diff options
| -rw-r--r-- | helix-lsp/src/lib.rs | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/helix-lsp/src/lib.rs b/helix-lsp/src/lib.rs index 1eb1c151..109546d0 100644 --- a/helix-lsp/src/lib.rs +++ b/helix-lsp/src/lib.rs @@ -66,39 +66,26 @@ pub mod util { pos: lsp::Position, offset_encoding: OffsetEncoding, ) -> Option<usize> { - let max_line = doc.lines().count().saturating_sub(1); let pos_line = pos.line as usize; - let pos_line = if pos_line > max_line { + if pos_line > doc.len_lines() - 1 { return None; - } else { - pos_line - }; + } + match offset_encoding { OffsetEncoding::Utf8 => { - let max_char = doc - .line_to_char(max_line) - .checked_add(doc.line(max_line).len_chars())?; let line = doc.line_to_char(pos_line); let pos = line.checked_add(pos.character as usize)?; - if pos <= max_char { + if pos <= doc.len_chars() { Some(pos) } else { None } } OffsetEncoding::Utf16 => { - let max_char = doc - .line_to_char(max_line) - .checked_add(doc.line(max_line).len_chars())?; - let max_cu = doc.char_to_utf16_cu(max_char); let line = doc.line_to_char(pos_line); let line_start = doc.char_to_utf16_cu(line); let pos = line_start.checked_add(pos.character as usize)?; - if pos <= max_cu { - Some(doc.utf16_cu_to_char(pos)) - } else { - None - } + doc.try_utf16_cu_to_char(pos).ok() } } } |