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Date: Thu, 22 May 2003 16:04:24 -0700
From: David Brown <caml-list@davidb.org>
To: caml-list@inria.fr
Subject: Re: [Caml-list] ocamllex, regular expression syntax
Message-ID: <20030522230424.GA21973@opus.davidb.org>
References: <20030522205632.GA2130@kunz.ratzer>
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On Thu, May 22, 2003 at 10:56:33PM +0200, Stefan Heimann wrote:

> "[^"\\]*(\\.[^"\\]*)*"
> 
> are not easy to read, but with the ocamllex syntax it is even more
> difficult:
> 
> '"'[^'"''\\']*('\\'_[^'"''\\']*)*'"'

But don't you find:

   '"'  [^ '"' '\\' ]*  ( '\\' _ [^ '"' '\\']* )*

easier to read.  I certainly do.

Perl even has a mode where whitespace can be inserted into regexps to
make them more readable.

Dave

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