vis: make <C-n> in visual mode wrap around

Strictly speaking we actually not wrap around, but search
backwards starting from the first cursor. This is seems
more useful when for example renaming a local variable
but not starting from its declaration.

Close #305

1 files changed, 13 insertions, 6 deletions

diff --git a/main.c b/main.c
index 7926c4d..a42d8cd 100644
--- a/main.c
+++ b/main.c
@@ -1442,15 +1442,22 @@ static const char *cursors_select_next(Vis *vis, const char *keys, const Arg *ar
 	if (!buf)
 		return keys;
 	Filerange word = text_object_word_find_next(txt, sel.end, buf);
-	free(buf);
-
 	if (text_range_valid(&word)) {
 		size_t pos = text_char_prev(txt, word.end);
-		cursor = view_cursors_new(view, pos);
-		if (!cursor)
-			return keys;
-		view_cursors_selection_set(cursor, &word);
+		if ((cursor = view_cursors_new(view, pos))) {
+			view_cursors_selection_set(cursor, &word);
+			goto out;
+		}
 	}
+
+	sel = view_cursors_selection_get(view_cursors(view));
+	word = text_object_word_find_prev(txt, sel.start, buf);
+	size_t pos = text_char_prev(txt, word.end);
+	if ((cursor = view_cursors_new(view, pos)))
+		view_cursors_selection_set(cursor, &word);
+
+out:
+	free(buf);
 	return keys;
 }