Report info messages together with their error, warning, or hint.

tests/compiler/dart2js/parser_helper.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.
 
 library parser_helper;
 
 import "package:expect/expect.dart";
 
 import "package:compiler/src/elements/elements.dart";
 import "package:compiler/src/tree/tree.dart";
@@ skipping 19 matching lines @@
 
 export "package:compiler/src/diagnostics/diagnostic_listener.dart";
 export 'package:compiler/src/parser/listener.dart';
 export 'package:compiler/src/parser/node_listener.dart';
 export 'package:compiler/src/parser/parser.dart';
 export 'package:compiler/src/parser/partial_parser.dart';
 export 'package:compiler/src/parser/partial_elements.dart';
 export "package:compiler/src/tokens/token.dart";
 export "package:compiler/src/tokens/token_constants.dart";
 
-class LoggerCanceler implements DiagnosticListener {
+class LoggerCanceler extends DiagnosticListener {
   void log(message) {
     print(message);
   }
 
   void internalError(node, String message) {
     log(message);
   }
 
   SourceSpan spanFromSpannable(node) {
     throw 'unsupported operation';
   }
 
-  void reportMessage(SourceSpan span, Message message, kind) {
+  void reportError(
+      DiagnosticMessage message,
+      [List<DiagnosticMessage> infos = const <DiagnosticMessage>[]]) {
     log(message);
+    infos.forEach(log);
   }
 
-  void reportFatalError(Spannable node,
-                        MessageKind errorCode,
-                        [Map arguments]) {
-    log(new Message(MessageTemplate.TEMPLATES[errorCode], arguments, false));
-  }
-
-  void reportError(Spannable node, MessageKind errorCode, [Map arguments]) {
-    log(new Message(MessageTemplate.TEMPLATES[errorCode], arguments, false));
-  }
-
-  void reportWarning(Spannable node, MessageKind errorCode, [Map arguments]) {
-    log(new Message(MessageTemplate.TEMPLATES[errorCode], arguments, false));
+  void reportWarning(
+      DiagnosticMessage message,
+      [List<DiagnosticMessage> infos = const <DiagnosticMessage>[]]) {
+    log(message);
+    infos.forEach(log);
   }
 
   void reportInfo(Spannable node, MessageKind errorCode, [Map arguments]) {
     log(new Message(MessageTemplate.TEMPLATES[errorCode], arguments, false));
   }
 
-  void reportHint(Spannable node, MessageKind errorCode, [Map arguments]) {
-    log(new Message(MessageTemplate.TEMPLATES[errorCode], arguments, false));
+  void reportHint(
+      DiagnosticMessage message,
+      [List<DiagnosticMessage> infos = const <DiagnosticMessage>[]]) {
+    log(message);
+    infos.forEach(log);
   }
 
   withCurrentElement(Element element, f()) => f();
+
+  @override
+  DiagnosticMessage createMessage(
+      Spannable spannable,
+      MessageKind messageKind,
+      [Map arguments = const {}]) {
+    return new DiagnosticMessage(
+        null, spannable,
+        new Message(MessageTemplate.TEMPLATES[messageKind], arguments, false));
+  }
 }
 
 Token scan(String text) =>
     new StringScanner.fromString(text)
     .tokenize();
 
 Node parseBodyCode(String text, Function parseMethod,
                    {DiagnosticListener diagnosticHandler}) {
   Token tokens = scan(text);
   if (diagnosticHandler == null) diagnosticHandler = new LoggerCanceler();
@@ skipping 48 matching lines @@
   ElementListener listener = new ElementListener(compiler, unit, () => id++);
   PartialParser parser = new PartialParser(listener);
   compiler.withCurrentElement(unit, () => parser.parseUnit(tokens));
   return unit.localMembers;
 }
 
 NodeList fullParseUnit(String source, {DiagnosticListener diagnosticHandler}) {
   return parseBodyCode(source, (parser, tokens) => parser.parseUnit(tokens),
                        diagnosticHandler: diagnosticHandler);
 }