Created
February 28, 2014 10:31
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JS / Dart: Load alternative JS file from /js/*.js instead of /dart/*.dart.js
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// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
// for details. All rights reserved. Use of this source code is governed by a | |
// BSD-style license that can be found in the LICENSE file. | |
(function() { | |
// Bootstrap support for Dart scripts on the page as this script. | |
if (navigator.userAgent.indexOf('(Dart)') === -1) { | |
// TODO: | |
// - Support in-browser compilation. | |
// - Handle inline Dart scripts. | |
// Fall back to compiled JS. Run through all the scripts and | |
// replace them if they have a type that indicate that they source | |
// in Dart code (type="application/dart"). | |
var scripts = document.getElementsByTagName("script"); | |
var length = scripts.length; | |
for (var i = 0; i < length; ++i) { | |
if (scripts[i].type == "application/dart") { | |
// Remap foo.dart to foo.dart.js. | |
if (scripts[i].src && scripts[i].src !== '') { | |
var script = document.createElement('script'); | |
script.src = scripts[i].src | |
.replace(/\/dart\//, '/js/') | |
.replace(/\.dart(?=\?|$)/, '.js'); | |
var parent = scripts[i].parentNode; | |
// TODO(vsm): Find a solution for issue 8455 that works with more | |
// than one script. | |
document.currentScript = script; | |
parent.replaceChild(script, scripts[i]); | |
} | |
} | |
} | |
} | |
})(); |
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