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/* |
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* Copyright (C) 2012 David Anderson |
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* |
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* This file is part of JITCraft. |
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* |
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* JITCraft is free software: you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License as published by the Free |
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* Software Foundation, either version 3 of the License, or (at your option) |
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* any later version. |
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* |
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* Foobar is distributed in the hope that it will be useful, but WITHOUT ANY |
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along with |
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* JITCraft. If not, see http://www.gnu.org/licenses/. |
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*/ |
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#ifndef _include_jitcraft_token_h_ |
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#define _include_jitcraft_token_h_ |
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namespace jc { |
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struct SourcePosition |
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{ |
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int line; |
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int col; |
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SourcePosition() |
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: line(-1), |
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col(-1) |
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{ |
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} |
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}; |
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// List of tokens the scanner can recognize. |
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// |
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// Some restrictions: |
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// * (ASSIGN_ADD - TOK_PLUS) must be the delta between an operator and its |
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// op-and-assign equivalent. |
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#define TOKENMAP(_) \ |
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_(ERROR, "<error>") \ |
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_(NEW, "'new'") \ |
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_(FOR, "'for'") \ |
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_(RETURN, "'return'") \ |
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_(NAME, "<name>") \ |
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_(INTEGER_LITERAL, "<integer>") \ |
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_(FLOAT_LITERAL, "<float>") \ |
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_(STRING_LITERAL, "<string>") \ |
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_(IF, "<if>") \ |
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_(ELSE, "<else>") \ |
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_(ENUM, "<enum>") \ |
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_(LABEL, "<label>") \ |
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_(WHILE, "<while>") \ |
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_(DO, "<do>") \ |
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_(BREAK, "<break>") \ |
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_(CONTINUE, "<continue>") \ |
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_(PLUS, "+") \ |
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_(MINUS, "-") \ |
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_(STAR, "*") \ |
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_(SLASH, "/") \ |
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_(AMPERSAND, "&") \ |
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_(BITOR, "|") \ |
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_(BITXOR, "^") \ |
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_(SHR, ">>") \ |
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_(USHR, ">>>") \ |
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_(SHL, "<<") \ |
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_(ASSIGN, "=") \ |
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_(SEMICOLON, ";") \ |
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_(LBRACE, "{") \ |
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_(RBRACE, "}") \ |
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_(LPAREN, "(") \ |
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_(RPAREN, ")") \ |
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_(LBRACKET, "[") \ |
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_(RBRACKET, "]") \ |
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_(ASSIGN_ADD, "+=") \ |
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_(ASSIGN_SUB, "-=") \ |
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_(ASSIGN_MUL, "*=") \ |
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_(ASSIGN_DIV, "/=") \ |
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_(ASSIGN_BITAND, "&=") \ |
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_(ASSIGN_BITOR, "|=") \ |
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_(ASSIGN_BITXOR, "^=") \ |
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_(ASSIGN_SHR, ">>=") \ |
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_(ASSIGN_USHR, ">>>=") \ |
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_(ASSIGN_SHL, "<<=") \ |
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_(INCREMENT, "++") \ |
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_(DECREMENT, "--") \ |
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_(EQUALS, "==") \ |
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_(NOTEQUALS, "!=") \ |
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_(LT, "<") \ |
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_(LE, "<=") \ |
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_(GT, ">") \ |
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_(GE, ">=") \ |
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_(COMMA, ",") \ |
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_(EOF, "<end-of-file>") |
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enum TokenKind |
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{ |
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# define _(name, str) TOK_##name, |
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TOKENMAP(_) |
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# undef _ |
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TOK_BITAND = TOK_AMPERSAND, |
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TOKENS_TOTAL |
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}; |
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extern const char *TokenNames[]; |
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} // namespace jc |
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#endif //_include_jitcraft_token_h_ |
