| // 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. |
| |
| #include "vm/token.h" |
| |
| #include "vm/object.h" |
| |
| namespace dart { |
| |
| #define TOKEN_NAME(t, s, p, a) #t, |
| const char* Token::name_[] = {DART_TOKEN_LIST(TOKEN_NAME) |
| DART_KEYWORD_LIST(TOKEN_NAME)}; |
| #undef TOKEN_NAME |
| |
| #define TOKEN_STRING(t, s, p, a) s, |
| const char* Token::tok_str_[] = {DART_TOKEN_LIST(TOKEN_STRING) |
| DART_KEYWORD_LIST(TOKEN_STRING)}; |
| #undef TOKEN_STRING |
| |
| #define TOKEN_PRECEDENCE(t, s, p, a) p, |
| const uint8_t Token::precedence_[] = {DART_TOKEN_LIST(TOKEN_PRECEDENCE) |
| DART_KEYWORD_LIST(TOKEN_PRECEDENCE)}; |
| #undef TOKEN_PRECEDENCE |
| |
| #define TOKEN_ATTRIBUTE(t, s, p, a) a, |
| const Token::Attribute Token::attributes_[] = { |
| DART_TOKEN_LIST(TOKEN_ATTRIBUTE) DART_KEYWORD_LIST(TOKEN_ATTRIBUTE)}; |
| #undef TOKEN_ATTRIBUTE |
| |
| bool Token::IsBinaryOperator(Token::Kind token) { |
| switch (token) { |
| case Token::kOR: |
| case Token::kAND: |
| return true; |
| default: |
| return IsBinaryArithmeticOperator(token); |
| } |
| } |
| |
| bool Token::IsUnaryOperator(Token::Kind token) { |
| return (token == kNOT) || IsUnaryArithmeticOperator(token); |
| } |
| |
| bool Token::IsBinaryArithmeticOperator(Token::Kind token) { |
| switch (token) { |
| case Token::kADD: |
| case Token::kSUB: |
| case Token::kMUL: |
| case Token::kDIV: |
| case Token::kTRUNCDIV: |
| case Token::kMOD: |
| case Token::kBIT_OR: |
| case Token::kBIT_XOR: |
| case Token::kBIT_AND: |
| case Token::kSHL: |
| case Token::kSHR: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| bool Token::IsUnaryArithmeticOperator(Token::Kind token) { |
| return (token == kBIT_NOT) || (token == kNEGATE); |
| } |
| |
| bool Token::IsBinaryBitwiseOperator(Token::Kind token) { |
| switch (token) { |
| case Token::kBIT_OR: |
| case Token::kBIT_XOR: |
| case Token::kBIT_AND: |
| case Token::kSHL: |
| case Token::kSHR: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| } // namespace dart |