Copyright © 2017 Oleg Pykhalov <go.wigust@gmail.com>
Copyright © 2017 Ludovic Courtès <ludo@gnu.org>

This patch adds highlighting for (guix) G-Expressions.

diff --git a/highlight-stages.el b/highlight-stages.el
index 3094c3c..e11260e 100644
--- a/highlight-stages.el
+++ b/highlight-stages.el
@@ -237,14 +237,14 @@ non-nil, (match-string 0) must be the expression matched."
 
 (defun highlight-stages-lisp-quote-matcher (&optional limit)
   (when (highlight-stages--search-forward-regexp
-         "\\(?:`\\|\\(#?'\\)\\)\\|([\s\t\n]*\\(?:backquote\\|\\(quote\\)\\)[\s\t\n]+" limit)
+         "\\(?:`\\|\\(#?'\\)\\)\\|([\s\t\n]*\\(?:backquote\\|\\(quote\\)\\)[\s\t\n]+\\|\\(?:#~\\)\\|([\s\t\n]*\\(?:gexp\\)[\s\t\n]+" limit)
     (prog1 (if (or (match-beginning 1) (match-beginning 2)) 'real t)
       (set-match-data
        (list (point)
              (progn (ignore-errors (forward-sexp 1)) (point)))))))
 
 (defun highlight-stages-lisp-escape-matcher (&optional limit)
-  (when (highlight-stages--search-forward-regexp ",@?\\|([\s\t\n]*\\\\,@?+[\s\t\n]+" limit)
+  (when (highlight-stages--search-forward-regexp ",@?\\|([\s\t\n]*\\\\,@?+[\s\t\n]+\\|\\(unquote\\)\\|\\(unquote-splicing\\)\\|\\(ungexp-native\\)\\|\\(ungexp-splicing\\)\\|\\(ungexp-native-splicing\\)\\|\\(ungexp\\)\\|#\\$" limit)
     (set-match-data
      (list (point)
            (progn (ignore-errors (forward-sexp 1)) (point))))
/diff/tests/guix-locate.sh?id=318dcc40e0065e0bcf519322e6df34d98164f3e4'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/guix-locate.sh'>
<input type='hidden' name='id' value='318dcc40e0065e0bcf519322e6df34d98164f3e4'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=318dcc40e0065e0bcf519322e6df34d98164f3e4'>root</a>/<a href='/guix/log/tests?id=318dcc40e0065e0bcf519322e6df34d98164f3e4'>tests</a>/<a href='/guix/log/tests/guix-locate.sh?id=318dcc40e0065e0bcf519322e6df34d98164f3e4'>guix-locate.sh</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/guix-locate.sh?id=318dcc40e0065e0bcf519322e6df34d98164f3e4&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-11-15 18:29:37 +0100'>2023-11-15</span></td><td><a href='/guix/commit/tests/guix-locate.sh?id=69d9a020949c77c77b449c1faf04397b95eef5b7'>locate: Accept ‘--clear’ without additional arguments.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes a bug whereby ‘guix locate --clear’ would end with the “no files
to search for” error.

Fixes &lt;https://issues.guix.gnu.org/66799&gt;.

* guix/scripts/locate.scm (guix-locate): Do not emit “no files to search
for” error when 'clear? is set in OPTS.
* tests/guix-locate.sh: Test it.

Reported-by: Maciej Kalandyk &lt;m.kalandyk@outlook.com&gt;
Change-Id: Ib8fa125c18481d7f5408bd89df9503713527641d
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-06-18 23:44:29 +0200'>2023-06-18</span></td><td><a href='/guix/commit/tests/guix-locate.sh?id=1b7aabbc79969a89141aadd3d41d7a5329a3462e'>Add 'guix locate'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/locate.scm, tests/guix-locate.sh: New files.
* Makefile.am (MODULES): Add 'guix/scripts/locate.scm'.
(SH_TESTS): Add 'tests/guix-locate.sh'.
* po/guix/POTFILES.in: Add it.
* doc/guix.texi (Invoking guix locate): New node.

Co-authored-by: Antoine R. Dumont &lt;antoine.romain.dumont@gmail.com&gt;
</span></span></td><td>Ludovic Courtès</td></tr>