[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
RE: returning two tokens
From: |
Vincent Zweije |
Subject: |
RE: returning two tokens |
Date: |
Wed, 3 Dec 2003 17:02:05 +0100 |
Buday Gergely <address@hidden> wrote:
> I have to return two tokens in response to a single character. How
> can I write this nicely using flex?
Assuming there's a parser on top of the scanner, it's probably
clearer and easier to use an epsilon rule in the parser.
Reducing by that rule will generate the extra non-terminal
for you just when you need it.
Think again if you really need to return two tokens. Vincent.