Make method overrides with differing parameters a compile-time error

compiler/java/com/google/dart/compiler/resolver/ResolverErrorCode.java

 // 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.
 package com.google.dart.compiler.resolver;
 
 import com.google.dart.compiler.ErrorCode;
 import com.google.dart.compiler.ErrorSeverity;
 import com.google.dart.compiler.SubSystem;
 
 /**
  * {@link ErrorCode}s for resolver.
  */
 public enum ResolverErrorCode implements ErrorCode {
   CANNOT_ACCESS_OUTER_LABEL("Cannot access label %s declared in an outer function"),
   CANNOT_ACCESS_FIELD_IN_INIT("Cannot access an instance field in an initializer expression"),
   CANNOT_ASSIGN_TO_FINAL("cannot assign value to final variable \"%s\"."),
   CANNOT_BE_RESOLVED("cannot resolve %s"),
   CANNOT_BE_RESOLVED_LIBRARY("cannot resolve %s in library %s"),
   CANNOT_BE_INITIALIZED("cannot be initialized"),
   CANNOT_CALL_LABEL("Labels cannot be called"),
   CANNOT_DECLARE_NON_FACTORY_CONSTRUCTOR(
       "Cannot declare a non-factory named constructor of another class."),
   CANNOT_INIT_FIELD_FROM_SUPERCLASS("Cannot initialize a field from a super class"),
   CANNOT_INIT_STATIC_FIELD_IN_INITIALIZER("Cannot initialize a static field in an initializer list"),
   CANNOT_OVERRIDE_INSTANCE_MEMBER("static member cannot override instance member %s of %s"),
   CANNOT_OVERRIDE_STATIC_MEMBER("cannot override static member %s of %s"),
+  CANNOT_OVERRIDE_METHOD_WRONG_NUM_PARAMS(
+      "cannot override method %s, wrong number of parameters"),
+      CANNOT_OVERRIDE_METHOD_NUM_NAMED_PARAMS(

[scheglov, 2011/12/09 16:49:52]

Formatting (indentation)

+          "cannot override method %s, number of named parameters doesn't match"),
+      CANNOT_OVERRIDE_METHOD_ORDER_NAMED_PARAMS(
+          "cannot override method %s, order of named parameters doesn't match"),
   CANNOT_RESOLVE_CONSTRUCTOR("cannot resolve constructor %s"),
   CANNOT_RESOLVE_FIELD("cannot resolve field %s"),
   CANNOT_RESOLVE_LABEL("cannot resolve label %s"),
   CANNOT_RESOLVE_METHOD("cannot resolve method %s"),
   CANNOT_RESOLVE_SUPER_CONSTRUCTOR("cannot resolve method %s"),
   CANNOT_RESOLVE_IMPLICIT_CALL_TO_SUPER_CONSTRUCTOR(
       "super type %s does not have a default constructor"),
   CIRCULAR_REFERENCE(
       "Circular reference detected:  compile-time constants cannot reference themselves."),
   CONSTRUCTOR_CANNOT_BE_ABSTRACT("A constructor cannot be asbstract"),
@@ skipping 103 matching lines @@
   @Override
   public ErrorSeverity getErrorSeverity() {
     return severity;
   }
 
   @Override
   public SubSystem getSubSystem() {
     return SubSystem.RESOLVER;
   }
 }