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Fix off-by-1 error when removing at end (#61)

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Markus Hennerbichler 2024-01-28 22:25:14 +00:00 committed by GitHub
parent c2fbac20ee
commit 16606e5371
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1 changed files with 5 additions and 4 deletions
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9
crates/llm-ls/src/document.rs
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@ -237,18 +237,19 @@ impl Document {
},
)
} else {
let slice_size = old_end_idx - start_idx;
let removal_idx = self.text.try_line_to_char(range.end.line as usize).map_err(internal_error)? + (range.end.character as usize);
let slice_size = removal_idx - start_idx;
self.text
.try_remove(start_idx..old_end_idx)
.try_remove(start_idx..removal_idx)
.map_err(internal_error)?;
self.text.insert(start_idx, text);
let rope = Rope::from_str(text);
let text_len = rope.len_chars();
let character_difference = text_len as isize - slice_size as isize;
let new_end_idx = if character_difference.is_negative() {
old_end_idx - character_difference.wrapping_abs() as usize
removal_idx - character_difference.wrapping_abs() as usize
} else {
old_end_idx + character_difference as usize
removal_idx + character_difference as usize
};
let row = self
.text