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-rw-r--r--helix-term/src/commands.rs64
1 files changed, 42 insertions, 22 deletions
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs
index 2c556281..b5b6ac6d 100644
--- a/helix-term/src/commands.rs
+++ b/helix-term/src/commands.rs
@@ -9,7 +9,6 @@ use helix_core::{
numbers::NumberIncrementor,
object, pos_at_coords,
regex::{self, Regex, RegexBuilder},
- register::Register,
search, selection, surround, textobject,
unicode::width::UnicodeWidthChar,
LineEnding, Position, Range, Rope, RopeGraphemes, RopeSlice, Selection, SmallVec, Tendril,
@@ -232,7 +231,9 @@ impl Command {
extend_line, "Select current line, if already selected, extend to next line",
extend_to_line_bounds, "Extend selection to line bounds (line-wise selection)",
delete_selection, "Delete selection",
+ delete_selection_noyank, "Delete selection, without yanking",
change_selection, "Change selection (delete and enter insert mode)",
+ change_selection_noyank, "Change selection (delete and enter insert mode, without yanking)",
collapse_selection, "Collapse selection onto a single cursor",
flip_selections, "Flip selection cursor and anchor",
insert_mode, "Insert before selection",
@@ -1693,19 +1694,42 @@ fn extend_to_line_bounds(cx: &mut Context) {
);
}
-fn delete_selection_impl(reg: &mut Register, doc: &mut Document, view_id: ViewId) {
+enum Operation {
+ Delete,
+ Change,
+}
+
+fn delete_selection_impl(cx: &mut Context, op: Operation) {
+ let (view, doc) = current!(cx.editor);
+
let text = doc.text().slice(..);
- let selection = doc.selection(view_id);
+ let selection = doc.selection(view.id);
- // first yank the selection
- let values: Vec<String> = selection.fragments(text).map(Cow::into_owned).collect();
- reg.write(values);
+ if cx.register != Some('_') {
+ // first yank the selection
+ let values: Vec<String> = selection.fragments(text).map(Cow::into_owned).collect();
+ let reg_name = cx.register.unwrap_or('"');
+ let registers = &mut cx.editor.registers;
+ let reg = registers.get_mut(reg_name);
+ reg.write(values);
+ };
// then delete
let transaction = Transaction::change_by_selection(doc.text(), selection, |range| {
(range.from(), range.to(), None)
});
- doc.apply(&transaction, view_id);
+ doc.apply(&transaction, view.id);
+
+ match op {
+ Operation::Delete => {
+ doc.append_changes_to_history(view.id);
+ // exit select mode, if currently in select mode
+ exit_select_mode(cx);
+ }
+ Operation::Change => {
+ enter_insert_mode(doc);
+ }
+ }
}
#[inline]
@@ -1720,25 +1744,21 @@ fn delete_selection_insert_mode(doc: &mut Document, view: &View, selection: &Sel
}
fn delete_selection(cx: &mut Context) {
- let reg_name = cx.register.unwrap_or('"');
- let (view, doc) = current!(cx.editor);
- let registers = &mut cx.editor.registers;
- let reg = registers.get_mut(reg_name);
- delete_selection_impl(reg, doc, view.id);
-
- doc.append_changes_to_history(view.id);
+ delete_selection_impl(cx, Operation::Delete);
+}
- // exit select mode, if currently in select mode
- exit_select_mode(cx);
+fn delete_selection_noyank(cx: &mut Context) {
+ cx.register = Some('_');
+ delete_selection_impl(cx, Operation::Delete);
}
fn change_selection(cx: &mut Context) {
- let reg_name = cx.register.unwrap_or('"');
- let (view, doc) = current!(cx.editor);
- let registers = &mut cx.editor.registers;
- let reg = registers.get_mut(reg_name);
- delete_selection_impl(reg, doc, view.id);
- enter_insert_mode(doc);
+ delete_selection_impl(cx, Operation::Change);
+}
+
+fn change_selection_noyank(cx: &mut Context) {
+ cx.register = Some('_');
+ delete_selection_impl(cx, Operation::Change);
}
fn collapse_selection(cx: &mut Context) {