diff options
Diffstat (limited to 'helix-term/src')
| -rw-r--r-- | helix-term/src/commands.rs | 43 | ||||
| -rw-r--r-- | helix-term/src/ui/editor.rs | 4 | ||||
| -rw-r--r-- | helix-term/src/ui/markdown.rs | 2 |
3 files changed, 29 insertions, 20 deletions
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs index bcf946b7..28c4fe3a 100644 --- a/helix-term/src/commands.rs +++ b/helix-term/src/commands.rs @@ -1,12 +1,12 @@ use helix_core::{ - comment, coords_at_pos, find_first_non_whitespace_char, find_root, graphemes, indent, - match_brackets, + comment, coords_at_pos, find_first_non_whitespace_char, find_root, get_line_ending, graphemes, + indent, line_end_char_index, match_brackets, movement::{self, Direction}, object, pos_at_coords, regex::{self, Regex}, register::{self, Register, Registers}, - search, selection, Change, ChangeSet, Position, Range, Rope, RopeSlice, Selection, SmallVec, - Tendril, Transaction, + search, selection, Change, ChangeSet, LineEnding, Position, Range, Rope, RopeSlice, Selection, + SmallVec, Tendril, Transaction, DEFAULT_LINE_ENDING, }; use helix_view::{ @@ -303,9 +303,8 @@ fn move_line_end(cx: &mut Context) { let text = doc.text(); let line = text.char_to_line(range.head); - // Line end is pos at the start of next line - 1 - // subtract another 1 because the line ends with \n - let pos = text.line_to_char(line + 1).saturating_sub(2); + let pos = line_end_char_index(&text.slice(..), line); + Range::new(pos, pos) }); @@ -452,6 +451,8 @@ where let count = cx.count(); // need to wait for next key + // TODO: should this be done by grapheme rather than char? For example, + // we can't properly handle the line-ending case here in terms of char. cx.on_next_key(move |cx, event| { let ch = match event { KeyEvent { @@ -585,7 +586,7 @@ fn replace(cx: &mut Context) { KeyEvent { code: KeyCode::Enter, .. - } => Some('\n'), + } => Some('\n'), // TODO: use the document's default line ending. _ => None, }; @@ -725,9 +726,8 @@ fn extend_line_end(cx: &mut Context) { let text = doc.text(); let line = text.char_to_line(range.head); - // Line end is pos at the start of next line - 1 - // subtract another 1 because the line ends with \n - let pos = text.line_to_char(line + 1).saturating_sub(2); + let pos = line_end_char_index(&text.slice(..), line); + Range::new(range.anchor, pos) }); @@ -922,7 +922,13 @@ fn delete_selection_impl(reg: &mut Register, doc: &mut Document, view_id: ViewId // then delete let transaction = Transaction::change_by_selection(doc.text(), doc.selection(view_id), |range| { - let max_to = doc.text().len_chars().saturating_sub(1); + let alltext = doc.text(); + let line = alltext.char_to_line(range.head); + let max_to = doc.text().len_chars().saturating_sub( + get_line_ending(&alltext.line(line)) + .map(|le| le.len_chars()) + .unwrap_or(0), + ); let to = std::cmp::min(max_to, range.to() + 1); (range.from(), to, None) }); @@ -1003,7 +1009,7 @@ fn append_mode(cx: &mut Context) { if selection.iter().any(|range| range.head == end) { let transaction = Transaction::change( doc.text(), - std::array::IntoIter::new([(end, end, Some(Tendril::from_char('\n')))]), + std::array::IntoIter::new([(end, end, Some(doc.line_ending().as_str().into()))]), ); doc.apply(&transaction, view.id); } @@ -1683,8 +1689,7 @@ fn append_to_line(cx: &mut Context) { let selection = doc.selection(view.id).transform(|range| { let text = doc.text(); let line = text.char_to_line(range.head); - // we can't use line_to_char(line + 1) - 2 because the last line might not contain \n - let pos = (text.line_to_char(line) + text.line(line).len_chars()).saturating_sub(1); + let pos = line_end_char_index(&text.slice(..), line); Range::new(pos, pos) }); doc.set_selection(view.id, selection); @@ -2344,7 +2349,7 @@ pub mod insert { ); let indent = doc.indent_unit().repeat(indent_level); let mut text = String::with_capacity(1 + indent.len()); - text.push('\n'); + text.push_str(doc.line_ending().as_str()); text.push_str(&indent); let head = pos + offs + text.chars().count(); @@ -2365,7 +2370,7 @@ pub mod insert { if helix_core::auto_pairs::PAIRS.contains(&(prev, curr)) { // another newline, indent the end bracket one level less let indent = doc.indent_unit().repeat(indent_level.saturating_sub(1)); - text.push('\n'); + text.push_str(doc.line_ending().as_str()); text.push_str(&indent); } @@ -2530,7 +2535,9 @@ fn paste_impl( ); // if any of values ends \n it's linewise paste - let linewise = values.iter().any(|value| value.ends_with('\n')); + let linewise = values + .iter() + .any(|value| value.ends_with(doc.line_ending().as_str())); let mut values = values.iter().cloned().map(Tendril::from).chain(repeat); diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs index 7f0d06e9..faede58c 100644 --- a/helix-term/src/ui/editor.rs +++ b/helix-term/src/ui/editor.rs @@ -9,7 +9,7 @@ use crate::{ use helix_core::{ coords_at_pos, syntax::{self, HighlightEvent}, - Position, Range, + LineEnding, Position, Range, }; use helix_view::{document::Mode, Document, Editor, Theme, View}; use std::borrow::Cow; @@ -176,7 +176,7 @@ impl EditorView { // iterate over range char by char for grapheme in RopeGraphemes::new(text) { - if grapheme == "\n" { + if LineEnding::from_rope_slice(&grapheme).is_some() { visual_x = 0; line += 1; diff --git a/helix-term/src/ui/markdown.rs b/helix-term/src/ui/markdown.rs index 75e2f4b4..72a3e4ff 100644 --- a/helix-term/src/ui/markdown.rs +++ b/helix-term/src/ui/markdown.rs @@ -115,6 +115,8 @@ fn parse<'a>( // TODO: replace tabs with indentation let mut slice = &text[start..end]; + // TODO: do we need to handle all unicode line endings + // here, or is just '\n' okay? while let Some(end) = slice.find('\n') { // emit span up to newline let text = &slice[..end]; |