2023-08-17 15:48:30 +08:00
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lexer grammar CKGeneralLexer;
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channels { COMMENTS, WHITESPACE }
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// keywords
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CKGENERAL_TYPEDEF: 'typedef' ;
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CKGENERAL_DEFINE: '#define' ;
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CKGENERAL_ENUM: 'enum' ;
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// symbols
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CKGENERAL_LBRACKET: '{' ;
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CKGENERAL_RBRACKET: '}' ;
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CKGENERAL_EQUAL: '=';
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CKGENERAL_SEMICOLON: ';' ;
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CKGENERAL_LSHIFT: '<<' ;
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CKGENERAL_OR: '|' ;
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CKGENERAL_COMMA: ',' ;
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// identifider and number
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CKGENERAL_ID: [_a-zA-Z][_a-zA-Z0-9]* ;
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2023-08-18 15:55:31 +08:00
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CKGENERAL_NUM: (('0'[xX]) | '-')? [0-9a-fA-F]+ [uUlL]* ;
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2023-08-17 15:48:30 +08:00
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// comments
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CKGENERAL_LINE_COMMENT: '//' ~[\r\n]* -> channel(COMMENTS);
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CKGENERAL_BLOCK_COMMENT: '/*' .*? '*/' -> channel(COMMENTS);
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// whitespace
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CKGENERAL_WS: [ \t\r\n]+ -> channel(WHITESPACE);
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