diff options
| -rw-r--r-- | book/src/keymap.md | 1 | ||||
| -rw-r--r-- | helix-core/src/history.rs | 30 | ||||
| -rw-r--r-- | helix-term/src/commands.rs | 14 | ||||
| -rw-r--r-- | helix-term/src/keymap.rs | 1 | ||||
| -rw-r--r-- | helix-term/src/ui/editor.rs | 2 | ||||
| -rw-r--r-- | helix-view/src/document.rs | 2 |
6 files changed, 47 insertions, 3 deletions
diff --git a/book/src/keymap.md b/book/src/keymap.md index c544a472..6155e553 100644 --- a/book/src/keymap.md +++ b/book/src/keymap.md @@ -165,6 +165,7 @@ Jumps to various locations. | `a` | Go to the last accessed/alternate file | `goto_last_accessed_file` | | `n` | Go to next buffer | `goto_next_buffer` | | `p` | Go to previous buffer | `goto_previous_buffer` | +| `.` | Go to last modification in current file | `goto_last_modification` | #### Match mode diff --git a/helix-core/src/history.rs b/helix-core/src/history.rs index b53c01fe..bf2624e2 100644 --- a/helix-core/src/history.rs +++ b/helix-core/src/history.rs @@ -1,4 +1,4 @@ -use crate::{ChangeSet, Rope, State, Transaction}; +use crate::{Assoc, ChangeSet, Rope, State, Transaction}; use once_cell::sync::Lazy; use regex::Regex; use std::num::NonZeroUsize; @@ -133,6 +133,34 @@ impl History { Some(&self.revisions[last_child.get()].transaction) } + // Get the position of last change + pub fn last_edit_pos(&self) -> Option<usize> { + if self.current == 0 { + return None; + } + let current_revision = &self.revisions[self.current]; + let primary_selection = current_revision + .inversion + .selection() + .expect("inversion always contains a selection") + .primary(); + let (_from, to, _fragment) = current_revision + .transaction + .changes_iter() + // find a change that matches the primary selection + .find(|(from, to, _fragment)| { + crate::Range::new(*from, *to).overlaps(&primary_selection) + }) + // or use the first change + .or_else(|| current_revision.transaction.changes_iter().next()) + .unwrap(); + let pos = current_revision + .transaction + .changes() + .map_pos(to, Assoc::After); + Some(pos) + } + fn lowest_common_ancestor(&self, mut a: usize, mut b: usize) -> usize { use std::collections::HashSet; let mut a_path_set = HashSet::new(); diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs index d5a48c5f..e37265a8 100644 --- a/helix-term/src/commands.rs +++ b/helix-term/src/commands.rs @@ -257,6 +257,7 @@ impl Command { goto_window_middle, "Goto window middle", goto_window_bottom, "Goto window bottom", goto_last_accessed_file, "Goto last accessed file", + goto_last_modification, "Goto last modification", goto_line, "Goto line", goto_last_line, "Goto last line", goto_first_diag, "Goto first diagnostic", @@ -3195,6 +3196,19 @@ fn goto_last_accessed_file(cx: &mut Context) { } } +fn goto_last_modification(cx: &mut Context) { + let (view, doc) = current!(cx.editor); + let pos = doc.history.get_mut().last_edit_pos(); + let text = doc.text().slice(..); + if let Some(pos) = pos { + let selection = doc + .selection(view.id) + .clone() + .transform(|range| range.put_cursor(text, pos, doc.mode == Mode::Select)); + doc.set_selection(view.id, selection); + } +} + fn select_mode(cx: &mut Context) { let (view, doc) = current!(cx.editor); let text = doc.text().slice(..); diff --git a/helix-term/src/keymap.rs b/helix-term/src/keymap.rs index e3e01995..b14b1a6f 100644 --- a/helix-term/src/keymap.rs +++ b/helix-term/src/keymap.rs @@ -525,6 +525,7 @@ impl Default for Keymaps { "a" => goto_last_accessed_file, "n" => goto_next_buffer, "p" => goto_previous_buffer, + "." => goto_last_modification, }, ":" => command_mode, diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs index dcf87203..bcd9f8f0 100644 --- a/helix-term/src/ui/editor.rs +++ b/helix-term/src/ui/editor.rs @@ -743,7 +743,7 @@ impl EditorView { std::num::NonZeroUsize::new(cxt.editor.count.map_or(i, |c| c.get() * 10 + i)); } // special handling for repeat operator - key!('.') => { + key!('.') if self.keymaps.pending().is_empty() => { // first execute whatever put us into insert mode self.last_insert.0.execute(cxt); // then replay the inputs diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs index 6b429151..76b19a07 100644 --- a/helix-view/src/document.rs +++ b/helix-view/src/document.rs @@ -98,7 +98,7 @@ pub struct Document { // It can be used as a cell where we will take it out to get some parts of the history and put // it back as it separated from the edits. We could split out the parts manually but that will // be more troublesome. - history: Cell<History>, + pub history: Cell<History>, pub savepoint: Option<Transaction>, |