Implement LibraryMirror.metadata.

dart/sdk/lib/_internal/compiler/implementation/compile_time_constants.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;
 
 /**
  * The [ConstantHandler] keeps track of compile-time constants,
  * initializations of global and static fields, and default values of
  * optional parameters.
@@ skipping 44 matching lines @@
     compiledConstants.add(constant);
   }
 
   void registerInstantiatedClass(ClassElement element, TreeElements elements) {
     if (isMetadata) return;
     compiler.enqueuer.codegen.registerInstantiatedClass(element, elements);
   }
 
   void registerStaticUse(Element element) {
     if (isMetadata) return;
+    compiler.analyzeElement(element.declaration);
     compiler.enqueuer.codegen.registerStaticUse(element);
   }
 
   void registerGetOfStaticFunction(FunctionElement element) {
     if (isMetadata) return;
+    compiler.analyzeElement(element.declaration);
     compiler.enqueuer.codegen.registerGetOfStaticFunction(element);
   }
 
   void registerStringInstance(TreeElements elements) {
     registerInstantiatedClass(compiler.stringClass, elements);
   }
 
   void registerCreateRuntimeTypeFunction() {
     if (createRuntimeTypeFunction != null) return;
     SourceString helperName = const SourceString('createRuntimeType');
@@ skipping 37 matching lines @@
    * Returns the a compile-time constant if the variable could be compiled
    * eagerly. Otherwise returns `null`.
    */
   Constant compileVariable(VariableElement element, {bool isConst: false}) {
     return measure(() {
       if (initialVariableValues.containsKey(element)) {
         Constant result = initialVariableValues[element];
         return result;
       }
       return compiler.withCurrentElement(element, () {
-        TreeElements definitions = compiler.analyzeElement(element);
+        TreeElements definitions = compiler.analyzeElement(element.declaration);
         Constant constant = compileVariableWithDefinitions(
             element, definitions, isConst: isConst);
         return constant;
       });
     });
   }
 
   /**
    * Returns the a compile-time constant if the variable could be compiled
    * eagerly. If the variable needs to be initialized lazily returns `null`.
@@ skipping 500 matching lines @@
     return compiledArguments;
   }
 
   Constant visitNewExpression(NewExpression node) {
     if (!node.isConst()) {
       return signalNotCompileTimeConstant(node);
     }
 
     Send send = node.send;
     FunctionElement constructor = elements[send];
+    // TODO(ahe): This is nasty: we must eagerly analyze the
+    // constructor to ensure the redirectionTarget has been computed
+    // correctly.  Find a way to avoid this.
+    compiler.analyzeElement(constructor.declaration);
     constructor = constructor.redirectionTarget;
     ClassElement classElement = constructor.getEnclosingClass();
     // The constructor must be an implementation to ensure that field
     // initializers are handled correctly.
     constructor = constructor.implementation;
     assert(invariant(node, constructor.isImplementation));
 
     Selector selector = elements.getSelector(send);
     List<Constant> arguments = evaluateArgumentsToConstructor(
         node, selector, send.arguments, constructor);
@@ skipping 223 matching lines @@
           if (fieldValue == null) {
             // Use the default value.
             fieldValue = handler.compileConstant(field);
           }
           jsNewArguments.add(fieldValue);
         },
         includeSuperAndInjectedMembers: true);
     return jsNewArguments;
   }
 }