e,t,n){var r=n.forward?1:-1;return Ne(e,t,n.repeat,r)},moveByScroll:function(e,t,n,r){var o=e.getScrollInfo(),i=null,s=n.repeat;s||(s=o.clientHeight/(2*e.defaultTextHeight()));var l=e.charCoords(t,"local");n.repeat=s;var i=Mt.moveByDisplayLines(e,t,n,r);if(!i)return null;var d=e.charCoords(i,"local");return e.scrollTo(null,o.top+d.top-l.top),i},moveByWords:function(e,t,n){return Ce(e,t,n.repeat,!!n.forward,!!n.wordEnd,!!n.bigWord)},moveTillCharacter:function(e,t,n){var r=n.repeat,o=Te(e,r,n.forward,n.selectedCharacter),i=n.forward?-1:1;return(ke(i,n),!o)?null:(o.ch+=i,o)},moveToCharacter:function(e,t,n){var r=n.repeat;return ke(0,n),Te(e,r,n.forward,n.selectedCharacter)||t},moveToSymbol:function(e,t,n){var r=n.repeat;return Se(e,r,n.forward,n.selectedCharacter)||t},moveToColumn:function(e,t,n,r){var o=n.repeat;return r.lastHPos=o-1,r.lastHSPos=e.charCoords(t,"div").left,_e(e,o)},moveToEol:function(e,t,n,r){r.lastHPos=Infinity;var o=p(t.line+n.repeat-1,Infinity),i=e.clipPos(o);return i.ch--,r.lastHSPos=e.charCoords(i,"div").left,o},moveToFirstNonWhiteSpaceCharacter:function(e,t){var n=t;return p(n.line,be(e.getLine(n.line)))},moveToMatchedSymbol:function(e,t){for(var n=t,r=n.line,o=n.ch,i=e.getLine(r),s;o<i.length;o++)if(s=i.charAt(o),s&&C(s)){var l=e.getTokenTypeAt(p(r,o+1));if("string"!==l&&"comment"!==l)break}if(o<i.length){var d=e.findMatchingBracket(p(r,o));return d.to}return n},moveToStartOfLine:function(e,t){return p(t.line,0)},moveToLineOrEdgeOfDocument:function(e,t,n){var r=n.forward?e.lastLine():e.firstLine();return n.repeatIsExplicit&&(r=n.repeat-e.getOption("firstLineNumber")),p(r,be(e.getLine(r)))},textObjectManipulation:function(e,t,n,r){var o=n.selectedCharacter;"b"==o?o="(":"B"==o&&(o="{");var i=!n.textObjectInner,s;if({"(":")",")":"(","{":"}","}":"{","[":"]","]":"["}[o])s=Le(e,t,o,i);else if({"'":!0,'"':!0}[o])s=Oe(e,t,o,i);else if("W"===o)s=xe(e,i,!0,!0);else if("w"===o)s=xe(e,i,!0,!1);else{if("p"!==o)return null;if(s=Ie(e,t,n.repeat,0,i),n.linewise=!0,r.visualMode)r.visualLine||(r.visualLine=!0);else{var l=r.inputState.operatorArgs;l&&(l.linewise=!0),s.end.line--}}return e.state.vim.visualMode?ce(e,s.start,s.end):[s.start,s.end]},repeatLastCharacterSearch:function(e,t,n){var r=Nt.lastCharacterSearch,o=n.repeat,i=n.forward===r.forward,s=(r.increment?1:0)*(i?-1:1);e.moveH(-s,"char"),n.inclusive=!!i;var l=Te(e,o,i,r.selectedCharacter);return l?