feat: use hashbrown

src/vm/test.rs

@@ -1,10 +1,12 @@
 extern crate test;
 
+use hashbrown::HashMap;
+
 use inkwell::context::Context;
 use test::{Bencher, black_box};
 
 use ecow::EcoString;
-use rpds::{ht_map, vector_sync};
+use rpds::vector_sync;
 
 use crate::compile::compile;
 use crate::ir::downgrade;
@@ -24,6 +26,19 @@ fn test_expr(expr: &str, expected: Value) {
     assert_eq!(run(prog, jit).unwrap(), expected);
 }
 
+macro_rules! map {
+    ($($k:expr => $v:expr),*) => {
+        {
+            #[allow(unused_mut)]
+            let mut m = HashMap::new();
+            $(
+                m.insert($k, $v);
+            )*
+            m
+        }
+    };
+}
+
 macro_rules! thunk {
     () => {
         Value::Thunk
@@ -68,7 +83,7 @@ macro_rules! list {
 
 macro_rules! attrs {
     ($($x:tt)*) => (
-        Value::AttrSet(AttrSet::new(ht_map!{$($x)*}))
+        Value::AttrSet(AttrSet::new(map!{$($x)*}))
     )
 }