Implement enum types in VM

runtime/vm/token.h

 // 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.
 
 #ifndef VM_TOKEN_H_
 #define VM_TOKEN_H_
 
 #include "platform/assert.h"
 
 namespace dart {
@@ skipping 134 matching lines @@
   KW(kASSERT, "assert", 10, kKeyword)                                          \
   KW(kBREAK, "break", 0, kKeyword)                                             \
   KW(kCASE, "case", 0, kKeyword)                                               \
   KW(kCATCH, "catch", 0, kKeyword)                                             \
   KW(kCLASS, "class", 0, kKeyword)                                             \
   KW(kCONST, "const", 0, kKeyword)                                             \
   KW(kCONTINUE, "continue", 0, kKeyword)                                       \
   KW(kDEFAULT, "default", 0, kKeyword)                                         \
   KW(kDO, "do", 0, kKeyword)                                                   \
   KW(kELSE, "else", 0, kKeyword)                                               \
+  KW(kENUM, "enum", 0, kKeyword)                                               \
   KW(kEXPORT, "export", 0, kPseudoKeyword)                                     \
   KW(kEXTENDS, "extends", 0, kKeyword)                                         \
   KW(kEXTERNAL, "external", 0, kPseudoKeyword)                                 \
   KW(kFACTORY, "factory", 0, kPseudoKeyword)                                   \
   KW(kFALSE, "false", 0, kKeyword)                                             \
   KW(kFINAL, "final", 0, kKeyword)                                             \
   KW(kFINALLY, "finally", 0, kKeyword)                                         \
   KW(kFOR, "for", 0, kKeyword)                                                 \
   KW(kGET, "get", 0, kPseudoKeyword)                                           \
   KW(kIF, "if", 0, kKeyword)                                                   \
@@ skipping 151 matching lines @@
   static const char* name_[];
   static const char* tok_str_[];
   static const uint8_t precedence_[];
   static const Attribute attributes_[];
 };
 
 
 }  // namespace dart
 
 #endif  // VM_TOKEN_H_