Support for native in leg, and start moving native tests to a specific test suite.

frog/leg/scanner/parser.dart

 // Copyright (c) 2011, 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.
 
 /**
  * An event generating parser of Dart programs. This parser expects
  * all tokens in a linked list.
  */
 class Parser {
   final Listener listener;
@@ skipping 179 matching lines @@
     if (value === 'default') return true;
     if (value === 'factory') {
       listener.recoverableError("expected 'default'", token: token);
       return true;
     }
     return false;
   }
 
   Token skipBlock(Token token) {
     if (!optional('{', token)) {
-      return listener.unexpected(token);
+      return listener.expectedBlockToSkip(token);
     }
     BeginGroupToken beginGroupToken = token;
     assert(beginGroupToken.endGroup === null ||
            beginGroupToken.endGroup.kind === $CLOSE_CURLY_BRACKET);
     return beginGroupToken.endGroup;
   }
 
   Token parseClass(Token token) {
     Token begin = token;
     listener.beginClassDeclaration(token);
@@ skipping 309 matching lines @@
         return gtToken.next;
       }
     }
     return peek;
   }
 
   Token parseClassBody(Token token) {
     Token begin = token;
     listener.beginClassBody(token);
     if (!optional('{', token)) {
-      token = listener.unexpected(token);
-      listener.endClassBody(0, begin, null);
-      return token;
+      token = listener.expectedClassBody(token);
     }
     token = token.next;
     int count = 0;
     while (notEofOrValue('}', token)) {
       token = parseMember(token);
       ++count;
     }
     listener.endClassBody(count, begin, token);
     return token;
   }
@@ skipping 209 matching lines @@
         expectSemicolon(token);
         listener.endReturnStatement(true, begin, token);
       } else {
         listener.endReturnStatement(true, begin, null);
       }
       return token;
     }
     Token begin = token;
     int statementCount = 0;
     listener.beginFunctionBody(begin);
-    token = expect('{', token);
+    if (!optional('{', token)) {
+      return listener.expectedFunctionBody(token);
+    } else {
+      token = token.next;
+    }
     while (notEofOrValue('}', token)) {
       token = parseStatement(token);
       ++statementCount;
     }
     listener.endFunctionBody(statementCount, begin, token);
     expect('}', token);
     return token;
   }
 
   Token parseStatement(Token token) {
@@ skipping 856 matching lines @@
     }
     listener.handleContinueStatement(hasTarget, continueKeyword, token);
     return expectSemicolon(token);
   }
 
   Token parseEmptyStatement(Token token) {
     listener.handleEmptyStatement(token);
     return expectSemicolon(token);
   }
 }