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Refactor {move,extend}_word_* commands

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This commit is contained in:
Gokul Soumya 2021-09-04 20:29:11 +05:30 committed by Blaž Hrastnik
parent ea2b4c687d
commit 33ce8779fd
1 changed files with 28 additions and 99 deletions
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127
helix-term/src/commands.rs
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@ -503,7 +503,10 @@ fn goto_window_bottom(cx: &mut Context) {
goto_window(cx, Align::Bottom)
}
fn move_next_word_start(cx: &mut Context) {
fn move_word_impl<F>(cx: &mut Context, move_fn: F)
where
F: Fn(RopeSlice, Range, usize) -> Range,
{
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
@ -511,68 +514,32 @@ fn move_next_word_start(cx: &mut Context) {
let selection = doc
.selection(view.id)
.clone()
.transform(|range| movement::move_next_word_start(text, range, count));
.transform(|range| move_fn(text, range, count));
doc.set_selection(view.id, selection);
}
fn move_next_word_start(cx: &mut Context) {
move_word_impl(cx, movement::move_next_word_start)
}
fn move_prev_word_start(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc
.selection(view.id)
.clone()
.transform(|range| movement::move_prev_word_start(text, range, count));
doc.set_selection(view.id, selection);
move_word_impl(cx, movement::move_prev_word_start)
}
fn move_next_word_end(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc
.selection(view.id)
.clone()
.transform(|range| movement::move_next_word_end(text, range, count));
doc.set_selection(view.id, selection);
move_word_impl(cx, movement::move_next_word_end)
}
fn move_next_long_word_start(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc
.selection(view.id)
.clone()
.transform(|range| movement::move_next_long_word_start(text, range, count));
doc.set_selection(view.id, selection);
move_word_impl(cx, movement::move_next_long_word_start)
}
fn move_prev_long_word_start(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc
.selection(view.id)
.clone()
.transform(|range| movement::move_prev_long_word_start(text, range, count));
doc.set_selection(view.id, selection);
move_word_impl(cx, movement::move_prev_long_word_start)
}
fn move_next_long_word_end(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc
.selection(view.id)
.clone()
.transform(|range| movement::move_next_long_word_end(text, range, count));
doc.set_selection(view.id, selection);
move_word_impl(cx, movement::move_next_long_word_end)
}
fn goto_file_start(cx: &mut Context) {
@ -591,82 +558,44 @@ fn goto_file_end(cx: &mut Context) {
doc.set_selection(view.id, Selection::point(doc.text().len_chars()));
}
fn extend_next_word_start(cx: &mut Context) {
fn extend_word_impl<F>(cx: &mut Context, extend_fn: F)
where
F: Fn(RopeSlice, Range, usize) -> Range,
{
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc.selection(view.id).clone().transform(|range| {
let word = movement::move_next_word_start(text, range, count);
let word = extend_fn(text, range, count);
let pos = word.cursor(text);
range.put_cursor(text, pos, true)
});
doc.set_selection(view.id, selection);
}
fn extend_next_word_start(cx: &mut Context) {
extend_word_impl(cx, movement::move_next_word_start)
}
fn extend_prev_word_start(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc.selection(view.id).clone().transform(|range| {
let word = movement::move_prev_word_start(text, range, count);
let pos = word.cursor(text);
range.put_cursor(text, pos, true)
});
doc.set_selection(view.id, selection);
extend_word_impl(cx, movement::move_prev_word_start)
}
fn extend_next_word_end(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc.selection(view.id).clone().transform(|range| {
let word = movement::move_next_word_end(text, range, count);
let pos = word.cursor(text);
range.put_cursor(text, pos, true)
});
doc.set_selection(view.id, selection);
extend_word_impl(cx, movement::move_next_word_end)
}
fn extend_next_long_word_start(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc.selection(view.id).clone().transform(|range| {
let word = movement::move_next_long_word_start(text, range, count);
let pos = word.cursor(text);
range.put_cursor(text, pos, true)
});
doc.set_selection(view.id, selection);
extend_word_impl(cx, movement::move_next_long_word_start)
}
fn extend_prev_long_word_start(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc.selection(view.id).clone().transform(|range| {
let word = movement::move_prev_long_word_start(text, range, count);
let pos = word.cursor(text);
range.put_cursor(text, pos, true)
});
doc.set_selection(view.id, selection);
extend_word_impl(cx, movement::move_prev_long_word_start)
}
fn extend_next_long_word_end(cx: &mut Context) {
let count = cx.count();
let (view, doc) = current!(cx.editor);
let text = doc.text().slice(..);
let selection = doc.selection(view.id).clone().transform(|range| {
let word = movement::move_next_long_word_end(text, range, count);
let pos = word.cursor(text);
range.put_cursor(text, pos, true)
});
doc.set_selection(view.id, selection);
extend_word_impl(cx, movement::move_next_long_word_end)
}
#[inline]