feat: use hashbrown

src/ty/internal/attrset.rs

@@ -1,8 +1,7 @@
-use std::collections::HashSet;
+use hashbrown::{HashMap, HashSet};
 
 use derive_more::Constructor;
 use itertools::Itertools;
-use rpds::HashTrieMap;
 
 use crate::error::Result;
 use crate::vm::{Env, VM};
@@ -13,25 +12,25 @@ use super::Value;
 #[repr(C)]
 #[derive(Debug, Constructor, Clone, PartialEq)]
 pub struct AttrSet<'vm> {
-    data: HashTrieMap<usize, Value<'vm>>,
+    data: HashMap<usize, Value<'vm>>,
 }
 
 impl<'vm> AttrSet<'vm> {
     pub fn empty() -> Self {
         AttrSet {
-            data: HashTrieMap::new(),
+            data: HashMap::new(),
         }
     }
 
     pub fn push_attr_force(&mut self, sym: usize, val: Value<'vm>) {
-        self.data.insert_mut(sym, val);
+        self.data.insert(sym, val);
     }
 
     pub fn push_attr(&mut self, sym: usize, val: Value<'vm>) {
         if self.data.get(&sym).is_some() {
             todo!()
         }
-        self.data.insert_mut(sym, val);
+        self.data.insert(sym, val);
     }
 
     pub fn select(&self, sym: usize) -> Option<Value<'vm>> {
@@ -57,11 +56,11 @@ impl<'vm> AttrSet<'vm> {
         }
     }
 
-    pub fn as_inner(&self) -> &HashTrieMap<usize, Value<'vm>> {
+    pub fn as_inner(&self) -> &HashMap<usize, Value<'vm>> {
         &self.data
     }
 
-    pub fn from_inner(data: HashTrieMap<usize, Value<'vm>>) -> Self {
+    pub fn from_inner(data: HashMap<usize, Value<'vm>>) -> Self {
         Self { data }
     }