moodle/lib/yui/selector/selector-beta-min.js

/*
Copyright (c) 2008, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.5.0
*/
(function(){var U=function(){};var E=YAHOO.util;var F={BEGIN:"^",END:"$",OR:"|",SP:"\\s+"};F.BEGIN_SPACE="(?:"+F.BEGIN+F.OR+F.SP+")";F.END_SPACE="(?:"+F.SP+F.OR+F.END+")";F.NTH_CHILD="^(?:([-]?\\d*)(n){1}|(odd|even)$)*([-+]?\\d*)$";U.prototype={document:window.document,attrAliases:{"for":"htmlFor"},shorthand:{"\\#(-?[_a-z]+[-\\w]*)":"[id=$1]","\\.(-?[_a-z]+[-\\w]*)":"[class~=$1]"},operators:{"=":function(W,X){return W===X;},"!=":function(W,X){return W!==X;},"~=":function(W,Y){var X=" ";return(X+W+X).indexOf((X+Y+X))>-1;},"|=":function(W,X){return H(F.BEGIN+X+"[-]?").test(W);},"^=":function(W,X){return W.indexOf(X)===0;},"$=":function(W,X){return W.lastIndexOf(X)===W.length-X.length;},"*=":function(W,X){return W.indexOf(X)>-1;},"":function(W,X){return W;}},pseudos:{"root":function(W){return W===W.ownerDocument.documentElement;},"nth-child":function(W,X){return S(W,X);},"nth-last-child":function(W,X){return S(W,X,null,true);},"nth-of-type":function(W,X){return 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W.contains(X);};}else{if(document.documentElement.compareDocumentPosition){return function(X,W){return !!(W.compareDocumentPosition(X)&16);};}else{return function(Y,X){var W=Y.parentNode;while(W){if(Y===W){return true;}W=W.parentNode;}return false;};}}}();var R=function(Z,b,c,Y){var X=[];for(var a=0,W=Z.length;a<W;++a){if(!V(Z[a],0,b)||(Y&&Z[a]._found)){continue;}if(c){return Z[a];}if(Y){Z[a]._found=true;N[N.length]=Z[a];}X[X.length]=Z[a];}return X;};var V=function(Y,b,a){a=a||C(b).pop()||{};if(!Y||Y._found||(a.tag!="*"&&Y.tagName.toLowerCase()!=a.tag)){return false;}var X=U.operators,W=U.pseudos,e=a.attributes,f=a.pseudos,Z=a.previous;if(e.length){for(var c=0,d=e.length;c<d;++c){if(X[e[c][1]]&&!X[e[c][1]](Y.getAttribute(e[c][0],2),e[c][2])){return false;}}}if(f.length){for(c=0,d=f.length;c<d;++c){if(W[f[c][0]]&&!W[f[c][0]](Y,f[c][1])){return false;}}}if(Z){if(Z.combinator!==","){return P[Z.combinator](Y,a);}}return true;};var N=[];var L=[];var T={};var J=function(){for(var X=0,W=N.length;X<W;++X){try{delete N[X]._found;}catch(Y){N[X].removeAttribute("_found");}}N=[];};var B=function(){if(!document.documentElement.children){return function(){for(var X=0,W=L.length;X<W;++X){delete L[X]._children;}L=[];};}else{return function(){};}}();var H=function(X,W){W=W||"";if(!T[X+W]){T[X+W]=new RegExp(X,W);}return T[X+W];};var P={" ":function(X,W){X=X.parentNode;while(X&&X.tagName){if(V(X,null,W.previous)){return true;}X=X.parentNode;}return false;},">":function(X,W){return V(X.parentNode,null,W.previous);},"+":function(Y,X){var W=Y.previousSibling;while(W&&W.nodeType!==1){W=W.previousSibling;}if(W&&V(W,null,X.previous)){return true;}return false;},"~":function(Y,X){var W=Y.previousSibling;while(W){if(W.nodeType===1&&V(W,null,X.previous)){return true;}W=W.previousSibling;}return false;}};var G=function(){if(document.documentElement.children){return function(X,W){return(W)?X.children.tags(W):X.children||[];};}else{return function(a,X){if(a._children){return 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D={tag:/^((?:-?[_a-z]+[\w-]*)|\*)/i,attributes:/^\[([a-z]+\w*)+([~\|\^\$\*!=]=?)?['"]?([^\]]*)['"]?\]*/i,pseudos:/^:([-\w]+)(?:\(['"]?(.+)['"]?\))*/i,combinator:/^\s*([>+~]|\s)\s*/};
var C=function(W){var Y={},b=[],c,a=false,X;W=A(W);do{a=false;for(var Z in D){if(Z!="tag"&&Z!="combinator"){Y[Z]=Y[Z]||[];}if(X=D[Z].exec(W)){a=true;if(Z!="tag"&&Z!="combinator"){if(Z==="attributes"&&X[1]==="id"){Y.id=X[3];}Y[Z].push(X.slice(1));}else{Y[Z]=X[1];}W=W.replace(X[0],"");if(Z==="combinator"||!W.length){Y.attributes=K(Y.attributes);Y.pseudos=Y.pseudos||[];Y.tag=Y.tag||"*";b.push(Y);Y={previous:Y};}}}}while(a);return b;};var K=function(X){var Y=U.attrAliases;X=X||[];for(var Z=0,W=X.length;Z<W;++Z){if(Y[X[Z][0]]){X[Z][0]=Y[X[Z][0]];}if(!X[Z][1]){X[Z][1]="";}}return X;};var A=function(X){var Y=U.shorthand;var Z=X.match(D.attributes);if(Z){X=X.replace(D.attributes,"REPLACED_ATTRIBUTE");}for(var b in Y){X=X.replace(H(b,"gi"),Y[b]);}if(Z){for(var a=0,W=Z.length;a<W;++a){X=X.replace("REPLACED_ATTRIBUTE",Z[a]);}}return X;};if(YAHOO.env.ua.ie){U.prototype.attrAliases["class"]="className";}U=new U();U.TOKENS=F;U.patterns=D;E.Selector=U;})();YAHOO.register("selector",YAHOO.util.Selector,{version:"2.5.0",build:"895"});