From: Doug Lewan <dougl@shubertticketing.com>
To: Luca Ferrari <fluca1978@infinito.it>,
help-gnu-emacs <help-gnu-emacs@gnu.org>
Subject: RE: new major mode doubts
Date: Thu, 17 Jan 2013 14:53:26 +0000 [thread overview]
Message-ID: <155DEC68569B714B86C2C7075F5EDA9828E503D2@DAKIYA1.pegasus.local> (raw)
In-Reply-To: <CAKoxK+7=BkKtDejRJiCTTj8DaFa8Ft=FQ=0yLxACFLNDwT_tOw@mail.gmail.com>
WRT Possible camel case: RE-matching in emacs is generally case-insensitive unless you make case-fold-search nil. So, you should get what you want for free.
,Douglas
Douglas Lewan
Shubert Ticketing
(201) 489-8600 ext 224
When I do good, I feel good. When I do bad, I feel bad and that's my religion. - Abraham Lincoln
> -----Original Message-----
> From: help-gnu-emacs-bounces+dougl=shubertticketing.com@gnu.org
> [mailto:help-gnu-emacs-bounces+dougl=shubertticketing.com@gnu.org] On
> Behalf Of Luca Ferrari
> Sent: Thursday, 2013 January 17 03:08
> To: help-gnu-emacs
> Subject: new major mode doubts
>
> Hi all,
> as an exercise I'm trying to implement my own major mode for a
> programming language (dataflex, for what it matters). I'm following
> the Mode Tutorial http://emacswiki.org/emacs/ModeTutorial and so far
> I've the skeleton of the mode to work for me.
> However, I've got a couple of doubts:
>
> 1) in the keyword list I specified a regexp for uppercase keywords as
> follows:
>
> (defconst dataflex-font-lock-keywords-minimal
> (list
>
> '("\\<\\(BEGIN\\|E\\(?:LSE\\|ND\\)\\|FOR\\|IF\\|LOOP\\|MOVE\\|||T\\(?:H
> EN\\|O\\)\\|WHILE\\)\\>"
> . font-lock-builtin-face )
> '("\\('\\w*'\\)" . font-lock-variable-name-face) )
> "Main (and minimal) highlighting for the Dataflex mode keywords" )
>
> however my keywords could be camel case (therefore BEGIN, begin, bEgin
> are all the same). Do I have to specify upper and lower case words
> individually (avoiding the mess of the camel case) or is there a
> smarter way to do it (e.g., checking the font lock against lowercased
> words)?
>
> 2) the commenting is behaving in a strange manner: I've c++ comments,
> therefore // .... and so I've defined the following:
> (defun dataflex-comment-dwim (arg)
> "Comment (in/out) a Dataflex piece of source code. It is based on
> comment-dwin
> of newcomment.el"
> (interactive "*P")
> (require 'newcomment)
> (let ( (comment-start "//") (comment-end "") )
> (comment-dwim arg)))
>
> but while it works for M-; comment, commenting out awhole region
> causes each line to be included into a couple of // as
>
> a line of code
>
> becoming
>
> // a line of code //
>
> it seems as it comments out the region and for each line places an
> empty comment at the end. Any idea on what I'm missing?
>
> Thanks,
> Luca
next prev parent reply other threads:[~2013-01-17 14:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-17 8:07 new major mode doubts Luca Ferrari
2013-01-17 8:14 ` Luca Ferrari
2013-01-17 14:53 ` Doug Lewan [this message]
2013-01-17 15:52 ` Aurélien Aptel
2013-01-18 3:03 ` Dmitry Gutov
2013-01-19 9:40 ` Luca Ferrari
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