| // Copyright (c) 2015, 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. |
| |
| library dart2js.tokens.precedence.constants; |
| |
| import 'precedence.dart' show |
| PrecedenceInfo; |
| import 'token_constants.dart'; |
| |
| // TODO(ahe): The following are not tokens in Dart. |
| const PrecedenceInfo BACKPING_INFO = |
| const PrecedenceInfo('`', 0, BACKPING_TOKEN); |
| const PrecedenceInfo BACKSLASH_INFO = |
| const PrecedenceInfo('\\', 0, BACKSLASH_TOKEN); |
| const PrecedenceInfo PERIOD_PERIOD_PERIOD_INFO = |
| const PrecedenceInfo('...', 0, |
| PERIOD_PERIOD_PERIOD_TOKEN); |
| |
| /** |
| * The cascade operator has the lowest precedence of any operator |
| * except assignment. |
| */ |
| const int CASCADE_PRECEDENCE = 2; |
| const PrecedenceInfo PERIOD_PERIOD_INFO = |
| const PrecedenceInfo('..', CASCADE_PRECEDENCE, |
| PERIOD_PERIOD_TOKEN); |
| |
| const PrecedenceInfo BANG_INFO = |
| const PrecedenceInfo('!', 0, BANG_TOKEN); |
| const PrecedenceInfo COLON_INFO = |
| const PrecedenceInfo(':', 0, COLON_TOKEN); |
| const PrecedenceInfo INDEX_INFO = |
| const PrecedenceInfo('[]', 0, INDEX_TOKEN); |
| const PrecedenceInfo MINUS_MINUS_INFO = |
| const PrecedenceInfo('--', POSTFIX_PRECEDENCE, |
| MINUS_MINUS_TOKEN); |
| const PrecedenceInfo PLUS_PLUS_INFO = |
| const PrecedenceInfo('++', POSTFIX_PRECEDENCE, |
| PLUS_PLUS_TOKEN); |
| const PrecedenceInfo TILDE_INFO = |
| const PrecedenceInfo('~', 0, TILDE_TOKEN); |
| |
| const PrecedenceInfo FUNCTION_INFO = |
| const PrecedenceInfo('=>', 0, FUNCTION_TOKEN); |
| const PrecedenceInfo HASH_INFO = |
| const PrecedenceInfo('#', 0, HASH_TOKEN); |
| const PrecedenceInfo INDEX_EQ_INFO = |
| const PrecedenceInfo('[]=', 0, INDEX_EQ_TOKEN); |
| const PrecedenceInfo SEMICOLON_INFO = |
| const PrecedenceInfo(';', 0, SEMICOLON_TOKEN); |
| const PrecedenceInfo COMMA_INFO = |
| const PrecedenceInfo(',', 0, COMMA_TOKEN); |
| |
| const PrecedenceInfo AT_INFO = |
| const PrecedenceInfo('@', 0, AT_TOKEN); |
| |
| // Assignment operators. |
| const int ASSIGNMENT_PRECEDENCE = 1; |
| const PrecedenceInfo AMPERSAND_EQ_INFO = |
| const PrecedenceInfo('&=', |
| ASSIGNMENT_PRECEDENCE, AMPERSAND_EQ_TOKEN); |
| const PrecedenceInfo BAR_EQ_INFO = |
| const PrecedenceInfo('|=', |
| ASSIGNMENT_PRECEDENCE, BAR_EQ_TOKEN); |
| const PrecedenceInfo CARET_EQ_INFO = |
| const PrecedenceInfo('^=', |
| ASSIGNMENT_PRECEDENCE, CARET_EQ_TOKEN); |
| const PrecedenceInfo EQ_INFO = |
| const PrecedenceInfo('=', |
| ASSIGNMENT_PRECEDENCE, EQ_TOKEN); |
| const PrecedenceInfo GT_GT_EQ_INFO = |
| const PrecedenceInfo('>>=', |
| ASSIGNMENT_PRECEDENCE, GT_GT_EQ_TOKEN); |
| const PrecedenceInfo LT_LT_EQ_INFO = |
| const PrecedenceInfo('<<=', |
| ASSIGNMENT_PRECEDENCE, LT_LT_EQ_TOKEN); |
| const PrecedenceInfo MINUS_EQ_INFO = |
| const PrecedenceInfo('-=', |
