1 2grammar t058rewriteAST78; 3options {language=JavaScript;output=AST;} 4tokens {EXPR;} 5decl : type ID '=' INT ';' -> ^(EXPR type ID INT) ; 6type : 'int' | 'float' ; 7ID : 'a'..'z'+ ; 8INT : '0'..'9'+; 9WS : (' '|'\n') {$channel=HIDDEN;} ;