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Update change-case commands to work with gap indexing.

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This commit is contained in:
Nathan Vegdahl 2021-07-17 10:57:58 -07:00
parent a77274e8bb
commit 954314a7c9
1 changed files with 36 additions and 27 deletions
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63
helix-term/src/commands.rs
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@ -786,24 +786,27 @@ fn replace(cx: &mut Context) {
fn switch_case(cx: &mut Context) {
let (view, doc) = current!(cx.editor);
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let text: Tendril = range
.fragment(doc.text().slice(..))
.chars()
.flat_map(|ch| {
if ch.is_lowercase() {
ch.to_uppercase().collect()
} else if ch.is_uppercase() {
ch.to_lowercase().collect()
} else {
vec![ch]
}
})
.collect();
let selection = doc
.selection(view.id)
.clone()
.min_width_1(doc.text().slice(..));
let transaction = Transaction::change_by_selection(doc.text(), &selection, |range| {
let text: Tendril = range
.fragment(doc.text().slice(..))
.chars()
.flat_map(|ch| {
if ch.is_lowercase() {
ch.to_uppercase().collect()
} else if ch.is_uppercase() {
ch.to_lowercase().collect()
} else {
vec![ch]
}
})
.collect();
(range.from(), range.to() + 1, Some(text))
});
(range.from(), range.to(), Some(text))
});
doc.apply(&transaction, view.id);
doc.append_changes_to_history(view.id);
@ -811,12 +814,15 @@ fn switch_case(cx: &mut Context) {
fn switch_to_uppercase(cx: &mut Context) {
let (view, doc) = current!(cx.editor);
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let text: Tendril = range.fragment(doc.text().slice(..)).to_uppercase().into();
let selection = doc
.selection(view.id)
.clone()
.min_width_1(doc.text().slice(..));
let transaction = Transaction::change_by_selection(doc.text(), &selection, |range| {
let text: Tendril = range.fragment(doc.text().slice(..)).to_uppercase().into();
(range.from(), range.to() + 1, Some(text))
});
(range.from(), range.to(), Some(text))
});
doc.apply(&transaction, view.id);
doc.append_changes_to_history(view.id);
@ -824,12 +830,15 @@ fn switch_to_uppercase(cx: &mut Context) {
fn switch_to_lowercase(cx: &mut Context) {
let (view, doc) = current!(cx.editor);
let transaction =
Transaction::change_by_selection(doc.text(), doc.selection(view.id), |range| {
let text: Tendril = range.fragment(doc.text().slice(..)).to_lowercase().into();
let selection = doc
.selection(view.id)
.clone()
.min_width_1(doc.text().slice(..));
let transaction = Transaction::change_by_selection(doc.text(), &selection, |range| {
let text: Tendril = range.fragment(doc.text().slice(..)).to_lowercase().into();
(range.from(), range.to() + 1, Some(text))
});
(range.from(), range.to(), Some(text))
});
doc.apply(&transaction, view.id);
doc.append_changes_to_history(view.id);