diff options
Diffstat (limited to 'helix-term/src')
| -rw-r--r-- | helix-term/src/commands.rs | 121 | ||||
| -rw-r--r-- | helix-term/src/keymap/default.rs | 4 |
2 files changed, 125 insertions, 0 deletions
diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs index 26389026..1843e7a2 100644 --- a/helix-term/src/commands.rs +++ b/helix-term/src/commands.rs @@ -3,6 +3,7 @@ pub(crate) mod lsp; pub(crate) mod typed; pub use dap::*; +use helix_vcs::Hunk; pub use lsp::*; use tui::text::Spans; pub use typed::*; @@ -308,6 +309,10 @@ impl MappableCommand { goto_last_diag, "Goto last diagnostic", goto_next_diag, "Goto next diagnostic", goto_prev_diag, "Goto previous diagnostic", + goto_next_change, "Goto next change", + goto_prev_change, "Goto previous change", + goto_first_change, "Goto first change", + goto_last_change, "Goto last change", goto_line_start, "Goto line start", goto_line_end, "Goto line end", goto_next_buffer, "Goto next buffer", @@ -2912,6 +2917,100 @@ fn goto_prev_diag(cx: &mut Context) { goto_pos(editor, pos); } +fn goto_first_change(cx: &mut Context) { + goto_first_change_impl(cx, false); +} + +fn goto_last_change(cx: &mut Context) { + goto_first_change_impl(cx, true); +} + +fn goto_first_change_impl(cx: &mut Context, reverse: bool) { + let editor = &mut cx.editor; + let (_, doc) = current!(editor); + if let Some(handle) = doc.diff_handle() { + let hunk = { + let hunks = handle.hunks(); + let idx = if reverse { + hunks.len().saturating_sub(1) + } else { + 0 + }; + hunks.nth_hunk(idx) + }; + if hunk != Hunk::NONE { + let pos = doc.text().line_to_char(hunk.after.start as usize); + goto_pos(editor, pos) + } + } +} + +fn goto_next_change(cx: &mut Context) { + goto_next_change_impl(cx, Direction::Forward) +} + +fn goto_prev_change(cx: &mut Context) { + goto_next_change_impl(cx, Direction::Backward) +} + +fn goto_next_change_impl(cx: &mut Context, direction: Direction) { + let count = cx.count() as u32 - 1; + let motion = move |editor: &mut Editor| { + let (view, doc) = current!(editor); + let doc_text = doc.text().slice(..); + let diff_handle = if let Some(diff_handle) = doc.diff_handle() { + diff_handle + } else { + editor.set_status("Diff is not available in current buffer"); + return; + }; + + let selection = doc.selection(view.id).clone().transform(|range| { + let cursor_line = range.cursor_line(doc_text) as u32; + + let hunks = diff_handle.hunks(); + let hunk_idx = match direction { + Direction::Forward => hunks + .next_hunk(cursor_line) + .map(|idx| (idx + count).min(hunks.len() - 1)), + Direction::Backward => hunks + .prev_hunk(cursor_line) + .map(|idx| idx.saturating_sub(count)), + }; + // TODO refactor with let..else once MSRV reaches 1.65 + let hunk_idx = if let Some(hunk_idx) = hunk_idx { + hunk_idx + } else { + return range; + }; + let hunk = hunks.nth_hunk(hunk_idx); + + let hunk_start = doc_text.line_to_char(hunk.after.start as usize); + let hunk_end = if hunk.after.is_empty() { + hunk_start + 1 + } else { + doc_text.line_to_char(hunk.after.end as usize) + }; + let new_range = Range::new(hunk_start, hunk_end); + if editor.mode == Mode::Select { + let head = if new_range.head < range.anchor { + new_range.anchor + } else { + new_range.head + }; + + Range::new(range.anchor, head) + } else { + new_range.with_direction(direction) + } + }); + + doc.set_selection(view.id, selection) + }; + motion(cx.editor); + cx.editor.last_motion = Some(Motion(Box::new(motion))); +} + pub mod insert { use super::*; pub type Hook = fn(&Rope, &Selection, char) -> Option<Transaction>; @@ -4515,6 +4614,27 @@ fn select_textobject(cx: &mut Context, objtype: textobject::TextObject) { ) }; + if ch == 'g' && doc.diff_handle().is_none() { + editor.set_status("Diff is not available in current buffer"); + return; + } + + let textobject_change = |range: Range| -> Range { + let diff_handle = doc.diff_handle().unwrap(); + let hunks = diff_handle.hunks(); + let line = range.cursor_line(text); + let hunk_idx = if let Some(hunk_idx) = hunks.hunk_at(line as u32, false) { + hunk_idx + } else { + return range; + }; + let hunk = hunks.nth_hunk(hunk_idx).after; + + let start = text.line_to_char(hunk.start as usize); + let end = text.line_to_char(hunk.end as usize); + Range::new(start, end).with_direction(range.direction()) + }; + let selection = doc.selection(view.id).clone().transform(|range| { match ch { 'w' => textobject::textobject_word(text, range, objtype, count, false), @@ -4528,6 +4648,7 @@ fn select_textobject(cx: &mut Context, objtype: textobject::TextObject) { 'm' => textobject::textobject_pair_surround_closest( text, range, objtype, count, ), + 'g' => textobject_change(range), // TODO: cancel new ranges if inconsistent surround matches across lines ch if !ch.is_ascii_alphanumeric() => { textobject::textobject_pair_surround(text, range, objtype, ch, count) diff --git a/helix-term/src/keymap/default.rs b/helix-term/src/keymap/default.rs index b6d9ea10..ebcd125a 100644 --- a/helix-term/src/keymap/default.rs +++ b/helix-term/src/keymap/default.rs @@ -100,6 +100,8 @@ pub fn default() -> HashMap<Mode, Keymap> { "[" => { "Left bracket" "d" => goto_prev_diag, "D" => goto_first_diag, + "g" => goto_prev_change, + "G" => goto_first_change, "f" => goto_prev_function, "t" => goto_prev_class, "a" => goto_prev_parameter, @@ -111,6 +113,8 @@ pub fn default() -> HashMap<Mode, Keymap> { "]" => { "Right bracket" "d" => goto_next_diag, "D" => goto_last_diag, + "g" => goto_next_change, + "G" => goto_last_change, "f" => goto_next_function, "t" => goto_next_class, "a" => goto_next_parameter, |