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Auto indent change if selection is linewise (#7316)

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Tudyx 2023-07-11 21:01:48 +02:00 committed by GitHub
parent 8afc0282f2
commit 9893a1fbcc
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1 changed files with 20 additions and 1 deletions
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21
helix-term/src/commands.rs
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@ -2342,10 +2342,25 @@ enum Operation {
Change,
}
fn selection_is_linewise(selection: &Selection, text: &Rope) -> bool {
selection.ranges().iter().all(|range| {
let text = text.slice(..);
if range.slice(text).len_lines() < 2 {
return false;
}
// If the start of the selection is at the start of a line and the end at the end of a line.
let (start_line, end_line) = range.line_range(text);
let start = text.line_to_char(start_line);
let end = text.line_to_char((end_line + 1).min(text.len_lines()));
start == range.from() && end == range.to()
})
}
fn delete_selection_impl(cx: &mut Context, op: Operation) {
let (view, doc) = current!(cx.editor);
let selection = doc.selection(view.id);
let only_whole_lines = selection_is_linewise(selection, doc.text());
if cx.register != Some('_') {
// first yank the selection
@ -2366,7 +2381,11 @@ fn delete_selection_impl(cx: &mut Context, op: Operation) {
exit_select_mode(cx);
}
Operation::Change => {
enter_insert_mode(cx);
if only_whole_lines {
open_above(cx);
} else {
enter_insert_mode(cx);
}
}
}
}