[antlr-interest] Please help with grammar tweak
Jim Idle
jimi at temporal-wave.com
Mon Nov 30 14:13:08 PST 2009
Change:
(COMMA! array_data)?
To:
(COMMA! array_data)*
Jim
> -----Original Message-----
> From: antlr-interest-bounces at antlr.org [mailto:antlr-interest-
> bounces at antlr.org] On Behalf Of Brian Krahmer
> Sent: Monday, November 30, 2009 2:05 PM
> To: antlr-interest at antlr.org
> Subject: [antlr-interest] Please help with grammar tweak
>
> Hello,
> I have a small issue with a grammar file, and really don't know what
> I'm doing. :) Can anyone help me please?
>
> Applicable part of my grammar:
>
> const_array : lb:LBRACK list_array_data RBRACK! ;
> list_array_data : array_data (COMMA! array_data)? ;
> array_data : atom | (STRING1 | STRING2) ARROW^ atom ;
>
> "foo = [1, 2];" works. However, I need to be able to have 1..n
> array_data elements, such as "foo = [1, 2, 3, 4];"
>
> I'm sure this is probably a small tweak, but I'm not sure how to fix
> it. Thanks in advance!
>
>
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