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ui/ligatures: fix over-eager activation

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Users (or packages) may add entries directly to prettify-symbols-alist.
The module would mistaken that as a green light to activate
prettify-symbols-mode. Instead, only activate the mode if this module's
ligatures (or extra symbols) are specifically asked for.
This commit is contained in:
Henrik Lissner 2021-03-06 10:04:54 -05:00
parent 0917187f20
commit e4539bb56c
1 changed files with 18 additions and 11 deletions
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21
modules/ui/ligatures/config.el
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@ -137,17 +137,24 @@ with `prettify-symbols-mode'. This variable controls where these are enabled.
See `+ligatures-extras-in-modes' to control what major modes this function can
and cannot run in."
(when after-init-time
(when (+ligatures--enable-p +ligatures-in-modes)
(let ((in-mode-p
(+ligatures--enable-p +ligatures-in-modes))
(in-mode-extras-p
(and (featurep! +extra)
(+ligatures--enable-p +ligatures-extras-in-modes))))
(when in-mode-p
(if (boundp '+ligature--composition-table)
(setq-local composition-function-table +ligature--composition-table)
(run-hooks '+ligatures--init-font-hook)
(setq +ligatures--init-font-hook nil)))
(when (and (featurep! +extra)
(+ligatures--enable-p +ligatures-extras-in-modes))
(prependq! prettify-symbols-alist (alist-get major-mode +ligatures-extra-alist)))
(when prettify-symbols-alist
(if prettify-symbols-mode (prettify-symbols-mode -1))
(prettify-symbols-mode +1))))
(when in-mode-extras-p
(prependq! prettify-symbols-alist
(alist-get major-mode +ligatures-extra-alist)))
(when (and (or in-mode-p in-mode-extras-p)
prettify-symbols-alist)
(when prettify-symbols-mode
(prettify-symbols-mode -1))
(prettify-symbols-mode +1)))))
;;