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Add copy_between_registers for interactive register copying

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Michael Davis 2025-02-02 20:46:14 -05:00
parent e882a750ea
commit 066e938ba0
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2 changed files with 37 additions and 0 deletions
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36
helix-term/src/commands.rs
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@ -532,6 +532,7 @@ impl MappableCommand {
wonly, "Close windows except current",
select_register, "Select register",
insert_register, "Insert register",
copy_between_registers, "Copy between two registers",
align_view_middle, "Align view middle",
align_view_top, "Align view top",
align_view_center, "Align view center",
@ -5569,6 +5570,41 @@ fn insert_register(cx: &mut Context) {
})
}
fn copy_between_registers(cx: &mut Context) {
cx.editor.autoinfo = Some(Info::from_registers(&cx.editor.registers));
cx.on_next_key(move |cx, event| {
cx.editor.autoinfo = None;
let Some(source) = event.char() else {
return;
};
let Some(values) = cx.editor.registers.read(source, cx.editor) else {
cx.editor.set_error(format!("register {source} is empty"));
return;
};
let values: Vec<_> = values.map(|value| value.to_string()).collect();
cx.editor.autoinfo = Some(Info::from_registers(&cx.editor.registers));
cx.on_next_key(move |cx, event| {
cx.editor.autoinfo = None;
let Some(dest) = event.char() else {
return;
};
let n_values = values.len();
match cx.editor.registers.write(dest, values) {
Ok(_) => cx.editor.set_status(format!(
"yanked {n_values} value{} from register {source} to {dest}",
if n_values == 1 { "" } else { "s" }
)),
Err(err) => cx.editor.set_error(err.to_string()),
}
});
});
}
fn align_view_top(cx: &mut Context) {
let (view, doc) = current!(cx.editor);
align_view(doc, view, Align::Top);