aboutsummaryrefslogtreecommitdiff
path: root/helix-view
diff options
context:
space:
mode:
authorNathan Vegdahl2021-07-21 01:40:41 +0000
committerNathan Vegdahl2021-07-21 01:40:41 +0000
commit198fe409513d43bc2c38fbb148131bf8cab58d19 (patch)
treedc94311eb55b9cf00894493e7a015ad5a1f31636 /helix-view
parentc848ed7abc7605c1bb1c6c98dfac23cadcb9e439 (diff)
Don't insert a final line ending on file load/reload.
Diffstat (limited to 'helix-view')
-rw-r--r--helix-view/src/document.rs27
1 files changed, 6 insertions, 21 deletions
diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
index a04af94d..2f2b7479 100644
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@@ -306,19 +306,6 @@ pub async fn to_writer<'a, W: tokio::io::AsyncWriteExt + Unpin + ?Sized>(
Ok(())
}
-/// Inserts the final line ending into `rope` if it's missing. [Why?](https://stackoverflow.com/questions/729692/why-should-text-files-end-with-a-newline)
-pub fn with_line_ending(rope: &mut Rope) -> LineEnding {
- // search for line endings
- let line_ending = auto_detect_line_ending(rope).unwrap_or(DEFAULT_LINE_ENDING);
-
- // add missing newline at the end of file
- if rope.len_bytes() == 0 || !char_is_line_ending(rope.char(rope.len_chars() - 1)) {
- rope.insert(rope.len_chars(), line_ending.as_str());
- }
-
- line_ending
-}
-
/// Like std::mem::replace() except it allows the replacement value to be mapped from the
/// original value.
fn take_with<T, F>(mut_ref: &mut T, closure: F)
@@ -456,7 +443,7 @@ impl Document {
theme: Option<&Theme>,
config_loader: Option<&syntax::Loader>,
) -> Result<Self, Error> {
- let (mut rope, encoding) = if path.exists() {
+ let (rope, encoding) = if path.exists() {
let mut file =
std::fs::File::open(&path).context(format!("unable to open {:?}", path))?;
from_reader(&mut file, encoding)?
@@ -465,7 +452,6 @@ impl Document {
(Rope::from(DEFAULT_LINE_ENDING.as_str()), encoding)
};
- let line_ending = with_line_ending(&mut rope);
let mut doc = Self::from(rope, Some(encoding));
// set the path and try detecting the language
@@ -474,9 +460,9 @@ impl Document {
doc.detect_language(theme, loader);
}
- // Detect indentation style and set line ending.
+ // Detect indentation style and line ending.
doc.detect_indent_style();
- doc.line_ending = line_ending;
+ doc.line_ending = auto_detect_line_ending(&doc.text).unwrap_or(DEFAULT_LINE_ENDING);
Ok(doc)
}
@@ -605,16 +591,15 @@ impl Document {
}
let mut file = std::fs::File::open(path.unwrap())?;
- let (mut rope, ..) = from_reader(&mut file, Some(encoding))?;
- let line_ending = with_line_ending(&mut rope);
+ let (rope, ..) = from_reader(&mut file, Some(encoding))?;
let transaction = helix_core::diff::compare_ropes(self.text(), &rope);
self.apply(&transaction, view_id);
self.append_changes_to_history(view_id);
- // Detect indentation style and set line ending.
+ // Detect indentation style and line ending.
self.detect_indent_style();
- self.line_ending = line_ending;
+ self.line_ending = auto_detect_line_ending(&self.text).unwrap_or(DEFAULT_LINE_ENDING);
Ok(())
}