(l.ch+=s,l):(e.moveH(s,"char"),t)}},Dt={change:function(e,n,r){var o=Number.MAX_VALUE,i=e.state.vim,s,l;if(Nt.macroModeState.lastInsertModeChanges.inVisualBlock=i.visualBlock,!i.visualMode){var d=r[0].anchor,c=r[0].head;l=e.getRange(d,c);var u=i.lastEditInputState||{};if("moveByWords"==u.motion&&!E(l)){var h=/\s+$/.exec(l);h&&u.motionArgs&&u.motionArgs.forward&&(c=W(c,0,-h[0].length),l=l.slice(0,-h[0].length))}var m=new p(d.line-1,o),g=e.firstLine()==e.lastLine();c.line>e.lastLine()&&n.linewise&&!g?e.replaceRange("",m,c):e.replaceRange("",d,c),n.linewise&&(!g&&(e.setCursor(m),t.commands.newlineAndIndent(e)),d.ch=o),s=d}else{l=e.getSelection();var f=j("",r.length);e.replaceSelections(f),s=Z(r[0].head,r[0].anchor)}Nt.registerController.pushText(n.registerName,"change",l,n.linewise,1<r.length),Rt.enterInsertMode(e,{head:s},e.state.vim)},delete:function(e,t,n){var r=e.state.vim,o,i;if(!r.visualBlock){var s=n[0].anchor,l=n[0].head;t.linewise&&l.line!=e.firstLine()&&s.line==e.lastLine()&&s.line==l.line-1&&(s.line==e.firstLine()?s.ch=0:s=p(s.line-1,ne(e,s.line-1))),i=e.getRange(s,l),e.replaceRange("",s,l),o=s,t.linewise&&(o=Mt.moveToFirstNonWhiteSpaceCharacter(e,s))}else{i=e.getSelection();var d=j("",n.length);e.replaceSelections(d),o=n[0].anchor}Nt.registerController.pushText(t.registerName,"delete",i,t.linewise,r.visualBlock);var c=r.insertMode;return q(e,o,c)},indent:function(e,t,n){var r=e.state.vim,o=n[0].anchor.line,s=r.visualBlock?n[n.length-1].anchor.line:n[0].head.line,l=r.visualMode?t.repeat:1;t.linewise&&s--;for(var d=o;d<=s;d++)for(var i=0;i<l;i++)e.indentLine(d,t.indentRight);return Mt.moveToFirstNonWhiteSpaceCharacter(e,n[0].anchor)},changeCase:function(e,t,n,r,o){for(var s=e.getSelections(),l=[],d=t.toLower,p=0;p<s.length;p++){var c=s[p],u="";if(!0===d)u=c.toLowerCase();else if(!1===d)u=c.toUpperCase();else for(var h=0,i;h<c.length;h++)i=c.charAt(h),u+=_(i)?i.toLowerCase():i.toUpperCase();l.push(u)}return e.replaceSelections(l),t.shouldMoveCursor?o:!e.state.vim.visualMode&&t.linewise&&n[0].anchor.line+1==n[0].head.line?Mt.moveToFirstNonWhiteSpaceCharacter(e,r):t.linewise?r:Z(n[0].anchor,n[0].head)},yank:function(e,t,n,r){var o=e.state.vim,i=e.getSelection(),s=o.visualMode?Z(o.sel.anchor,o.sel.head,n[0].head,n[0].anchor):r;return Nt.registerController.pushText(t.registerName,"yank",i,t.linewise,o.visualBlock),s}},Rt={jumpListWalk:function(e,t,n){if(!n.visualMode){var r=t.repeat,o=t.forward,i=Nt.jumpList,s=i.move(e,o?r:-r),l=s?s.find():void 0;l=l?l:e.getCursor(),e.setCursor(l)}},scroll:function(e,t,n){if(!n.visualMode){var r=t.repeat||1,i=e.defaultTextHeight(),s=e.getScrollInfo().top,l=i*r,d=t.forward?s+l:s-l,p=Y(e.getCursor()),c=e.charCoords(p,"local");if(t.forward)d>c.top?(p.line+=(d-c.top)/i,p.line=Math.ceil(p.line),e.setCursor(p),c=e.charCoords(p,"local"),e.scrollTo(null,c.top)):e.scrollTo(null,d);else{var u=d+e.getScrollInfo().clientHeight;u<c.bottom?