lexer: Use lex_is_string() more consistently.
authorBen Pfaff <blp@cs.stanford.edu>
Sun, 12 Sep 2010 21:05:36 +0000 (14:05 -0700)
committerBen Pfaff <blp@cs.stanford.edu>
Fri, 24 Sep 2010 03:45:30 +0000 (20:45 -0700)
The lexer has this function, so we might as well use it consistently.


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