Perl 6 on Parrot Rakudo Perl - Perl 6 on Parrot #38

calc example -- adding actions

grammar Calc::Grammar;

token TOP { <statement> {*} }

rule statement { <term> <addop> <term> {*} }

token term { \d+ {*} }

token addop { '+' | '-' }

Add the {*} markers

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Copyright © 2008 Patrick Michaud