diff --git a/src/jit/helpers.rs b/src/jit/helpers.rs
index 10d2bf9..531d57d 100644
--- a/src/jit/helpers.rs
+++ b/src/jit/helpers.rs
@@ -91,11 +91,7 @@ impl<'ctx> Helpers<'ctx> {
         let call = module.add_function(
             "call",
             value_type.fn_type(
-                &[
-                    value_type.into(),
-                    value_type.into(),
-                    ptr_type.into(),
-                ],
+                &[value_type.into(), value_type.into(), ptr_type.into()],
                 false,
             ),
             None,
@@ -142,7 +138,7 @@ impl<'ctx> Helpers<'ctx> {
             or,
             call,
             lookup,
-            force
+            force,
         }
     }
 
@@ -283,7 +279,7 @@ extern "C" fn helper_eq(lhs: JITValue, rhs: JITValue) -> JITValue {
         (Int, Int) => JITValue {
             tag: Bool,
             data: JITValueData {
-                bool: unsafe { lhs.data.int == rhs.data.int }
+                bool: unsafe { lhs.data.int == rhs.data.int },
             },
         },
         _ => todo!(
@@ -322,7 +318,9 @@ extern "C" fn helper_call<'jit, 'vm>(
     match func.tag {
         Function => {
             let func: Value = func.into();
-            func.call(unsafe { vm.as_ref() }.unwrap(), vec![arg.into()]).unwrap().into()
+            func.call(unsafe { vm.as_ref() }.unwrap(), vec![arg.into()])
+                .unwrap()
+                .into()
         }
         _ => todo!(),
     }
@@ -332,7 +330,6 @@ extern "C" fn helper_call<'jit, 'vm>(
 extern "C" fn helper_lookup<'jit, 'vm>(sym: usize, env: *const LetEnv<'jit, 'vm>) -> JITValue {
     let env = unsafe { env.as_ref() }.unwrap();
     let val = env.lookup(sym);
-    dbg!(val.as_ref().unwrap().typename());
     val.unwrap().into()
 }
 
diff --git a/src/jit/mod.rs b/src/jit/mod.rs
index 4a1a000..5dd80ba 100644
--- a/src/jit/mod.rs
+++ b/src/jit/mod.rs
@@ -76,14 +76,14 @@ impl From<Value<'_, '_>> for JITValue {
             Value::Func(func) => JITValue {
                 tag: ValueTag::Function,
                 data: JITValueData {
-                    ptr: Rc::into_raw(func) as *const _ 
-                }
+                    ptr: Rc::into_raw(func) as *const _,
+                },
             },
             Value::Thunk(thunk) => JITValue {
                 tag: ValueTag::Thunk,
                 data: JITValueData {
-                    ptr: Rc::into_raw(thunk) as *const _ 
-                }
+                    ptr: Rc::into_raw(thunk) as *const _,
+                },
             },
             _ => todo!(),
         }
@@ -371,13 +371,23 @@ impl<'vm, 'ctx: 'vm> JITContext<'ctx> {
                 for _ in 0..arity {
                     args.insert(0, stack.pop());
                 }
-                let func = self.builder
-                    .build_direct_call(self.helpers.force, &[stack.pop().into(), self.new_ptr(vm).into()], "force")?
+                let func = self
+                    .builder
+                    .build_direct_call(
+                        self.helpers.force,
+                        &[stack.pop().into(), self.new_ptr(vm).into()],
+                        "force",
+                    )?
                     .try_as_basic_value()
                     .left()
                     .unwrap();
-                let ret = self.builder
-                    .build_direct_call(self.helpers.call, &[func.into(), args[0].into(), self.new_ptr(vm).into()], "call")?
+                let ret = self
+                    .builder
+                    .build_direct_call(
+                        self.helpers.call,
+                        &[func.into(), args[0].into(), self.new_ptr(vm).into()],
+                        "call",
+                    )?
                     .try_as_basic_value()
                     .left()
                     .unwrap();
diff --git a/src/ty/internal/func.rs b/src/ty/internal/func.rs
index a651ec1..b4dbb96 100644
--- a/src/ty/internal/func.rs
+++ b/src/ty/internal/func.rs
@@ -54,7 +54,10 @@ impl<'vm, 'jit: 'vm> Func<'jit, 'vm> {
         use Param::*;
 
         let env = match self.func.param.clone() {
-            Ident(ident) => self.env.clone().enter_let([(ident.into(), arg)].into_iter()),
+            Ident(ident) => self
+                .env
+                .clone()
+                .enter_let([(ident.into(), arg)].into_iter()),
             Formals {
                 formals,
                 ellipsis,
diff --git a/src/vm/env.rs b/src/vm/env.rs
index af24084..9df12c4 100644
--- a/src/vm/env.rs
+++ b/src/vm/env.rs
@@ -67,21 +67,22 @@ impl<'jit, 'vm> WithEnv<'jit, 'vm> {
     }
 
     pub fn enter_with(self, new: Rc<AttrSet<'jit, 'vm>>) -> Self {
-        let map = Rc::new(new
-            .as_inner()
-            .iter()
-            .map(|(&k, v)| {
-                (
-                    k,
-                    if let Value::Builtins(weak) = v {
-                        Value::AttrSet(weak.upgrade().unwrap())
-                    } else {
-                        v.clone()
-                    },
-                )
-            })
-            .collect::<HashMap<_, _>>()
-            .into());
+        let map = Rc::new(
+            new.as_inner()
+                .iter()
+                .map(|(&k, v)| {
+                    (
+                        k,
+                        if let Value::Builtins(weak) = v {
+                            Value::AttrSet(weak.upgrade().unwrap())
+                        } else {
+                            v.clone()
+                        },
+                    )
+                })
+                .collect::<HashMap<_, _>>()
+                .into(),
+        );
         let last = Some(self.into());
         WithEnv { last, map }
     }