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authorGokul Soumya2021-09-04 14:59:11 +0000
committerBlaž Hrastnik2021-09-05 03:41:19 +0000
commit33ce8779fd43ae330fb21c698e0ce117ae40abc4 (patch)
treeaab2ba3c8f06715da305ef8da10ba3021787eb8d /helix-term
parentea2b4c687d4ee360cc8cbdbd6cf1c1cb2728a23d (diff)
Refactor {move,extend}_word_* commands
Diffstat (limited to 'helix-term')
-rw-r--r--helix-term/src/commands.rs127
1 files changed, 28 insertions, 99 deletions
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index c248fe18..cad8cf60 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -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_prev_word_start(cx: &mut Context) {
- let count = cx.count();
- let (view, doc) = current!(cx.editor);
- let text = doc.text().slice(..);
+fn move_next_word_start(cx: &mut Context) {
+ move_word_impl(cx, movement::move_next_word_start)
+}
- let selection = doc
- .selection(view.id)
- .clone()
- .transform(|range| movement::move_prev_word_start(text, range, count));
- doc.set_selection(view.id, selection);
+fn move_prev_word_start(cx: &mut Context) {
+ 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_prev_word_start(cx: &mut Context) {
- let count = cx.count();
- let (view, doc) = current!(cx.editor);
- let text = doc.text().slice(..);
+fn extend_next_word_start(cx: &mut Context) {
+ extend_word_impl(cx, movement::move_next_word_start)
+}
- 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);
+fn extend_prev_word_start(cx: &mut Context) {
+ 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]