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Fix handling of key ranges ("a .. d")

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When the last key in the key sequence is a range, extract the whole range
instead of just the final key.

Fixes #161
This commit is contained in:
Justin Burkett 2017-02-09 10:27:41 -05:00
parent ea6f1dc5aa
commit 0d56e4369b
2 changed files with 19 additions and 3 deletions
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10
which-key-tests.el
View File

@ -99,7 +99,7 @@
'("SPC t 2" . "[ ] test mode")))))
(ert-deftest which-key-test--maybe-replace-multiple ()
"Test `which-key-allow-multiple-replacements'. See #156"
"Test `which-key-allow-multiple-replacements'. See #156."
(let ((which-key-replacement-alist
'(((nil . "helm") . (nil . "HLM"))
((nil . "projectile") . (nil . "PRJTL"))))
@ -114,5 +114,13 @@
(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")))
(provide 'which-key-tests)
;;; which-key-tests.el ends here

12
which-key.el
View File

@ -1439,6 +1439,14 @@ ORIGINAL-DESCRIPTION is the description given by
str))))))
desc))
(defun which-key--extract-key (key-str)
"Pull the last key (or key range) out of KEY-STR."
(save-match-data
(let ((key-range-regexp "\\`.*\\([^ \t]+ \\.\\. [^ \t]+\\)\\'"))
(if (string-match key-range-regexp key-str)
(match-string 1 key-str)
(car (last (split-string key-str " ")))))))
(defun which-key--format-and-replace (unformatted)
"Take a list of (key . desc) cons cells in UNFORMATTED, add
faces and perform replacements according to the three replacement
@ -1451,7 +1459,7 @@ alists. Returns a list (key separator description)."
(let* ((key (car key-binding))
(orig-desc (cdr key-binding))
(group (which-key--group-p orig-desc))
(keys (which-key--current-key-string key))
(keys (concat (which-key--current-key-string) " " key))
(local (eq (which-key--safe-lookup-key local-map (kbd keys))
(intern orig-desc)))
(hl-face (which-key--highlight-face orig-desc))
@ -1459,7 +1467,7 @@ alists. Returns a list (key separator description)."
(when (consp key-binding)
(push
(list (which-key--propertize-key
(car (last (split-string (car key-binding) " "))))
(which-key--extract-key (car key-binding)))
sep-w-face
(which-key--propertize-description
(cdr key-binding) group local hl-face orig-desc))