swiper.el (swiper--candidates): Avoid line-move for large buffers

Re #227

diff --git a/swiper.el b/swiper.el
index 09c266ebf8de0934d72500677caa4861fe970cf7..0f8ff31d2262fe257849242ace812deadb1a975d 100644 (file)
--- a/swiper.el
+++ b/swiper.el
@@ -223,7 +223,8 @@
       (setq swiper--format-spec
             (format "%%-%dd " swiper--width))
       (let ((line-number 0)
-            (advancer (if visual-line-mode
+            (advancer (if (and visual-line-mode
+                               (< (buffer-size) 20000))
                           (lambda (arg) (line-move arg t))
                         #'forward-line))
             candidates)