Files
sdk/pkg/browser/lib/dart.js
T
blois@google.com 3d0ace5885 Re-try of Tightening up dart2js load timing.
This is a fixup of https://codereview.chromium.org/22488002/, first patch is the original, subsequent the fixes.

BUG=
R=ahe@google.com, vsm@google.com

Review URL: https://codereview.chromium.org//23121004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@26244 260f80e4-7a28-3924-810f-c04153c831b5
2013-08-15 23:57:07 +00:00

40 lines
1.4 KiB
JavaScript

// 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.webkitStartDart) {
if (!navigator.webkitStartDart()) {
document.body.innerHTML = 'This build has expired. Please download a new Dartium at http://www.dartlang.org/dartium/index.html';
}
} else {
// 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.
//
// <script type="application/dart" src="..."></script>
//
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(?=\?|$)/, '.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]);
}
}
}
}
})();