[antlr-interest] SQL string literals

[Pete Forman]

At 2002-05-31 14:41 +0530, Balvinder Singh wrote:
>This is due to greedy apporach of lexer, it consumes " in loop.
>
>use the following :
>
>STRING
>     : '"'! ( options { greedy=false; } (~('"')|'"''"'!)* ) '"'!
>     ;

That does not help, even after putting in the colon after the brace.

sql.g:4:10: warning:Being nongreedy only makes sense for (...)+ and (...)*
sql.g:4: warning: lexical nondeterminism upon
sql.g:4:        k==1:'"'
sql.g:4:        between alt 2 and exit branch of block

-- 
Pete Forman                -./\.-  Disclaimer: This post is originated
WesternGeco                  -./\.-   by myself and does not represent
pete.forman at westerngeco.com    -./\.-   opinion of Schlumberger, Baker
http://petef.port5.com           -./\.-   Hughes or their divisions.


 

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