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Newsgroups: comp.lang.ada
Date: Wed, 2 Jan 2019 00:07:16 -0800 (PST)
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Subject: Re: ANTLR grammar for Ada available
From: alby.gamper@gmail.com
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Xref: reader01.eternal-september.org comp.lang.ada:55160
Date: 2019-01-02T00:07:16-08:00
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On Wednesday, January 2, 2019 at 9:20:22 AM UTC+11, oliverm...@gmail.com wrote:
> On Monday, December 31, 2018 at 11:08:52 AM UTC+1, alby....@gmail.com wrote:
> > [...]
> > Thanks for the feedback!, Let me wait for some further feedback from the
> > Ada community, so I can ascertain the extent of the interest in this piece
> > of work.
> 
> Sure, I'd be interested too, to compare with
> https://github.com/okellogg/ada_antlr_grammar/blob/master/antlr4/ada.g4
> 
> On this grammar, I am getting the following message from org.antlr.v4.Tool :
> 
> > error(119): ada.g4::: The following sets of rules are mutually
>                         left-recursive
> > [name, explicit_dereference, prefix, implicit_dereference,
> > subtype_mark, function_call, generalized_reference, type_conversion,
> > qualified_expression, indexed_component, slice, selected_component,
> > attribute_reference, generalized_indexing]
> 
> Have you encountered a similar problem in your version?
> 
> - Oliver

Hi Oliver

My version of the grammar was done a couple of years ago, So I don't recall this
specific error as such, I do recall issues with the "name" terminals (ie section
4.1)

Alex