chore: cargo fmt

src/env.rs

@@ -4,9 +4,9 @@ use std::rc::{Rc, Weak};
 use ecow::EcoString;
 use hashbrown::HashMap;
 
+use crate::error::{Error, Result};
 use crate::stack::Stack;
 use crate::ty::internal::{EnvRef, Value};
-use crate::error::{Error, Result};
 
 #[derive(Clone)]
 pub struct VmEnv {
@@ -63,7 +63,11 @@ impl VmEnv {
         self.cache.last_mut().unwrap().insert(idx, val);
     }
 
-    pub fn lookup_cache(&mut self, idx: usize, f: impl FnOnce(&mut VmEnv) -> Result<Value>) -> Result<Value> {
+    pub fn lookup_cache(
+        &mut self,
+        idx: usize,
+        f: impl FnOnce(&mut VmEnv) -> Result<Value>,
+    ) -> Result<Value> {
         for level in self.cache.iter().rev() {
             if let Some(ret) = level.get(&idx) {
                 return ret.clone().ok();
@@ -87,7 +91,6 @@ impl VmEnv {
         None
     }
 
-
     pub fn enter_arg(&mut self, arg: Value) {
         self.args.push(arg)
     }