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Re: Which lexer do people use?

From: uxio prego
Subject: Re: Which lexer do people use?
Date: Mon, 6 Jul 2020 17:03:23 +0200

This is elegant to me. I think it can be put to work, but am not sure.

    for_construct :
      TOKEN_FOR optional_whitespace
      identifier TOKEN_EQ number optional_whitespace
      TOKEN_TO optional_whitespace
      /* nodes with values at indexes $3, $5, $9 */

> On 6 Jul 2020, at 14:00, Maury Markowitz <> wrote:
>> On Jul 4, 2020, at 6:46 AM, Christian Schoenebeck 
>> <> wrote:
>> The only thing that people are missing once in a while on scanner side is 
>> unicode support
> I am missing the capability to support grammars with optional spaces between 
> elements. In BASIC:
>   FORI=1TO5
> is equivalent to:
>   FOR I=1 TO 5
> I have yet to see an elegant way to model this in Flex. This topic comes up 
> time to time here, so I don't think Unicode is the "only" thing.

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