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Move keymap.reverse_keymap() to Keytrie:

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The plan is let `Keymaps` simply store `KeyTrie`s, as the `Keymap(Keytrie)` wrapping serves little to no purpose.
This commit is contained in:
gibbz00 2023-06-03 10:59:54 +02:00 committed by Blaž Hrastnik
parent eda4c79f2f
commit b8563685ec
1 changed files with 26 additions and 26 deletions
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52
helix-term/src/keymap.rs
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@ -195,6 +195,32 @@ fn visit_map<M>(self, mut map: M) -> Result<Self::Value, M::Error>
}
impl KeyTrie {
pub fn reverse_map(&self) -> ReverseKeymap {
// recursively visit all nodes in keymap
fn map_node(cmd_map: &mut ReverseKeymap, node: &KeyTrie, keys: &mut Vec<KeyEvent>) {
match node {
KeyTrie::MappableCommand(cmd) => {
let name = cmd.name();
if name != "no_op" {
cmd_map.entry(name.into()).or_default().push(keys.clone())
}
}
KeyTrie::Node(next) => {
for (key, trie) in &next.map {
keys.push(*key);
map_node(cmd_map, trie, keys);
keys.pop();
}
}
KeyTrie::Sequence(_) => {}
};
}
let mut res = HashMap::new();
map_node(&mut res, self, &mut Vec::new());
res
}
pub fn node(&self) -> Option<&KeyTrieNode> {
match *self {
KeyTrie::Node(ref node) => Some(node),
@ -254,32 +280,6 @@ impl Keymap {
pub fn new(root: KeyTrie) -> Self {
Keymap(root)
}
pub fn reverse_map(&self) -> ReverseKeymap {
// recursively visit all nodes in keymap
fn map_node(cmd_map: &mut ReverseKeymap, node: &KeyTrie, keys: &mut Vec<KeyEvent>) {
match node {
KeyTrie::MappableCommand(cmd) => {
let name = cmd.name();
if name != "no_op" {
cmd_map.entry(name.into()).or_default().push(keys.clone())
}
}
KeyTrie::Node(next) => {
for (key, trie) in &next.map {
keys.push(*key);
map_node(cmd_map, trie, keys);
keys.pop();
}
}
KeyTrie::Sequence(_) => {}
};
}
let mut res = HashMap::new();
map_node(&mut res, &self.0, &mut Vec::new());
res
}
}
impl Deref for Keymap {