[antlr-interest] Lexer rule for strings with quoted strings within
Jim Idle
jimi at temporal-wave.com
Thu Mar 25 08:22:14 PDT 2010
This is the easiest way, though there are others such as ('""')=>:
DQ_LITERAL
: '"' (options { greedy = false; }
: (
(
{input.LA(1) == '"' && input.LA(2) == '"'}? '"' '"'
| ~'"'
)*
)
)
'"'
;
Jim
> -----Original Message-----
> From: antlr-interest-bounces at antlr.org [mailto:antlr-interest-
> bounces at antlr.org] On Behalf Of Anders Sollander
> Sent: Thursday, March 25, 2010 6:01 AM
> To: antlr-interest at antlr.org
> Subject: [antlr-interest] Lexer rule for strings with quoted strings
> within
>
> Hi,
>
> I've been trying to write a lexer rule for strings with strings in
> them, like
>
> "This has a ""quoted string"" within"
>
> Is there a simple lexer rule for this, or do I need some kind of look
> ahead?
>
> Thanks
> Anders
>
>
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