(p.line-=(c.bottom-u)/i,p.line=o(p.line),e.setCursor(p),c=e.charCoords(p,"local"),e.scrollTo(null,c.bottom-e.getScrollInfo().clientHeight)):e.scrollTo(null,d)}}},scrollToCursor:function(e,t){var n=e.getCursor().line,r=e.charCoords(p(n,0),"local"),o=e.getScrollInfo().clientHeight,i=r.top,s=r.bottom-i;switch(t.position){case"center":i=i-o/2+s;break;case"bottom":i=i-o+s;}e.scrollTo(null,i)},replayMacro:function(e,t,n){var r=t.selectedCharacter,o=t.repeat,i=Nt.macroModeState;for("@"==r&&(r=i.latestRegister);o--;)at(e,n,i,r)},enterMacroRecordMode:function(e,t){var n=Nt.macroModeState,r=t.selectedCharacter;Nt.registerController.isValidRegister(r)&&n.enterMacroRecordMode(e,r)},toggleOverwrite:function(e){e.state.overwrite?(e.toggleOverwrite(!1),e.setOption("keyMap","vim-insert"),t.signal(e,"vim-mode-change",{mode:"insert"})):(e.toggleOverwrite(!0),e.setOption("keyMap","vim-replace"),t.signal(e,"vim-mode-change",{mode:"replace"}))},enterInsertMode:function(e,n,o){if(!e.getOption("readOnly")){o.insertMode=!0,o.insertModeRepeat=n&&n.repeat||1;var i=n?n.insertAt:null,s=o.sel,c=n.head||e.getCursor("head"),u=e.listSelections().length;if("eol"==i)c=p(c.line,ne(e,c.line));else if("charAfter"==i)c=W(c,0,1);else if("firstNonBlank"==i)c=Mt.moveToFirstNonWhiteSpaceCharacter(e,c);else if("startOfSelectedArea"==i)o.visualBlock?(c=p(l(s.head.line,s.anchor.line),l(s.head.ch,s.anchor.ch)),u=r(s.head.line-s.anchor.line)+1):s.head.line<s.anchor.line?c=s.head:c=p(s.anchor.line,0);else if("endOfSelectedArea"==i)o.visualBlock?(c=p(l(s.head.line,s.anchor.line),d(s.head.ch+1,s.anchor.ch)),u=r(s.head.line-s.anchor.line)+1):s.head.line>=s.anchor.line?c=W(s.head,0,1):c=p(s.anchor.line,0);else if("inplace"==i&&o.visualMode)return;e.setOption("disableInput",!1),n&&n.replace?(e.toggleOverwrite(!0),e.setOption("keyMap","vim-replace"),t.signal(e,"vim-mode-change",{mode:"replace"})):(e.toggleOverwrite(!1),e.setOption("keyMap","vim-insert"),t.signal(e,"vim-mode-change",{mode:"insert"})),Nt.macroModeState.isPlaying||(e.on("change",dt),t.on(e.getInputField(),"keydown",mt)),o.visualMode&&ge(e),se(e,c,u)}},toggleVisualMode:function(e,n,r){var o=n.repeat,i=e.getCursor(),s;r.visualMode?r.visualLine^n.linewise||r.visualBlock^n.blockwise?(r.visualLine=!!n.linewise,r.visualBlock=!!n.blockwise,t.signal(e,"vim-mode-change",{mode:"visual",subMode:r.visualLine?"linewise":r.visualBlock?"blockwise":""}),ue(e)):ge(e):(r.visualMode=!0,r.visualLine=!!n.linewise,r.visualBlock=!!n.blockwise,s=q(e,p(i.line,i.ch+o-1),!0),r.sel={anchor:i,head:s},t.signal(e,"vim-mode-change",{mode:"visual",subMode:r.visualLine?"linewise":r.visualBlock?"blockwise":""}),ue(e),Ee(e,r,"<",Z(i,s)),Ee(e,r,">",ee(i,s)))},reselectLastSelection:function(e,n,r){var o=r.lastSelection;if(r.visualMode&&pe(e,r),o){var i=o.anchorMark.find(),s=o.headMark.find();if(!i||!s)return;r.sel={anchor:i,head:s},r.visualMode=!0,r.visualLine=o.visualLine,r.visualBlock=o.visualBlock,ue(e),Ee(e,r,"<",Z(i,s)),Ee(e,r,">",ee(i,s)),t.signal(e,"vim-mode-change",{mode:"visual",subMode:r.visualLine?"linewise":r.visualBlock?"blockwise":""})}},joinLines:function(e,t,n){var