branch: master
commit f246178d59cb00aff95ffbd082c32bc6919aac4b
Author: Oleh Krehel <[email protected]>
Commit: Oleh Krehel <[email protected]>
ivy.el (ivy-prefix-sort): New defcustom, off by default for now
* ivy.el (ivy--filter): When `ivy-prefix-sort' is non-nil, additionally
sort the matching candidates with `ivy--prefix-sort'.
(ivy--prefix-sort): New defun.
Fixes #265
---
ivy.el | 28 +++++++++++++++++++++++++---
1 files changed, 25 insertions(+), 3 deletions(-)
diff --git a/ivy.el b/ivy.el
index 929b71d..fda42a2 100644
--- a/ivy.el
+++ b/ivy.el
@@ -1663,6 +1663,10 @@ You can toggle this to make `case-fold-search' nil
regardless of input."
;; reset cache so that the candidate list updates
(setq ivy--old-re nil))
+(defcustom ivy-prefix-sort nil
+ "When non-nil, put prefix matches ahead of the other matches."
+ :type 'boolean)
+
(defun ivy--filter (name candidates)
"Return all items that match NAME in CANDIDATES.
CANDIDATES are assumed to be static."
@@ -1710,11 +1714,29 @@ CANDIDATES are assumed to be static."
res)))))
(ivy--recompute-index name re-str cands)
(setq ivy--old-re (if cands re-str ""))
- (when (and (require 'flx nil 'noerror)
- (eq ivy--regex-function 'ivy--regex-fuzzy))
- (setq cands (ivy--flx-sort name cands)))
+ (if (and (require 'flx nil 'noerror)
+ (eq ivy--regex-function 'ivy--regex-fuzzy))
+ (setq cands (ivy--flx-sort name cands))
+ (when ivy-prefix-sort
+ (setq cands (ivy--prefix-sort name cands))))
(setq ivy--old-cands cands)))))
+(defun ivy--prefix-sort (name candidates)
+ "Re-sort CANDIDATES.
+Prefix matches to NAME are put ahead of the list."
+ (if (or (string-match "^\\^" name) (string= name ""))
+ candidates
+ (let ((re-prefix (concat "^" (funcall ivy--regex-function name)))
+ res-prefix
+ res-noprefix)
+ (dolist (s candidates)
+ (if (string-match re-prefix s)
+ (push s res-prefix)
+ (push s res-noprefix)))
+ (nconc
+ (nreverse res-prefix)
+ (nreverse res-noprefix)))))
+
(defun ivy--recompute-index (name re-str cands)
(let* ((caller (ivy-state-caller ivy-last))
(func (or (and caller (cdr (assoc caller ivy-index-functions-alist)))
