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ronaldxs/char-class-override-bug.p6

Last active January 7, 2017 13:46
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char-class-override-bug.p6
grammar g{
token alpha {<[2]>};
token alpha1 {<[2]>}; # same as alpha but without internal car class conflict
token beta { <[q]> };
token delta {<+alpha +beta>};
token delta1 {<+alpha>};
token delta2 {<+alpha1 +beta>}
}
say so "2" ~~ /<g::delta1>/; # OK
say so "2" ~~ /<g::delta2>/; # OK
say so "2" ~~ /<g::delta>/; # think wrong - should be true
say so "a" ~~ /<g::delta>/; # true probably wrong but maybe understandable
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