branch: master
commit 2191bdb41a0cc0f45c1f2710208d73b82e9e386e
Author: Oleh Krehel <[email protected]>
Commit: Oleh Krehel <[email protected]>
ivy.el (ivy-completions): Simplify
---
ivy.el | 19 ++++++-------------
1 files changed, 6 insertions(+), 13 deletions(-)
diff --git a/ivy.el b/ivy.el
index 25d8a70..34f7ad8 100644
--- a/ivy.el
+++ b/ivy.el
@@ -362,19 +362,12 @@ CANDIDATES is a list of strings."
(setq ivy--index (max (1- ivy--length) 0)))
(if (null cands)
""
- (let ((index ivy--index))
- (if (< index (/ ivy-height 2))
- (setq cands
- (cl-subseq cands 0 (min (1- ivy-height) ivy--length)))
- (setq cands
- (cl-subseq cands
- (- index (/ ivy-height 2))
- (min (+ index (/ ivy-height 2))
- ivy--length)))
- (setq index (min (/ ivy-height 2)
- (1- (length cands)))))
- (setq ivy--current (copy-sequence
- (nth index cands)))
+ (let* ((half-height (/ ivy-height 2))
+ (start (max 0 (- ivy--index half-height)))
+ (end (min (+ start (1- ivy-height)) ivy--length))
+ (cands (cl-subseq cands start end))
+ (index (min ivy--index half-height (1- (length cands)))))
+ (setq ivy--current (copy-sequence (nth index cands)))
(setf (nth index cands)
(ivy--add-face ivy--current 'ivy-current-match))
(concat "\n" (mapconcat
