branch: externals/auctex
commit d74338a1dbdb7031666b2c193ef5d829b6f5a0ba
Author: Paul Nelson <ultr...@gmail.com>
Commit: Arash Esbati <ar...@gnu.org>
Add new custom option `TeX-fold-region-functions'
* tex-fold.el (TeX-fold-region-functions): New custom option.
(TeX-fold-region): Use it.
* doc/auctex.texi (Folding): Document it. (bug#70330)
---
doc/auctex.texi | 6 ++++++
tex-fold.el | 9 ++++++++-
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/doc/auctex.texi b/doc/auctex.texi
index 6e9d33c3a0..343caa5903 100644
--- a/doc/auctex.texi
+++ b/doc/auctex.texi
@@ -2649,6 +2649,12 @@ When this variable is non-@code{nil} and there is an
active regione, text
around the mark will be kept unfolded.
@end defopt
+@defopt TeX-fold-region-functions
+This variable is a list of functions which allow the user, or external
+packages, to fold additional @LaTeX{} constructs beyond those supported by
+default.
+@end defopt
+
@deffn Command TeX-fold-region
@kindex C-c C-o C-r
(@kbd{C-c C-o C-r}) Hide all configured macros in the marked region.
diff --git a/tex-fold.el b/tex-fold.el
index d786ff629d..e593aed58e 100644
--- a/tex-fold.el
+++ b/tex-fold.el
@@ -324,6 +324,12 @@ and `TeX-fold-math-spec-list', and environments in
`TeX-fold-env-spec-list'."
(TeX-fold-clearout-region start end)
(TeX-fold-region start end))))
+(defcustom TeX-fold-region-functions nil
+ "List of additional functions to call when folding a region.
+Each function is called with two arguments, the start and end positions
+of the region to fold."
+ :type '(repeat function))
+
(defun TeX-fold-region (start end)
"Fold all items in region from START to END."
(interactive "r")
@@ -335,7 +341,8 @@ and `TeX-fold-math-spec-list', and environments in
`TeX-fold-env-spec-list'."
(when (memq 'math TeX-fold-type-list)
(TeX-fold-region-macro-or-env start end 'math))
(when (memq 'comment TeX-fold-type-list)
- (TeX-fold-region-comment start end)))
+ (TeX-fold-region-comment start end))
+ (run-hook-with-args 'TeX-fold-region-functions start end))
(defun TeX-fold-region-macro-or-env (start end type)
"Fold all items of type TYPE in region from START to END.
