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Re: Error message with bison and flex

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From Kaz Kylheku <kaz@kylheku.com>
Newsgroups comp.compilers
Subject Re: Error message with bison and flex
Date Thu, 10 Apr 2014 15:06:38 +0000 (UTC)
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On 2014-04-08, laplante.p@gmail.com <laplante.p@gmail.com> wrote:
> Sometime the text return from a syntax error is very short.

Usually, there is little or no program text at all in a syntax error message.

> I would like to output 5 lines before the error and
> 5 lines after the error.

I don't see the point of this.

Just output errors in a way that an IDE can understand, so you can navigate
through errors visually. Then you have all the lines you want before and after
the error.

Speaking for myself, but I suspect the majority of others, programmers do not
want the error output of a compiler inflated by an order of magnitude with
snippets of the source code.
[People do use lex, yacc, et  al for other things than compilers that run under IDEs. -John]

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Thread

Error message with bison and flex laplante.p@gmail.com - 2014-04-07 22:36 -0700
  Re: Error message with bison and flex Kaz Kylheku <kaz@kylheku.com> - 2014-04-10 15:06 +0000
    Re: Error message with bison and flex Hans-Peter Diettrich <DrDiettrich1@aol.com> - 2014-04-11 03:30 +0200
      Re: Error message with bison and flex glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2014-04-12 03:31 +0000

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