r,o;if(n.visualMode){if(r=e.getCursor("anchor"),o=e.getCursor("head"),$(o,r)){var s=o;o=r,r=s}o.ch=ne(e,o.line)-1}else{var l=d(t.repeat,2);r=e.getCursor(),o=q(e,p(r.line+l-1,Infinity))}for(var c=0,u=r.line;u<o.line;u++){c=ne(e,r.line);var s=p(r.line+1,ne(e,r.line+1)),i=e.getRange(r,s);i=i.replace(/\n\s*/g," "),e.replaceRange(i,r,s)}var h=p(r.line,c);n.visualMode&&ge(e,!1),e.setCursor(h)},newLineAndEnterInsertMode:function(e,n,r){r.insertMode=!0;var o=Y(e.getCursor());if(o.line===e.firstLine()&&!n.after)e.replaceRange("\n",p(e.firstLine(),0)),e.setCursor(e.firstLine(),0);else{o.line=n.after?o.line:o.line-1,o.ch=ne(e,o.line),e.setCursor(o);var i=t.commands.newlineAndIndentContinueComment||t.commands.newlineAndIndent;i(e)}this.enterInsertMode(e,{repeat:n.repeat},r)},paste:function(e,t,n){var r=Y(e.getCursor()),s=Nt.registerController.getRegister(t.registerName),l=s.toString();if(l){if(t.matchIndent){var d=e.getOption("tabSize"),c=function(e){var t=e.split("\t").length-1,n=e.split(" ").length-1;return t*d+1*n},u=e.getLine(e.getCursor().line),h=c(u.match(/^\s*/)[0]),m=l.replace(/\n$/,""),g=l!==m,f=c(l.match(/^\s*/)[0]),l=m.replace(/^\s*/gm,function(t){var n=h+(c(t)-f);if(0>n)return"";if(e.getOption("indentWithTabs")){var r=o(n/d);return Array(r+1).join("\t")}return Array(n+1).join(" ")});l+=g?"\n":""}if(1<t.repeat)var l=Array(t.repeat+1).join(l);var y=s.linewise,b=s.blockwise;if(y)n.visualMode?l=n.visualLine?l.slice(0,-1):"\n"+l.slice(0,l.length-1)+"\n":t.after?(l="\n"+l.slice(0,l.length-1),r.ch=ne(e,r.line)):r.ch=0;else{if(b){l=l.split("\n");for(var x=0;x<l.length;x++)l[x]=""==l[x]?" ":l[x]}r.ch+=t.after?1:0}var i,v;if(n.visualMode){n.lastPastedText=l;var k=de(e,n),S=k[0],w=k[1],C=e.getSelection(),T=e.listSelections(),_=Array(T.length).join("1").split("1"),E;n.lastSelection&&(E=n.lastSelection.headMark.find()),Nt.registerController.unnamedRegister.setText(C),b?(e.replaceSelections(_),w=p(S.line+l.length-1,S.ch),e.setCursor(S),ie(e,w),e.replaceSelections(l),i=S):n.visualBlock?(e.replaceSelections(_),e.setCursor(S),e.replaceRange(l,S,S),i=S):(e.replaceRange(l,S,w),i=e.posFromIndex(e.indexFromPos(S)+l.length-1)),E&&(n.lastSelection.headMark=e.setBookmark(E)),y&&(i.ch=0)}else if(b){e.setCursor(r);for(var x=0,A;x<l.length;x++){A=r.line+x,A>e.lastLine()&&e.replaceRange("\n",p(A,0));var I=ne(e,A);I<r.ch&&ae(e,A,r.ch)}e.setCursor(r),ie(e,p(r.line+l.length-1,r.ch)),e.replaceSelections(l),i=r}else 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f=p(m,0),y=p(g,ne(e,g)),b=e.getRange(f,y).split("\n"),x=h?h:"decimal"==u?/(-?)([\d]+)/:"hex"==u?/(-?)(?:0x)?([0-9a-f]+)/i:"octal"==u?