Check for compile-time constants in DartCompiler

compiler/java/com/google/dart/compiler/DartCompilerErrorCode.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;
 
 /**
  * Valid error codes for the errors produced by the Dart compiler.
  */
 public enum DartCompilerErrorCode implements ErrorCode {
@@ skipping 21 matching lines @@
   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"),
   CATCH_OR_FINALLY_EXPECTED("catch or finally clause expected."),
   CONSTRUCTOR_CANNOT_BE_ABSTRACT("A constructor cannot be asbstract"),
   CONSTRUCTOR_CANNOT_BE_STATIC("A constructor cannot be static"),
   CONSTRUCTOR_MUST_CALL_SUPER("Constructors must call super constructor"),
-  CONST_CONSTRUCTOR_CANNOT_HAVE_BODY("A cconst onstructor cannot have a body"),
+  CONST_CONSTRUCTOR_CANNOT_HAVE_BODY("A const constructor cannot have a body"),
   CONST_CONSTRUCTOR_MUST_CALL_CONST_SUPER("const constructor must call const super constructor"),
   CONSTANTS_MUST_BE_INITIALIZED("constants must be initialized"),
   CYCLIC_CLASS("%s causes a cycle in the supertype graph"),
   DEFAULT_POSITIONAL_PARAMETER("Positional parameters cannot have default values"),
   DID_YOU_MEAN_NEW("%1$s is a %2$s. Did you mean (new %1$s)?"),
   DISALLOWED_ABSTRACT_KEYWORD("SyntaxError: abstract keyword not allowed here"),
   DISALLOWED_FACTORY_KEYWORD("SyntaxError: factory keyword not allowed here"),
   DUPLICATE_DEFINITION("duplicate definition of %s"),
   DUPLICATED_INTERFACE("%s and %s are duplicated in the supertype graph"),
   ENTRY_POINT_IN_LIBRARY("Libraries may not specify an entry point"),
   ENTRY_POINT_METHOD_CANNOT_HAVE_PARAMETERS("Main entry point method cannot have parameters"),
   ENTRY_POINT_METHOD_MAY_NOT_BE_GETTER("Entry point \"%s\" may not be a getter"),
   ENTRY_POINT_METHOD_MAY_NOT_BE_SETTER("Entry point \"%s\" may not be a setter"),
   EXPECTED_AN_INSTANCE_FIELD_IN_SUPER_CLASS(
       "expected an instance field in the super class, but got %s"),
   EXPECTED_ARRAY_OR_MAP_LITERAL("Expected array or map literal"),
   EXPECTED_CASE_OR_DEFAULT("Expected 'case' or 'default'"),
   EXPECTED_COMMA_OR_RIGHT_BRACE("Expected ',' or '}'"),
   EXPECTED_COMMA_OR_RIGHT_PAREN("Expected ',' or ')', but got '%s'"),
   EXPECTED_COMPOUND_STATEMENT("SyntaxError: expected if, switch, while, do, or for"),
+  EXPECTED_CONSTANT_EXPRESSION("Expected constant expression"),
+  EXPECTED_CONSTANT_EXPRESSION_BOOLEAN("Expected constant expression of type bool, got %s"),
+  EXPECTED_CONSTANT_EXPRESSION_INT("Expected constant expression of type int, got %s"),
+  EXPECTED_CONSTANT_EXPRESSION_NUMBER("Expected constant expression of type num, got %s"),
+  EXPECTED_CONSTANT_EXPRESSION_STRING_NUMBER_BOOL(
+      "Expected constant expression of type String, num or bool, got %s"),
   EXPECTED_CONSTANT_LITERAL("Expected a constant literal"),
   EXPECTED_EOS("Unexpected token '%s' (expected end of file)"),
   EXPECTED_FIELD_NOT_CLASS("%s is a class, expected a local field"),
   EXPECTED_FIELD_NOT_METHOD("%s is a method, expected a local field"),
   EXPECTED_FIELD_NOT_PARAMETER("%s is a parameter, expected a local field"),
   EXPECTED_FIELD_NOT_TYPE_VAR("%s is a type variable, expected a local field"),
   EXPECTED_IDENTIFIER("Expected identifier"),
   EXPECTED_ONE_ARGUMENT("Expected one argument"),
   EXPECTED_LEFT_BRACKET_OR_LEFT_BRACE("'[' or '{' expected"),
   EXPECTED_LEFT_PAREN("'(' expected"),
@@ skipping 139 matching lines @@
    */
   private DartCompilerErrorCode(String message) {
     this.message = message;
   }
 
   @Override
   public String getMessage() {
     return message;
   }
 }