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-rw-r--r--helix-core/src/surround.rs18
1 files changed, 13 insertions, 5 deletions
diff --git a/helix-core/src/surround.rs b/helix-core/src/surround.rs
index 61981d6e..52f60cab 100644
--- a/helix-core/src/surround.rs
+++ b/helix-core/src/surround.rs
@@ -41,11 +41,14 @@ pub fn find_nth_pairs_pos(
let (open, close) = get_pair(ch);
let (open_pos, close_pos) = if open == close {
- // find_nth* do not consider current character; +1/-1 to include them
- (
- search::find_nth_prev(text, open, pos + 1, n, true)?,
- search::find_nth_next(text, close, pos - 1, n, true)?,
- )
+ let prev = search::find_nth_prev(text, open, pos, n, true);
+ let next = search::find_nth_next(text, close, pos, n, true);
+ if text.char(pos) == open {
+ // cursor is *on* a pair
+ next.map(|n| (pos, n)).or_else(|| prev.map(|p| (p, pos)))?
+ } else {
+ (prev?, next?)
+ }
} else {
(
find_nth_open_pair(text, open, close, pos, n)?,
@@ -198,6 +201,11 @@ mod test {
assert_eq!(find_nth_pairs_pos(slice, '\'', 13, 1), Some((10, 15)));
assert_eq!(find_nth_pairs_pos(slice, '\'', 13, 2), Some((4, 21)));
assert_eq!(find_nth_pairs_pos(slice, '\'', 13, 3), Some((0, 27)));
+ // cursor on the quotes
+ assert_eq!(find_nth_pairs_pos(slice, '\'', 10, 1), Some((10, 15)));
+ // this is the best we can do since opening and closing pairs are same
+ assert_eq!(find_nth_pairs_pos(slice, '\'', 0, 1), Some((0, 4)));
+ assert_eq!(find_nth_pairs_pos(slice, '\'', 27, 1), Some((21, 27)));
}
#[test]