https://github.com/moritz/grammar-errorreporting

A Perl 6 role to improve error reporting in a grammar.
https://github.com/moritz/grammar-errorreporting

Last synced: 16 days ago
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A Perl 6 role to improve error reporting in a grammar.

• Host: GitHub
• URL: https://github.com/moritz/grammar-errorreporting
• Owner: moritz
• License: gpl-3.0
• Created: 2017-08-19T11:26:29.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2017-10-16T14:25:48.000Z (about 7 years ago)
• Last Synced: 2024-11-05T20:51:42.274Z (2 months ago)
• Language: Perl 6
• Size: 17.6 KB
• Stars: 8
• Watchers: 1
• Forks: 4
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: COPYING

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README

        
NAME

====

Grammar::ErrorReporting - Error reporting infrastructure for Perl 6 grammars

SYNOPSIS

========

```perl6

grammar Parenthized does Grammar::ErrorReporting {

    token TOP { '(' ~ ')' \d+ }

}

Parenthized.parse('(123');

```

This produces an error message like this:

```

Cannot parse input: no closing ')'

at line 1, around "(123⏏"

(error location indicated by ⏏)

```

DESCRIPTION

===========

Please see the POD in `lib/Grammar/ErrorReporting.pm6` for more documentation.

AUTHOR

======

Moritz Lenz [email protected] 

COPYRIGHT AND LICENSE

=====================

Copyright © Moritz Lenz [email protected]

License GPLv3: The GNU General Public License, Version 3, 29 June 2007 

This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.