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Merge remote-tracking branch 'origin/feature/which-key-in-core'

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Philip Kaludercic 2024-06-18 21:45:58 +02:00
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7
etc/NEWS
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@ -2063,6 +2063,13 @@ mode is enabled, a tool bar is displayed at the top of a window. To
conserve space, no tool bar is shown if 'tool-bar-map' is nil. The
global minor mode 'global-window-tool-bar-mode' enables this minor mode
in all buffers.
+++
** New package Which-Key
The 'which-key' package from GNU ELPA is now included in Emacs. It
implements the 'which-key-mode' that displays a table of key bindings
upon entering a partial key chord and waiting for a moment.
* Incompatible Lisp Changes in Emacs 30.1

2814
lisp/which-key.el Normal file
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File diff suppressed because it is too large Load diff

267
test/lisp/which-key-tests.el Normal file
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@ -0,0 +1,267 @@
;;; which-key-tests.el --- Tests for which-key.el -*- lexical-binding: t; -*-
;; Copyright (C) 2017-2021 Free Software Foundation, Inc.
;; Author: Justin Burkett <justin@burkett.cc>
;; Maintainer: Justin Burkett <justin@burkett.cc>
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Tests for which-key.el
;;; Code:
(require 'which-key)
(require 'ert)
(ert-deftest which-key-test--keymap-based-bindings ()
(let ((map (make-sparse-keymap))
(prefix-map (make-sparse-keymap)))
(define-key prefix-map "x" #'ignore)
(define-key map "\C-a" 'complete)
(define-key map "\C-b" prefix-map)
(which-key-add-keymap-based-replacements map
"C-a" '("mycomplete" . complete)
"C-b" "mymap"
"C-c" "mymap2")
(define-key map "\C-ca" 'foo)
(should (equal
(which-key--get-keymap-bindings map)
'(("C-a" . "mycomplete")
("C-b" . "group:mymap")
("C-c" . "group:mymap2"))))))
(ert-deftest which-key-test--named-prefix-keymap ()
(define-prefix-command 'which-key-test--named-map)
(let ((map (make-sparse-keymap)))
(define-key map "\C-a" 'which-key-test--named-map)
(should (equal
(which-key--get-keymap-bindings map)
'(("C-a" . "which-key-test--named-map"))))))
(ert-deftest which-key-test--prefix-declaration ()
"Test `which-key-declare-prefixes' and
`which-key-declare-prefixes-for-mode'. See Bug #109."
(let* ((major-mode 'test-mode)
which-key-replacement-alist)
(which-key-add-key-based-replacements
"SPC C-c" '("complete" . "complete title")
"SPC C-k" "cancel")
(which-key-add-major-mode-key-based-replacements 'test-mode
"C-c C-c" '("complete" . "complete title")
"C-c C-k" "cancel")
(should (equal
(which-key--maybe-replace '("SPC C-k" . ""))
'("SPC C-k" . "cancel")))
(should (equal
(which-key--maybe-replace '("C-c C-c" . ""))
'("C-c C-c" . "complete")))))
(ert-deftest which-key-test--maybe-replace ()
"Test `which-key--maybe-replace'. See #154"
(let ((which-key-replacement-alist
'((("C-c [a-d]" . nil) . ("C-c a" . "c-c a"))
(("C-c .+" . nil) . ("C-c *" . "c-c *"))))
(test-mode-1 't)
(test-mode-2 'nil)
which-key-allow-multiple-replacements)
(which-key-add-key-based-replacements
"C-c ." "test ."
"SPC ." "SPC ."
"C-c \\" "regexp quoting"
"C-c [" "bad regexp"
"SPC t1" (lambda (kb)
(cons (car kb)
(if test-mode-1
"[x] test mode"
"[ ] test mode")))
"SPC t2" (lambda (kb)
(cons (car kb)
(if test-mode-2
"[x] test mode"
"[ ] test mode"))))
(should (equal
(which-key--maybe-replace '("C-c g" . "test"))
'("C-c *" . "c-c *")))
(should (equal
(which-key--maybe-replace '("C-c b" . "test"))
'("C-c a" . "c-c a")))
(should (equal
(which-key--maybe-replace '("C-c ." . "not test ."))
'("C-c ." . "test .")))
(should (not
(equal
(which-key--maybe-replace '("C-c +" . "not test ."))
'("C-c ." . "test ."))))
(should (equal
(which-key--maybe-replace '("C-c [" . "orig bad regexp"))
'("C-c [" . "bad regexp")))
(should (equal
(which-key--maybe-replace '("C-c \\" . "pre quoting"))
'("C-c \\" . "regexp quoting")))
;; see #155
(should (equal
(which-key--maybe-replace '("SPC . ." . "don't replace"))
'("SPC . ." . "don't replace")))
(should (equal
(which-key--maybe-replace '("SPC t 1" . "test mode"))
'("SPC t 1" . "[x] test mode")))
(should (equal
(which-key--maybe-replace '("SPC t 2" . "test mode"))
'("SPC t 2" . "[ ] test mode")))))
