Emit classes using ASTs

sdk/lib/_internal/compiler/implementation/compiler.dart

 // Copyright (c) 2012, 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.
 
 part of dart2js;
 
 /**
  * If true, print a warning for each method that was resolved, but not
  * compiled.
  */
@@ skipping 33 matching lines @@
   bool allowSpeculativeOptimization = true;
   List<HTypeGuard> guards = const <HTypeGuard>[];
 
   WorkItem(this.element, this.resolutionTree, this.compilationContext) {
     assert(invariant(element, element.isDeclaration));
   }
 
   bool isAnalyzed() => resolutionTree != null;
 
   void run(Compiler compiler, Enqueuer world) {
-    CodeBuffer codeBuffer = world.universe.generatedCode[element];
-    if (codeBuffer != null) return;
+    js.Expression code = world.universe.generatedCode[element];

[ngeoffray, 2013/01/10 10:40:07]

Did you measure the memory impact of this change?

[sra1, 2013/01/10 16:32:42]

Is there a convenient way to do this?

+    if (code != null) return;
     resolutionTree = compiler.analyze(this, world);
     compiler.codegen(this, world);
   }
 }
 
 class ReadingFilesTask extends CompilerTask {
   ReadingFilesTask(Compiler compiler) : super(compiler);
   String get name => 'Reading input files';
 }
 
@@ skipping 921 matching lines @@
   // TODO(johnniwinther): Use [spannable] and [message] to provide better
   // information on assertion errors.
   if (condition is Function){
     condition = condition();
   }
   if (spannable == null || !condition) {
     throw new SpannableAssertionFailure(spannable, message);
   }
   return true;
 }