Merge pull request #224 from helix-editor/line_ending_detection

Line ending detection

3 files changed, 8 insertions, 5 deletions

diff --git a/helix-tui/Cargo.toml b/helix-tui/Cargo.toml
index 89fa755d..30e2374d 100644
--- a/helix-tui/Cargo.toml
+++ b/helix-tui/Cargo.toml
@@ -22,3 +22,4 @@ unicode-segmentation = "1.2"
 unicode-width = "0.1"
 crossterm = { version = "0.20", optional = true }
 serde = { version = "1", "optional" = true, features = ["derive"]}
+helix-core = { version = "0.2", path = "../helix-core" }
diff --git a/helix-tui/src/text.rs b/helix-tui/src/text.rs
index c671e918..b23bfd81 100644
--- a/helix-tui/src/text.rs
+++ b/helix-tui/src/text.rs
@@ -47,6 +47,7 @@
 //! ]);
 //! ```
 use crate::style::Style;
+use helix_core::line_ending::str_is_line_ending;
 use std::borrow::Cow;
 use unicode_segmentation::UnicodeSegmentation;
 use unicode_width::UnicodeWidthStr;
@@ -177,7 +178,7 @@ impl<'a> Span<'a> {
                 symbol: g,
                 style: base_style.patch(self.style),
             })
-            .filter(|s| s.symbol != "\n")
+            .filter(|s| !str_is_line_ending(s.symbol))
     }
 }
 
diff --git a/helix-tui/src/widgets/reflow.rs b/helix-tui/src/widgets/reflow.rs
index 94ff7330..ae561a4f 100644
--- a/helix-tui/src/widgets/reflow.rs
+++ b/helix-tui/src/widgets/reflow.rs
@@ -1,4 +1,5 @@
 use crate::text::StyledGrapheme;
+use helix_core::line_ending::str_is_line_ending;
 use unicode_segmentation::UnicodeSegmentation;
 use unicode_width::UnicodeWidthStr;
 
@@ -62,13 +63,13 @@ impl<'a, 'b> LineComposer<'a> for WordWrapper<'a, 'b> {
             // Ignore characters wider that the total max width.
             if symbol.width() as u16 > self.max_line_width
                 // Skip leading whitespace when trim is enabled.
-                || self.trim && symbol_whitespace && symbol != "\n" && current_line_width == 0
+                || self.trim && symbol_whitespace && !str_is_line_ending(symbol) && current_line_width == 0
             {
                 continue;
             }
 
             // Break on newline and discard it.
-            if symbol == "\n" {
+            if str_is_line_ending(symbol) {
                 if prev_whitespace {
                     current_line_width = width_to_last_word_end;
                     self.current_line.truncate(symbols_to_last_word_end);
@@ -170,7 +171,7 @@ impl<'a, 'b> LineComposer<'a> for LineTruncator<'a, 'b> {
             }
 
             // Break on newline and discard it.
-            if symbol == "\n" {
+            if str_is_line_ending(symbol) {
                 break;
             }
 
@@ -199,7 +200,7 @@ impl<'a, 'b> LineComposer<'a> for LineTruncator<'a, 'b> {
 
         if skip_rest {
             for StyledGrapheme { symbol, .. } in &mut self.symbols {
-                if symbol == "\n" {
+                if str_is_line_ending(symbol) {
                     break;
                 }
             }