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authorAllen Li <darkfeline@felesatra.moe>2019-06-16 03:32:02 -0700
committerNoam Postavsky <npostavs@gmail.com>2019-06-22 19:25:44 -0400
commit2db75262c7395483d1fa9a0c9d93dd3e4d534e1f (patch)
tree15e7327d356d20ddcc894810ecf3615fb1a22fe7
parent0f01a58c390faf30c33b369fc81b2a14ec5b7f2e (diff)
downloademacs-2db75262c7395483d1fa9a0c9d93dd3e4d534e1f.tar.gz
Fix defining inverse abbrevs on previous words (Bug#36243)
* lisp/abbrev.el (inverse-add-abbrev): Skip trailing nonword characters when defining abbrev. * test/lisp/abbrev-tests.el (abbrev-edit-save-to-file-test): Add regression tests.
-rw-r--r--lisp/abbrev.el1
-rw-r--r--test/lisp/abbrev-tests.el28
2 files changed, 29 insertions, 0 deletions
diff --git a/lisp/abbrev.el b/lisp/abbrev.el
index 3c88ec661a9..3d0a843e375 100644
--- a/lisp/abbrev.el
+++ b/lisp/abbrev.el
@@ -352,6 +352,7 @@ Expands the abbreviation after defining it."
(let (name exp start end)
(save-excursion
(forward-word (1+ (- arg)))
+ (skip-syntax-backward "^w")
(setq end (point))
(backward-word 1)
(setq start (point)
diff --git a/test/lisp/abbrev-tests.el b/test/lisp/abbrev-tests.el
index 3b8acf5519a..2750e9a6263 100644
--- a/test/lisp/abbrev-tests.el
+++ b/test/lisp/abbrev-tests.el
@@ -274,6 +274,34 @@
(abbrev-expansion "s-a-t" ert-save-test-table)))
(delete-file temp-test-file))))
+(ert-deftest inverse-add-abbrev-skips-trailing-nonword ()
+ "Test that adding an inverse abbrev skips trailing nonword characters."
+ (let ((table (make-abbrev-table)))
+ (with-temp-buffer
+ (insert "some text foo ")
+ (cl-letf (((symbol-function 'read-string) (lambda (&rest _) "bar")))
+ (inverse-add-abbrev table "Global" 1)))
+ (should (string= (abbrev-expansion "foo" table) "bar"))))
+
+(ert-deftest inverse-add-abbrev-skips-trailing-nonword/postiive-arg ()
+ "Test that adding an inverse abbrev skips trailing nonword characters."
+ (let ((table (make-abbrev-table)))
+ (with-temp-buffer
+ (insert "some text foo ")
+ (cl-letf (((symbol-function 'read-string) (lambda (&rest _) "bar")))
+ (inverse-add-abbrev table "Global" 2)))
+ (should (string= (abbrev-expansion "text" table) "bar"))))
+
+(ert-deftest inverse-add-abbrev-skips-trailing-nonword/negative-arg ()
+ "Test that adding an inverse abbrev skips trailing nonword characters."
+ (let ((table (make-abbrev-table)))
+ (with-temp-buffer
+ (insert "some text foo")
+ (goto-char (point-min))
+ (cl-letf (((symbol-function 'read-string) (lambda (&rest _) "bar")))
+ (inverse-add-abbrev table "Global" -1)))
+ (should (string= (abbrev-expansion "text" table) "bar"))))
+
(provide 'abbrev-tests)
;;; abbrev-tests.el ends here