/([0-7]+)/:null,v="decimal"==u?10:"hex"==u?16:"octal"==u?8:null,k=[],S=[];if(u||h)for(var w=0,i;w<b.length;w++)i=h?b[w].match(h):null,i&&""!=i[0]?k.push(i):!h&&x.exec(b[w])?k.push(b[w]):S.push(b[w]);else S=b;if(k.sort(h?o:r),h)for(var w=0;w<k.length;w++)k[w]=k[w].input;else u||S.sort(r);if(b=l?k.concat(S):S.concat(k),c){var C=b,T;b=[];for(var w=0;w<C.length;w++)C[w]!=T&&b.push(C[w]),T=C[w]}e.replaceRange(b.join("\n"),f,y)}},global:function(e,t){var n=t.argString;if(!n)return void We(e,"Regular Expression missing from global");var r=void 0===t.line?e.firstLine():t.line,o=t.lineEnd||t.line||e.lastLine(),s=Pe(n),l=n,d;if(s.length&&(l=s[0],d=s.slice(1,s.length).join("/")),l)try{Xe(e,l,!0,!0)}catch(t){return void We(e,"Invalid regex: "+l)}for(var 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y=q(e,p(g,0)),b=e.getSearchCursor(m,y);nt(e,i,s,g,f,b,m,o,t.callback)},redo:t.commands.redo,undo:t.commands.undo,write:function(e){t.commands.save?t.commands.save(e):e.save&&e.save()},nohlsearch:function(e){$e(e)},yank:function(e){var t=Y(e.getCursor()),n=t.line,r=e.getLine(n);Nt.registerController.pushText("0","yank",r,!0,!0)},delmarks:function(e,n){if(!n.argString||!re(n.argString))return void We(e,"Argument required");for(var r=e.state.vim,o=new t.StringStream(re(n.argString));!o.eol();){o.eatSpace();var i=o.pos;if(!o.match(/[a-zA-Z]/,!1))return void We(e,"Invalid argument: "+n.argString.substring(i));var l=o.next();if(o.match("-",!0)){if(!o.match(/[a-zA-Z]/,!1))return void We(e,"Invalid argument: "+n.argString.substring(i));var d=l,p=o.next();if(w(d)&&w(p)||_(d)&&_(p)){var c=d.charCodeAt(0),u=p.charCodeAt(0);if(c>=u)return void We(e,"Invalid argument: "+n.argString.substring(i));for(var h=0,m;h<=u-c;h++)m=s(c+h),delete r.marks[m]}else return void We(e,"Invalid argument: 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e=Nt.macroModeState;if(e.isRecording){if("q"==r)return e.exitMacroRecordMode(),B(n),!0;"mapping"!=o&&it(e,r)}}function s(){if("<Esc>"==r)return B(n),d.visualMode?ge(n):d.insertMode&&rt(n),!0}function l(e){for(var o;e;)o=/<\w+-.+?>|<\w+>|./.exec(e),r=o[0],e=e.substring(o.index+r.length),t.Vim.handleKey(n,r,"mapping")}var d=D(n),p;return p=d.insertMode?function(){if(s())return!0;for(var t=d.inputState.keyBuffer+=r,o=1==r.length,l=Ot.matchCommand(t,e,d.inputState,"insert");1<t.length&&"full"!=l.type;){var t=d.inputState.keyBuffer=t.slice(1),p=Ot.matchCommand(t,e,d.inputState,"insert");"none"!=p.type&&(l=p)}if("none"==l.type)return B(n),!1;if("partial"==l.type)return Lt&&window.clearTimeout(Lt),Lt=window.setTimeout(function(){d.insertMode&&d.inputState.keyBuffer&&B(n)},O("insertModeEscKeysTimeout")),!o;if(Lt&&window.clearTimeout(Lt),o){for(var 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