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rakudo :sigspace interpretation, [ |a] vs [a| ]

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From:
Patrik Hägglund
Date:
May 6, 2011 04:21
Subject:
rakudo :sigspace interpretation, [ |a] vs [a| ]
Message ID:
BANLkTikPYhyTF0Vb8bbDuGVpuZPJwOkRPQ@mail.gmail.com
The following program works as I expect:

grammar g {
 rule TOP {[a| ]+}
 rule ws {<blank>+}
}
g.parse('a a');
say "'$/'";

gives me 'a a',

but changing [a| ] into [ |a] gives me

'a'

I suspect this is a problem in the rakudo implementation.

/Patrik Hägglund

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