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110 lines
3.2 KiB
ANTLR
110 lines
3.2 KiB
ANTLR
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2014 by Bart Kiers
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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* associated documentation files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge, publish, distribute,
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* sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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* NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Project : sqlite-parser; an ANTLR4 grammar for SQLite https://github.com/bkiers/sqlite-parser
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* Developed by:
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* Bart Kiers, bart@big-o.nl
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* Martin Mirchev, marti_2203@abv.bg
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* Mike Lische, mike@lischke-online.de
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*/
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// $antlr-format alignTrailingComments on, columnLimit 130, minEmptyLines 1, maxEmptyLinesToKeep 1, reflowComments off
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// $antlr-format useTab off, allowShortRulesOnASingleLine off, allowShortBlocksOnASingleLine on, alignSemicolons ownLine
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parser grammar CAQLParser;
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options {
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tokenVocab = CAQLLexer;
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}
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parse: expression EOF
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;
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expression:
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value_literal
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| reference
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| operator_unary
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| expression (T_PLUS|T_MINUS) expression
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| expression (T_TIMES|T_DIV|T_MOD) expression
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| expression T_RANGE expression
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| expression (T_LT|T_GT|T_LE|T_GE) expression
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| expression T_NOT? T_IN expression
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| expression (T_EQ|T_NE) expression
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| expression (T_ALL|T_ANY|T_NONE) eq_op=(T_EQ|T_NE|T_LT|T_GT|T_LE|T_GE|T_IN) expression
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| expression (T_ALL|T_ANY|T_NONE) T_NOT T_IN expression
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| expression T_NOT? (T_LIKE|T_REGEX_MATCH|T_REGEX_NON_MATCH) expression
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| expression T_AND expression
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| expression T_OR expression
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| expression T_QUESTION expression T_COLON expression
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| expression T_QUESTION T_COLON expression
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;
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operator_unary: (
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T_PLUS expression
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| T_MINUS expression
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| T_NOT expression
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);
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reference:
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T_STRING
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| compound_value
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| function_call
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| T_OPEN expression T_CLOSE
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| reference DOT T_STRING
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| reference T_ARRAY_OPEN expression T_ARRAY_CLOSE
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;
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compound_value: (
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array
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| object
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);
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function_call: (
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T_STRING T_OPEN expression? (T_COMMA expression)*? T_COMMA? T_CLOSE
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);
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value_literal: (
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T_QUOTED_STRING
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| T_INT
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| T_FLOAT
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| T_NULL
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| T_TRUE
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| T_FALSE
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);
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array:(
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T_ARRAY_OPEN expression? (T_COMMA expression)*? T_COMMA? T_ARRAY_CLOSE
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);
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object:
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T_OBJECT_OPEN object_element? (T_COMMA object_element)* T_COMMA? T_OBJECT_CLOSE
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;
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object_element:(
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T_STRING
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| object_element_name T_COLON expression
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| T_ARRAY_OPEN expression T_ARRAY_CLOSE T_COLON expression
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);
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object_element_name:(
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T_STRING
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| T_QUOTED_STRING
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);
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