diff options
Diffstat (limited to 'helix-core/src')
-rw-r--r-- | helix-core/src/line_ending.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/helix-core/src/line_ending.rs b/helix-core/src/line_ending.rs index 4f5708ec..f9d67b57 100644 --- a/helix-core/src/line_ending.rs +++ b/helix-core/src/line_ending.rs @@ -13,6 +13,29 @@ pub enum LineEnding { PS, // U+2029 -- ParagraphSeparator } +impl LineEnding { + pub fn len(&self) -> usize { + match self { + Self::Crlf => 2, + _ => 1, + } + } + + pub fn as_str(&self) -> &str { + match self { + Self::Crlf => "\u{000D}\u{000A}", + Self::LF => "\u{000A}", + Self::Nel => "\u{0085}", + Self::LS => "\u{2028}", + Self::CR => "\u{000D}", + _ => panic!( + "Unexpected line ending: {:?}, expected Crlf, LF, CR, Nel, or LS.", + self + ), + } + } +} + pub fn rope_slice_to_line_ending(g: &RopeSlice) -> Option<LineEnding> { if let Some(text) = g.as_str() { str_to_line_ending(text) |