(ert-deftest which-key-test--maybe-replace-multiple ()
"Test `which-key-allow-multiple-replacements'. See #156."
(let ((which-key-replacement-alist
'(((nil . "helm") . (nil . "HLM"))
((nil . "projectile") . (nil . "PRJTL"))))
(which-key-allow-multiple-replacements t))
(should (equal
(which-key--maybe-replace '("C-c C-c" . "helm-x"))
'("C-c C-c" . "HLM-x")))
(should (equal
(which-key--maybe-replace '("C-c C-c" . "projectile-x"))
'("C-c C-c" . "PRJTL-x")))
(should (equal
(which-key--maybe-replace '("C-c C-c" . "helm-projectile-x"))
'("C-c C-c" . "HLM-PRJTL-x")))))
(ert-deftest which-key-test--key-extraction ()
"Test `which-key--extract-key'. See #161."
(should (equal (which-key--extract-key "SPC a") "a"))
(should (equal (which-key--extract-key "C-x a") "a"))
(should (equal (which-key--extract-key "<left> b a") "a"))
(should (equal (which-key--extract-key "<left> a .. c") "a .. c"))
(should (equal (which-key--extract-key "M-a a .. c") "a .. c")))
(ert-deftest which-key-test--get-keymap-bindings ()
(skip-unless (require 'evil nil t))
(defvar evil-local-mode)
(defvar evil-state)
(declare-function evil-define-key* "ext:evil")
(let ((map (make-sparse-keymap))
(evil-local-mode t)
(evil-state 'normal)
which-key-replacement-alist)
(define-key map [which-key-a] '(which-key "blah"))
(define-key map "b" #'ignore)
(define-key map "c" "c")
(define-key map "dd" "dd")
(define-key map "eee" "eee")
(define-key map "f" [123 45 6])
(define-key map (kbd "M-g g") "M-gg")
(evil-define-key* 'normal map (kbd "C-h") "C-h-normal")
(evil-define-key* 'insert map (kbd "C-h") "C-h-insert")
(should (equal
(sort (which-key--get-keymap-bindings map)
(lambda (a b) (string-lessp (car a) (car b))))
'(("M-g" . "prefix")
("c" . "c")
("d" . "prefix")
("e" . "prefix")
("f" . "{ - C-f"))))
(should (equal
(sort (which-key--get-keymap-bindings map nil nil nil nil t)
(lambda (a b) (string-lessp (car a) (car b))))
'(("C-h" . "C-h-normal")
("M-g" . "prefix")
("c" . "c")
("d" . "prefix")
("e" . "prefix")
("f" . "{ - C-f"))))
(should (equal
(sort (which-key--get-keymap-bindings map nil nil nil t)
(lambda (a b) (string-lessp (car a) (car b))))
'(("M-g g" . "M-gg")
("c" . "c")
("d d" . "dd")
("e e e" . "eee")
("f" . "{ - C-f"))))))
(ert-deftest which-key-test--nil-replacement ()
(let ((which-key-replacement-alist
'(((nil . "winum-select-window-[1-9]") . t))))
(should (equal
(which-key--maybe-replace '("C-c C-c" . "winum-select-window-1"))
'()))))
(ert-deftest which-key-test--key-sorting ()
(let ((keys '(("a" . "z")
("A" . "Z")
("b" . "y")
("B" . "Y")
("p" . "prefix")
("SPC" . "x")
("C-a" . "w"))))
(let ((which-key-sort-uppercase-first t))
(should
(equal
(mapcar #'car (sort (copy-sequence keys) #'which-key-key-order))
'("SPC" "A" "B" "a" "b" "p" "C-a"))))
(let (which-key-sort-uppercase-first)
(should
(equal
(mapcar #'car (sort (copy-sequence keys) #'which-key-key-order))
'("SPC" "a" "b" "p" "A" "B" "C-a"))))
(let ((which-key-sort-uppercase-first t))
(should
(equal
(mapcar #'car (sort (copy-sequence keys) #'which-key-key-order-alpha))
'("SPC" "A" "a" "B" "b" "p" "C-a"))))
(let (which-key-sort-uppercase-first)
(should
(equal
(mapcar #'car (sort (copy-sequence keys) #'which-key-key-order-alpha))
'("SPC" "a" "A" "b" "B" "p" "C-a"))))
(let ((which-key-sort-uppercase-first t))
(should
(equal
(mapcar #'car (sort (copy-sequence keys)
#'which-key-prefix-then-key-order))
'("SPC" "A" "B" "a" "b" "C-a" "p"))))
(let (which-key-sort-uppercase-first)
(should
(equal
(mapcar #'car (sort (copy-sequence keys)
#'which-key-prefix-then-key-order))
'("SPC" "a" "b" "A" "B" "C-a" "p"))))
(let ((which-key-sort-uppercase-first t))
(should
(equal
(mapcar 'car (sort (copy-sequence keys)
#'which-key-prefix-then-key-order-reverse))
'("p" "SPC" "A" "B" "a" "b" "C-a"))))
(let (which-key-sort-uppercase-first)
(should
(equal
(mapcar #'car (sort (copy-sequence keys)
#'which-key-prefix-then-key-order-reverse))
'("p" "SPC" "a" "b" "A" "B" "C-a"))))
(let ((which-key-sort-uppercase-first t))
(should
(equal
(mapcar #'car (sort (copy-sequence keys)
#'which-key-description-order))
'("p" "C-a" "SPC" "b" "B" "a" "A"))))
(let (which-key-sort-uppercase-first)
(should
(equal
(mapcar #'car (sort (copy-sequence keys)
#'which-key-description-order))
'("p" "C-a" "SPC" "b" "B" "a" "A"))))))
(provide 'which-key-tests)
;;; which-key-tests.el ends here