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authorGerd Möllmann <gerd@gnu.org>2022-10-23 10:14:10 +0200
committerStefan Kangas <stefankangas@gmail.com>2022-11-11 14:13:46 +0100
commit6d9065b7487f35297994117bb1144f46ffa45313 (patch)
tree303d1aca8b4a0210d0140331d3c7c0d5bfb6da88
parentc64d94c84979425665b9ca88c1cad5830d2fabe0 (diff)
downloademacs-6d9065b7487f35297994117bb1144f46ffa45313.tar.gz
Fix &key parameters called without arguments (bug#58714)
* lisp/emacs-lisp/cl-macs.el (cl--do-arglist): Check for missing argument. * test/lisp/emacs-lisp/cl-macs-tests.el (cl-&key-arguments): New test.
-rw-r--r--lisp/emacs-lisp/cl-macs.el2
-rw-r--r--test/lisp/emacs-lisp/cl-macs-tests.el6
2 files changed, 8 insertions, 0 deletions
diff --git a/lisp/emacs-lisp/cl-macs.el b/lisp/emacs-lisp/cl-macs.el
index beafee1d631..43a2ed92059 100644
--- a/lisp/emacs-lisp/cl-macs.el
+++ b/lisp/emacs-lisp/cl-macs.el
@@ -656,6 +656,8 @@ its argument list allows full Common Lisp conventions."
(check `(while ,var
(cond
((memq (car ,var) ',(append keys allow))
+ (unless (cdr ,var)
+ (error "Missing argument for %s" (car ,var)))
(setq ,var (cdr (cdr ,var))))
((car (cdr (memq (quote ,@allow) ,restarg)))
(setq ,var nil))
diff --git a/test/lisp/emacs-lisp/cl-macs-tests.el b/test/lisp/emacs-lisp/cl-macs-tests.el
index f742637ee35..160ac591130 100644
--- a/test/lisp/emacs-lisp/cl-macs-tests.el
+++ b/test/lisp/emacs-lisp/cl-macs-tests.el
@@ -803,4 +803,10 @@ See Bug#57915."
(macroexpand form)
(should (string-empty-p messages))))))))
+(ert-deftest cl-&key-arguments ()
+ (cl-flet ((fn (&key x) x))
+ (should-error (fn :x))
+ (should (eq (fn :x :a) :a))))
+
+
;;; cl-macs-tests.el ends here