[antlr-interest] Several different tokens for the same literal
chwchw at gmx.de
Thu Oct 27 05:04:11 PDT 2011
Does nobody know a solution other than the one with rewrite rules?
Am 26.10.2011 12:43, schrieb Christian:
> Hi community,
> I want to use, e.g., the MINUS and the POSITIVE token for the '-'
> literal. Is there a way to write it shorter than with rewrite rules?
> For example, I want to replace the following
> '-' unary_expression -> ^(NEGATIVE unary_expression);
> '-'<NEGATIVE> unary_expression;
> NEGATIVE['-'] unary_expression;
> I know that and why the last two aproaches do not work. But perhaps
> there is another way that I do not know so far.
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