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grammar t058rewriteAST55;
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options {language=JavaScript;output=AST;}
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tokens {BLOCK;}
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a : A A b=B B b=B c+=C C c+=C D {s=$D.text} -> A+ B+ C+ D ;
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type : 'int' | 'float' ;
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A : 'a' ;
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B : 'b' ;
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C : 'c' ;
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D : 'd' ;
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WS : (' '|'\n') {$channel=HIDDEN;} ; |
