Allow keys to be mapped to sequences of commands (#589)

* Allow keys to be mapped to sequences of commands

* Handle `Sequence` at the start of `Keymap::get`

* Use `"[Multiple commands]"` as command sequence doc

* Add command sequence example to `remapping.md`

1 files changed, 5 insertions, 0 deletions

diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index a7015577..90f09e9c 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -695,6 +695,11 @@ impl EditorView {
         match &key_result.kind {
             KeymapResultKind::Matched(command) => command.execute(cxt),
             KeymapResultKind::Pending(node) => self.autoinfo = Some(node.infobox()),
+            KeymapResultKind::MatchedSequence(commands) => {
+                for command in commands {
+                    command.execute(cxt);
+                }
+            }
             KeymapResultKind::NotFound | KeymapResultKind::Cancelled(_) => return Some(key_result),
         }
         None