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emacs: devel: Fix 'modify-phases' highlighting. 

* emacs/guix-devel.el (guix-devel-modify-phases-font-lock-pre): Handle
  the case when 'modify-phases' is commented.
This commit is contained in:
Alex Kost 2015-10-02 17:25:40 +03:00
parent 1af9815d81
commit 88908d55e0
1 changed files with 6 additions and 2 deletions
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8
emacs/guix-devel.el
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@ -132,8 +132,12 @@ This function is used as a MATCHER for `font-lock-keywords'."
"Skip the next sexp, and return the end point of the current list.
This function is used as a PRE-MATCH-FORM for `font-lock-keywords'
to find 'modify-phases' keywords."
(ignore-errors (forward-sexp))
(save-excursion (up-list) (point)))
(let ((in-comment? (nth 4 (syntax-ppss))))
;; If 'modify-phases' is commented, do not try to search for its
;; keywords.
(unless in-comment?
(ignore-errors (forward-sexp))
(save-excursion (up-list) (point)))))
(defvar guix-devel-font-lock-keywords
`((,(rx (or "#~" "#$" "#$@" "#+" "#+@")) .