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Font lock \\`' command substitutions in docstrings

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* lisp/emacs-lisp/lisp-mode.el (lisp-el-font-lock-keywords-2):
Support \\`' command substitutions.
This commit is contained in:
Stefan Kangas 2022-07-02 05:35:15 +02:00
parent e3a3d6bf23
commit 3b66c23325
1 changed files with 8 additions and 2 deletions
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10
lisp/emacs-lisp/lisp-mode.el
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@ -476,8 +476,14 @@ This will generate compile-time constants from BINDINGS."
"[ \t']*\\(" lisp-mode-symbol-regexp "\\)?")
(1 font-lock-keyword-face)
(2 font-lock-constant-face nil t))
;; Words inside \\[] tend to be for `substitute-command-keys'.
(,(concat "\\\\\\\\\\[\\(" lisp-mode-symbol-regexp "\\)\\]")
;; Words inside \\[] or \\`' tend to be for `substitute-command-keys'.
(,(rx "\\\\[" (group (regexp lisp-mode-symbol-regexp)) "]")
(1 font-lock-constant-face prepend))
(,(rx "\\\\`" (group
(+ (regexp lisp-mode-symbol-regexp)
;; allow multiple words, e.g. "C-x a"
(? " ")))
"'")
(1 font-lock-constant-face prepend))
;; Ineffective backslashes (typically in need of doubling).
("\\(\\\\\\)\\([^\"\\]\\)"