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Re: [GLISS] why the hell all this fuss
From: |
Han-Wen Nienhuys |
Subject: |
Re: [GLISS] why the hell all this fuss |
Date: |
Sat, 8 Sep 2012 11:52:27 -0300 |
On Fri, Sep 7, 2012 at 4:42 AM, David Kastrup <address@hidden> wrote:
>> There's one thing worth clarifying: when i say "syntax changes", i
>> mean "changes in how user input looks like". So a renaming of a
>> command is a syntax change to me (despite the fact that no grammar
>> rules change).
>> That's probably confusing - what word should i use when i mean
>> "changes in how user input looks like"?
>
> No idea. What we have under the umbrella of "syntax discussion"
> contains three things: lexical units, grammar and vocabulary, mostly
> implemented in lexer.ll, parser.yy, and *.ly respectively. In order to
> keep syntax predictable, we want to be able to solve most problems just
> by extending the vocabulary. That means that lexical units and grammar
> should be as generic, powerful, and simple as possible. Specialized
> lexical modes take power from the vocabulary. We want to avoid them as
> much as possible given our historic constraints.
I completely agree with this. I have been giving some people a hard
time in this discussion, but that is primarily for wanting to mess
with either lexer.ll or parser.yy. As long as you don't that, I will
not object fiercely to what syntax proposal anyone comes up with.
--
Han-Wen Nienhuys - address@hidden - http://www.xs4all.nl/~hanwen
- Re: [GLISS] why the hell all this fuss, Janek Warchoł, 2012/09/06
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/07
- Re: [GLISS] why the hell all this fuss, Janek Warchoł, 2012/09/07
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/07
- Re: [GLISS] why the hell all this fuss, Janek Warchoł, 2012/09/07
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/07
- Re: [GLISS] why the hell all this fuss, Werner LEMBERG, 2012/09/07
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/07
Re: [GLISS] why the hell all this fuss,
Han-Wen Nienhuys <=
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/08
- Re: [GLISS] why the hell all this fuss, Han-Wen Nienhuys, 2012/09/08
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/08
- Re: [GLISS] why the hell all this fuss, Han-Wen Nienhuys, 2012/09/08
- Re: [GLISS] why the hell all this fuss, David Kastrup, 2012/09/08