diff options
Diffstat (limited to 'helix-core')
| -rw-r--r-- | helix-core/src/line_ending.rs | 7 | ||||
| -rw-r--r-- | helix-core/src/transaction.rs | 5 |
2 files changed, 12 insertions, 0 deletions
diff --git a/helix-core/src/line_ending.rs b/helix-core/src/line_ending.rs index 09e92523..953d567d 100644 --- a/helix-core/src/line_ending.rs +++ b/helix-core/src/line_ending.rs @@ -203,6 +203,13 @@ pub fn line_end_char_index(slice: &RopeSlice, line: usize) -> usize { .unwrap_or(0) } +pub fn line_end_byte_index(slice: &RopeSlice, line: usize) -> usize { + slice.line_to_byte(line + 1) + - get_line_ending(&slice.line(line)) + .map(|le| le.as_str().len()) + .unwrap_or(0) +} + /// Fetches line `line_idx` from the passed rope slice, sans any line ending. pub fn line_without_line_ending<'a>(slice: &'a RopeSlice, line_idx: usize) -> RopeSlice<'a> { let start = slice.line_to_char(line_idx); diff --git a/helix-core/src/transaction.rs b/helix-core/src/transaction.rs index 482fd6d9..d2f4de07 100644 --- a/helix-core/src/transaction.rs +++ b/helix-core/src/transaction.rs @@ -481,6 +481,11 @@ impl Transaction { for (from, to, tendril) in changes { // Verify ranges are ordered and not overlapping debug_assert!(last <= from); + // Verify ranges are correct + debug_assert!( + from <= to, + "Edit end must end before it starts (should {from} <= {to})" + ); // Retain from last "to" to current "from" changeset.retain(from - last); |