| ASSIGNMENT_PRECEDENCE, MINUS_EQ_TOKEN); |
| const PrecedenceInfo PERCENT_EQ_INFO = |
| const PrecedenceInfo('%=', |
| ASSIGNMENT_PRECEDENCE, PERCENT_EQ_TOKEN); |
| const PrecedenceInfo PLUS_EQ_INFO = |
| const PrecedenceInfo('+=', |
| ASSIGNMENT_PRECEDENCE, PLUS_EQ_TOKEN); |
| const PrecedenceInfo SLASH_EQ_INFO = |
| const PrecedenceInfo('/=', |
| ASSIGNMENT_PRECEDENCE, SLASH_EQ_TOKEN); |
| const PrecedenceInfo STAR_EQ_INFO = |
| const PrecedenceInfo('*=', |
| ASSIGNMENT_PRECEDENCE, STAR_EQ_TOKEN); |
| const PrecedenceInfo TILDE_SLASH_EQ_INFO = |
| const PrecedenceInfo('~/=', |
| ASSIGNMENT_PRECEDENCE, TILDE_SLASH_EQ_TOKEN); |
| const PrecedenceInfo QUESTION_QUESTION_EQ_INFO = |
| const PrecedenceInfo('??=', |
| ASSIGNMENT_PRECEDENCE, QUESTION_QUESTION_EQ_TOKEN); |
| |
| const PrecedenceInfo QUESTION_INFO = |
| const PrecedenceInfo('?', 3, QUESTION_TOKEN); |
| |
| const PrecedenceInfo QUESTION_QUESTION_INFO = |
| const PrecedenceInfo('??', 4, QUESTION_QUESTION_TOKEN); |
| |
| const PrecedenceInfo BAR_BAR_INFO = |
| const PrecedenceInfo('||', 5, BAR_BAR_TOKEN); |
| |
| const PrecedenceInfo AMPERSAND_AMPERSAND_INFO = |
| const PrecedenceInfo('&&', 6, AMPERSAND_AMPERSAND_TOKEN); |
| |
| const PrecedenceInfo BAR_INFO = |
| const PrecedenceInfo('|', 9, BAR_TOKEN); |
| |
| const PrecedenceInfo CARET_INFO = |
| const PrecedenceInfo('^', 10, CARET_TOKEN); |
| |
| const PrecedenceInfo AMPERSAND_INFO = |
| const PrecedenceInfo('&', 11, AMPERSAND_TOKEN); |
| |
| // Equality operators. |
| const int EQUALITY_PRECEDENCE = 7; |
| const PrecedenceInfo BANG_EQ_EQ_INFO = |
| const PrecedenceInfo('!==', |
| EQUALITY_PRECEDENCE, BANG_EQ_EQ_TOKEN); |
| const PrecedenceInfo BANG_EQ_INFO = |
| const PrecedenceInfo('!=', |
| EQUALITY_PRECEDENCE, BANG_EQ_TOKEN); |
| const PrecedenceInfo EQ_EQ_EQ_INFO = |
| const PrecedenceInfo('===', |
| EQUALITY_PRECEDENCE, EQ_EQ_EQ_TOKEN); |
| const PrecedenceInfo EQ_EQ_INFO = |
| const PrecedenceInfo('==', |
| EQUALITY_PRECEDENCE, EQ_EQ_TOKEN); |
| |
| // Relational operators. |
| const int RELATIONAL_PRECEDENCE = 8; |
| const PrecedenceInfo GT_EQ_INFO = |
| const PrecedenceInfo('>=', |
| RELATIONAL_PRECEDENCE, GT_EQ_TOKEN); |
| const PrecedenceInfo GT_INFO = |
| const PrecedenceInfo('>', |
| RELATIONAL_PRECEDENCE, GT_TOKEN); |
| const PrecedenceInfo IS_INFO = |
| const PrecedenceInfo('is', |
| RELATIONAL_PRECEDENCE, KEYWORD_TOKEN); |
| const PrecedenceInfo AS_INFO = |
| const PrecedenceInfo('as', |
| RELATIONAL_PRECEDENCE, KEYWORD_TOKEN); |
| const PrecedenceInfo LT_EQ_INFO = |
| const PrecedenceInfo('<=', |
| RELATIONAL_PRECEDENCE, LT_EQ_TOKEN); |
| const PrecedenceInfo LT_INFO = |
| const PrecedenceInfo('<', |
| RELATIONAL_PRECEDENCE, LT_TOKEN); |
| |
| // Shift operators. |
| const PrecedenceInfo GT_GT_INFO = |
| const PrecedenceInfo('>>', 12, GT_GT_TOKEN); |
