From 42d07b0621f034049ba3872122144ea9e69092eb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bla=C5=BE=20Hrastnik?= Date: Fri, 19 Mar 2021 18:01:08 +0900 Subject: [PATCH] Implement replace command (r). --- helix-term/src/commands.rs | 23 +++++++++++++++++++++++ helix-term/src/keymap.rs | 2 ++ 2 files changed, 25 insertions(+) diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs index 3c337c502..fc98f7124 100644 --- a/helix-term/src/commands.rs +++ b/helix-term/src/commands.rs @@ -380,6 +380,29 @@ pub fn extend_prev_char(cx: &mut Context) { ) } +pub fn replace(cx: &mut Context) { + // need to wait for next key + cx.on_next_key(move |cx, event| { + if let KeyEvent { + code: KeyCode::Char(ch), + .. + } = event + { + let text = Tendril::from_char(ch); + + let mut doc = cx.doc(); + + let transaction = + Transaction::change_by_selection(doc.text(), doc.selection(), |range| { + (range.from(), range.to() + 1, Some(text.clone())) + }); + + doc.apply(&transaction); + doc.append_changes_to_history(); + } + }) +} + fn scroll(view: &mut View, offset: usize, direction: Direction) { use Direction::*; // we use short lived borrows since view's methods read from doc too diff --git a/helix-term/src/keymap.rs b/helix-term/src/keymap.rs index d9fe348f7..5a39b774f 100644 --- a/helix-term/src/keymap.rs +++ b/helix-term/src/keymap.rs @@ -141,6 +141,8 @@ pub fn default() -> Keymaps { shift!('T') => commands::till_prev_char, shift!('F') => commands::find_prev_char, // and matching set for select mode (extend) + // + key!('r') => commands::replace, key!('0') => commands::move_line_start, key!('$') => commands::move_line_end,