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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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1
book/src/generated/static-cmd.md
View file

@ -239,6 +239,7 @@
| `wonly` | Close windows except current | normal: `` <C-w>o ``, `` <space>wo ``, `` <C-w><C-o> ``, `` <space>w<C-o> ``, select: `` <C-w>o ``, `` <space>wo ``, `` <C-w><C-o> ``, `` <space>w<C-o> `` |
| `select_register` | Select register | normal: `` " ``, select: `` " `` |
| `insert_register` | Insert register | insert: `` <C-r> `` |
| `copy_between_registers` | Copy between two registers | |
| `align_view_middle` | Align view middle | normal: `` Zm ``, `` zm ``, select: `` Zm ``, `` zm `` |
| `align_view_top` | Align view top | normal: `` Zt ``, `` zt ``, select: `` Zt ``, `` zt `` |
| `align_view_center` | Align view center | normal: `` Zc ``, `` Zz ``, `` zc ``, `` zz ``, select: `` Zc ``, `` Zz ``, `` zc ``, `` zz `` |

36
helix-term/src/commands.rs
View file

@ -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);