[antlr-interest] Heterogeneous AST - simple calculator parser

Sinan sinan.karasu at boeing.com
Thu Feb 7 16:46:17 PST 2002

koud0002 wrote:
> simpleExpression
>   : MINUS t:term!

change to

	:m:MINUS^  term      {#m.setType(UNARY_MINUS);}

you don't need all that UnaryMinusNode stuff. The rest is done in the

 #(UNARY_MINUS expression ....

same for UNARY_PLUS...



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