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Code Issues Releases Wiki Activity

lazy load compiler scripts.

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This commit is contained in:
Kushagra Gour
2016-07-15 00:52:04 +05:30
parent f9158b163b
commit e497223db5
3 changed files with 108 additions and 78 deletions
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7
src/index.html
View File

@@ -506,6 +506,7 @@
<script src="lib/codemirror/addon/edit/matchbrackets.js"></script>
<script src="lib/codemirror/addon/edit/closebrackets.js"></script>
<script src="lib/codemirror/addon/edit/closetag.js"></script>
<script src="lib/codemirror/addon/comment/comment.js"></script>
<script src="lib/codemirror/addon/mode/loadmode.js"></script>
<script src="lib/codemirror/mode/xml/xml.js"></script>
@@ -515,14 +516,10 @@
<script src="lib/codemirror/keymap/sublime.js"></script>
<script src="lib/emmet.js"></script>
<script src="lib/sass.js"></script>
<script src="lib/less.min.js"></script>
<script src="lib/babel.min.js"></script>
<script src="lib/coffee-script.js"></script>
<script src="lib/split.js"></script>
<script src="deferred.js"></script>
<script src="loader.js"></script>
<script src="script.js"></script>
<script src="dropdown.js"></script>

8
src/loader.js
View File

@@ -1,5 +1,7 @@
(function(w) {
// https://github.com/filamentgroup/loadCSS/blob/master/src/loadCSS.js
var loadCSS = function( href, before, media ){
window.loadCSS = function( href, before, media ){
// Arguments explained:
// `href` [REQUIRED] is the URL for your CSS file.
// `before` [OPTIONAL] is the element the script should use as a reference for injecting our stylesheet <link> before
@@ -67,7 +69,7 @@ var loadCSS = function( href, before, media ){
return true;
};
var loadJS = function( src, cb ) {
window.loadJS = function( src, cb ) {
var d = deferred();
var ref = w.document.getElementsByTagName( "script" )[ 0 ];
var script = w.document.createElement( "script" );
@@ -79,3 +81,5 @@ var loadJS = function( src, cb ) {
};
return d.promise;
};
})(window);

33
src/script.js
View File

@@ -14,7 +14,7 @@
COFFEESCRIPT: 'coffee'
};
var CssModes = {
CSS: 'js',
CSS: 'css',
SCSS: 'scss',
LESS: 'less'
};
@@ -122,9 +122,35 @@
saveSetting('code', code);
}
/**
* Loaded the code comiler based on the mode selected
*/
function handleModeRequirements(mode) {
// Exit if already loaded
if (modes[mode].hasLoaded) { return; }
function setLoadedFlag() {
modes[mode].hasLoaded = true;
}
if (mode === CssModes.LESS) {
loadJS('lib/less.min.js').then(setLoadedFlag);
} else if (mode === CssModes.SCSS) {
loadJS('lib/sass.js').then(function () {
window.sass = new Sass('lib/sass.worker.js');
setLoadedFlag();
});
} else if (mode === JsModes.COFFEESCRIPT) {
loadJS('lib/coffee-script.js').then(setLoadedFlag);
} else if (mode === JsModes.ES6) {
loadJS('lib/babel.min.js').then(setLoadedFlag);
}
}
function updateCssMode(value) {
cssMode = value;
cssModelLabel.textContent = modes[value].label;
handleModeRequirements(value);
CodeMirror.autoLoadMode(editur.cm.css, modes[value].cmMode);
chrome.storage.sync.set({
cssMode: value
@@ -133,11 +159,15 @@
function updateJsMode(value) {
jsMode = value;
jsModelLabel.textContent = modes[value].label;
handleModeRequirements(value);
CodeMirror.autoLoadMode(editur.cm.js, modes[value].cmMode);
chrome.storage.sync.set({
jsMode: value
}, function () {});
}
// computeHtml, computeCss & computeJs evaluate the final code according
// to whatever mode is selected and resolve the returned promise with the code.
function computeHtml() {
return editur.cm.html.getValue();
}
@@ -276,7 +306,6 @@
var lastCode;
CodeMirror.modeURL = "lib/codemirror/mode/%N/%N.js";
window.sass = new Sass('lib/sass.worker.js');
layoutBtn1.addEventListener('click', function () { saveSetting('layoutMode', 1); toggleLayout(1); return false; });
layoutBtn2.addEventListener('click', function () { saveSetting('layoutMode', 2); toggleLayout(2); return false; });