| const PrecedenceInfo LT_LT_INFO = |
| const PrecedenceInfo('<<', 12, LT_LT_TOKEN); |
| |
| // Additive operators. |
| const PrecedenceInfo MINUS_INFO = |
| const PrecedenceInfo('-', 13, MINUS_TOKEN); |
| const PrecedenceInfo PLUS_INFO = |
| const PrecedenceInfo('+', 13, PLUS_TOKEN); |
| |
| // Multiplicative operators. |
| const PrecedenceInfo PERCENT_INFO = |
| const PrecedenceInfo('%', 14, PERCENT_TOKEN); |
| const PrecedenceInfo SLASH_INFO = |
| const PrecedenceInfo('/', 14, SLASH_TOKEN); |
| const PrecedenceInfo STAR_INFO = |
| const PrecedenceInfo('*', 14, STAR_TOKEN); |
| const PrecedenceInfo TILDE_SLASH_INFO = |
| const PrecedenceInfo('~/', 14, TILDE_SLASH_TOKEN); |
| |
| const int POSTFIX_PRECEDENCE = 15; |
| const PrecedenceInfo PERIOD_INFO = |
| const PrecedenceInfo('.', POSTFIX_PRECEDENCE, |
| PERIOD_TOKEN); |
| const PrecedenceInfo QUESTION_PERIOD_INFO = |
| const PrecedenceInfo('?.', POSTFIX_PRECEDENCE, |
| QUESTION_PERIOD_TOKEN); |
| |
| const PrecedenceInfo KEYWORD_INFO = |
| const PrecedenceInfo('keyword', 0, KEYWORD_TOKEN); |
| |
| const PrecedenceInfo EOF_INFO = |
| const PrecedenceInfo('EOF', 0, EOF_TOKEN); |
| |
| const PrecedenceInfo IDENTIFIER_INFO = |
| const PrecedenceInfo('identifier', 0, IDENTIFIER_TOKEN); |
| |
| const PrecedenceInfo BAD_INPUT_INFO = |
| const PrecedenceInfo('malformed input', 0, |
| BAD_INPUT_TOKEN); |
| |
| const PrecedenceInfo OPEN_PAREN_INFO = |
| const PrecedenceInfo('(', POSTFIX_PRECEDENCE, |
| OPEN_PAREN_TOKEN); |
| |
| const PrecedenceInfo CLOSE_PAREN_INFO = |
| const PrecedenceInfo(')', 0, CLOSE_PAREN_TOKEN); |
| |
| const PrecedenceInfo OPEN_CURLY_BRACKET_INFO = |
| const PrecedenceInfo('{', 0, OPEN_CURLY_BRACKET_TOKEN); |
| |
| const PrecedenceInfo CLOSE_CURLY_BRACKET_INFO = |
| const PrecedenceInfo('}', 0, CLOSE_CURLY_BRACKET_TOKEN); |
| |
| const PrecedenceInfo INT_INFO = |
| const PrecedenceInfo('int', 0, INT_TOKEN); |
| |
| const PrecedenceInfo STRING_INFO = |
| const PrecedenceInfo('string', 0, STRING_TOKEN); |
| |
| const PrecedenceInfo OPEN_SQUARE_BRACKET_INFO = |
| const PrecedenceInfo('[', POSTFIX_PRECEDENCE, |
| OPEN_SQUARE_BRACKET_TOKEN); |
| |
| const PrecedenceInfo CLOSE_SQUARE_BRACKET_INFO = |
| const PrecedenceInfo(']', 0, CLOSE_SQUARE_BRACKET_TOKEN); |
| |
| const PrecedenceInfo DOUBLE_INFO = |
| const PrecedenceInfo('double', 0, DOUBLE_TOKEN); |
| |
| const PrecedenceInfo STRING_INTERPOLATION_INFO = |
| const PrecedenceInfo('\${', 0, |
| STRING_INTERPOLATION_TOKEN); |
| |
| const PrecedenceInfo STRING_INTERPOLATION_IDENTIFIER_INFO = |
| const PrecedenceInfo('\$', 0, |
| STRING_INTERPOLATION_IDENTIFIER_TOKEN); |
| |
| const PrecedenceInfo HEXADECIMAL_INFO = |
| const PrecedenceInfo('hexadecimal', 0, HEXADECIMAL_TOKEN); |
| |
| const PrecedenceInfo COMMENT_INFO = |
| const PrecedenceInfo('comment', 0, COMMENT_TOKEN); |