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dart/site/try/src/compilation.dart

 // 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.
 
 library trydart.compilation;
 
 import 'dart:html' show
+    AnchorElement,
     Blob,
     Element,
     ErrorEvent,
     IFrameElement,
     MessageEvent,
     Url,
     Worker,
+    document,
     window;
 
 import 'dart:async' show
     Timer;
 
 import 'dart:isolate' show
     ReceivePort,
     SendPort;
 
 import 'editor.dart' show
@@ skipping 34 matching lines @@
  */
 const String PRIVATE_SCHEME = 'org-trydart';
 
 SendPort compilerPort;
 
 // TODO(ahe): Remove this.
 String get currentSource => window.localStorage['currentSource'];
 
 void set currentSource(String text) {
   window.localStorage['currentSource'] = text;
+  AnchorElement a = document.querySelector('#share-link');
+  if (a != null) {
+    String sourceQuery = '?source=${Uri.encodeQueryComponent(text)}';
+    a.href = '${Uri.base.resolve(sourceQuery)}';
+  }
 }
 
 bool startCompilation() {
   if (!CompilationProcess.shouldStartCompilation()) return false;
   new CompilationProcess(currentSource, outputDiv).start();
   return true;
 }
 
 class CompilationProcess {
   final String source;
@@ skipping 218 matching lines @@
       compile(list[0], list[1]);
     } catch (exception, stack) {
       port.send('$exception\n$stack');
     }
   });
   var notTrue = false; // Confuse the analyzer.
   if (notTrue) {
     cacheCompiler.compilerFor(null);
   }
 }