TudbuT/helix-mods
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Missed some items in the CRLF PR.

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This commit is contained in:
Nathan Vegdahl 2021-06-22 10:15:30 -07:00 • committed by Blaž Hrastnik
parent 9c53461429
commit 38bf9c2576
2 changed files with 25 additions and 23 deletions
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6
helix-core/src/line_ending.rs
View file

@ -159,6 +159,12 @@ pub fn line_end_char_index(slice: &RopeSlice, line: usize) -> usize {
.unwrap_or(0)
}
/// Returns the char index of the end of the given RopeSlice, not including
/// any final line ending.
pub fn rope_end_without_line_ending(slice: &RopeSlice) -> usize {
slice.len_chars() - get_line_ending(slice).map(|le| le.len_chars()).unwrap_or(0)
}
#[cfg(test)]
mod line_ending_tests {
use super::*;

42
helix-term/src/commands.rs
View file

@ -1,7 +1,8 @@
use helix_core::{
comment, coords_at_pos, find_first_non_whitespace_char, find_root, graphemes, indent,
line_ending::{
get_line_ending, get_line_ending_of_str, line_end_char_index, str_is_line_ending,
get_line_ending, get_line_ending_of_str, line_end_char_index, rope_end_without_line_ending,
str_is_line_ending,
},
match_brackets,
movement::{self, Direction},
@ -612,7 +613,7 @@ fn replace(cx: &mut Context) {
if let Some(ch) = ch {
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let max_to = doc.text().len_chars().saturating_sub(1);
let max_to = rope_end_without_line_ending(&doc.text().slice(..));
let to = std::cmp::min(max_to, range.to() + 1);
let text: String = RopeGraphemes::new(doc.text().slice(range.from()..to))
.map(|g| {
@ -769,7 +770,7 @@ fn extend_line_start(cx: &mut Context) {
fn select_all(cx: &mut Context) {
let (view, doc) = current!(cx.editor);
let end = doc.text().len_chars().saturating_sub(1);
let end = rope_end_without_line_ending(&doc.text().slice(..));
doc.set_selection(view.id, Selection::single(0, end))
}
@ -900,13 +901,13 @@ fn extend_line(cx: &mut Context) {
let line_start = text.char_to_line(pos.anchor);
let mut line = text.char_to_line(pos.head);
let line_end = text.line_to_char(line + 1).saturating_sub(1);
if line_start <= pos.anchor && pos.head == line_end && line != text.len_lines() {
let line_end = line_end_char_index(&text.slice(..), line);
if line_start <= pos.anchor && pos.head == line_end && line < (text.len_lines() - 2) {
line += 1;
}
let start = text.line_to_char(line_start);
let end = text.line_to_char(line + 1).saturating_sub(1);
let end = line_end_char_index(&text.slice(..), line);
doc.set_selection(view.id, Selection::single(start, end));
}
@ -924,13 +925,9 @@ 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 alltext = doc.text();
let alltext = doc.text().slice(..);
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 max_to = rope_end_without_line_ending(&alltext);
let to = std::cmp::min(max_to, range.to() + 1);
(range.from(), to, None)
});
@ -1348,7 +1345,7 @@ mod cmd {
Ok(contents) => {
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let max_to = doc.text().len_chars().saturating_sub(1);
let max_to = rope_end_without_line_ending(&doc.text().slice(..));
let to = std::cmp::min(max_to, range.to() + 1);
(range.from(), to, Some(contents.as_str().into()))
});
@ -1831,7 +1828,10 @@ fn open(cx: &mut Context, open: Open) {
};
// insert newlines after this index for both Above and Below variants
let linend_index = doc.text().line_to_char(line).saturating_sub(1);
let linend_index = doc.text().line_to_char(line)
- get_line_ending(&doc.text().line(line))
.map(|le| le.len_chars())
.unwrap_or(0);
// TODO: share logic with insert_newline for indentation
let indent_level = indent::suggested_indent_for_pos(
@ -2702,7 +2702,7 @@ fn replace_with_yanked(cx: &mut Context) {
if let Some(yank) = values.first() {
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let max_to = doc.text().len_chars().saturating_sub(1);
let max_to = rope_end_without_line_ending(&doc.text().slice(..));
let to = std::cmp::min(max_to, range.to() + 1);
(range.from(), to, Some(yank.as_str().into()))
});
@ -2720,7 +2720,7 @@ fn replace_selections_with_clipboard_impl(editor: &mut Editor) {
Ok(contents) => {
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let max_to = doc.text().len_chars().saturating_sub(1);
let max_to = rope_end_without_line_ending(&doc.text().slice(..));
let to = std::cmp::min(max_to, range.to() + 1);
(range.from(), to, Some(contents.as_str().into()))
});
@ -2906,8 +2906,8 @@ fn join_selections(cx: &mut Context) {
changes.reserve(lines.len());
for line in lines {
let mut start = text.line_to_char(line + 1).saturating_sub(1);
let mut end = start + 1;
let mut start = line_end_char_index(&slice, line);
let mut end = text.line_to_char(line + 1);
end = skip_while(slice, end, |ch| matches!(ch, ' ' | '\t')).unwrap_or(end);
// need to skip from start, not end
@ -3371,11 +3371,7 @@ fn surround_add(cx: &mut Context) {
for (i, range) in selection.iter().enumerate() {
let from = range.from();
let line = text.char_to_line(range.to());
let max_to = doc.text().len_chars().saturating_sub(
get_line_ending(&text.line(line))
.map(|le| le.len_chars())
.unwrap_or(0),
);
let max_to = rope_end_without_line_ending(&text);
let to = std::cmp::min(range.to() + 1, max_to);
changes.push((from, from, Some(Tendril::from_char(open))));