};
let num_chars = num_tabs + num_spaces;
if num_tabs == 0 && num_chars + offset <= INDENT_BUFFER_LEN {
- Cow::from(&INDENT_BUFFER[offset..num_chars + 1])
+ Cow::from(&INDENT_BUFFER[offset..=num_chars])
} else {
let mut indent = String::with_capacity(num_chars + if offset == 0 { 1 } else { 0 });
if offset == 0 {