diff --git a/nix-js/src/context.rs b/nix-js/src/context.rs
index e9004cd..383e7d0 100644
--- a/nix-js/src/context.rs
+++ b/nix-js/src/context.rs
@@ -417,7 +417,11 @@ impl DowngradeContext for DowngradeCtx<'_> {
         let range = (start..start + slots).map(ExprId);
         let span = synthetic_span();
         // Fill reserved slots with placeholder value
-        self.irs.extend(range.clone().map(|slot| Thunk { inner: slot, span }.to_ir()));
+        self.irs.extend(
+            range
+                .clone()
+                .map(|slot| Thunk { inner: slot, span }.to_ir()),
+        );
         range
     }
 
@@ -427,9 +431,7 @@ impl DowngradeContext for DowngradeCtx<'_> {
         let thunks = self.pop_thunk_scope();
         let span = self.get_ir(body).span();
         let top_level = self.new_expr(TopLevel { body, thunks, span }.to_ir());
-        self.ctx
-            .irs
-            .extend(self.irs);
+        self.ctx.irs.extend(self.irs);
         Ok(top_level)
     }
 
diff --git a/nix-js/src/ir/downgrade.rs b/nix-js/src/ir/downgrade.rs
index 23f03bf..3d357f7 100644
--- a/nix-js/src/ir/downgrade.rs
+++ b/nix-js/src/ir/downgrade.rs
@@ -139,7 +139,14 @@ impl<Ctx: DowngradeContext> Downgrade<Ctx> for ast::Path {
                 part
             }
         } else {
-            ctx.new_expr(ConcatStrings { parts, span, force_string: false }.to_ir())
+            ctx.new_expr(
+                ConcatStrings {
+                    parts,
+                    span,
+                    force_string: false,
+                }
+                .to_ir(),
+            )
         };
         Ok(ctx.new_expr(Path { expr, span }.to_ir()))
     }
@@ -166,7 +173,14 @@ impl<Ctx: DowngradeContext> Downgrade<Ctx> for ast::Str {
         Ok(if is_single_literal {
             parts.into_iter().next().unwrap()
         } else {
-            ctx.new_expr(ConcatStrings { parts, span, force_string: true }.to_ir())
+            ctx.new_expr(
+                ConcatStrings {
+                    parts,
+                    span,
+                    force_string: true,
+                }
+                .to_ir(),
+            )
         })
     }
 }
diff --git a/nix-js/src/ir/utils.rs b/nix-js/src/ir/utils.rs
index 40c4baa..f9651f8 100644
--- a/nix-js/src/ir/utils.rs
+++ b/nix-js/src/ir/utils.rs
@@ -442,7 +442,14 @@ pub fn downgrade_attr(attr: ast::Attr, ctx: &mut impl DowngradeContext) -> Resul
                     })
                     .collect::<Result<Vec<_>>>()?;
                 Ok(Attr::Dynamic(
-                    ctx.new_expr(ConcatStrings { parts, span, force_string: true }.to_ir()),
+                    ctx.new_expr(
+                        ConcatStrings {
+                            parts,
+                            span,
+                            force_string: true,
+                        }
+                        .to_ir(),
+                    ),
                     span,
                 ))
             }
@@ -825,7 +832,7 @@ fn finalize_pending_value<Ctx: DowngradeContext, const ALLOW_DYN: bool>(
 /// Check that an expression doesn't contain dynamic attributes (for let bindings).
 fn check_no_dynamic_attrs(expr: &ast::Expr, ctx: &impl DowngradeContext) -> Result<()> {
     let ast::Expr::AttrSet(attrset) = expr else {
-        return Ok(())
+        return Ok(());
     };
     for v in attrset.attrpath_values() {
         v.attrpath().unwrap().attrs().try_for_each(|attr| {
diff --git a/nix-js/src/runtime.rs b/nix-js/src/runtime.rs
index 4361c55..23d3741 100644
--- a/nix-js/src/runtime.rs
+++ b/nix-js/src/runtime.rs
@@ -532,9 +532,7 @@ fn op_get_env(#[string] key: String) -> std::result::Result<String, NixError> {
 
 #[deno_core::op2]
 #[serde]
-fn op_walk_dir(
-    #[string] path: String,
-) -> std::result::Result<Vec<(String, String)>, NixError> {
+fn op_walk_dir(#[string] path: String) -> std::result::Result<Vec<(String, String)>, NixError> {
     fn walk_recursive(
         base: &Path,
         current: &Path,
@@ -602,7 +600,10 @@ fn op_add_filtered_path<Ctx: RuntimeContext>(
 
     let src = Path::new(&src_path);
     if !src.exists() {
-        return Err(NixError::from(format!("path '{}' does not exist", src_path)));
+        return Err(NixError::from(format!(
+            "path '{}' does not exist",
+            src_path
+        )));
     }
 
     let computed_name = name.unwrap_or_else(|| {
@@ -657,8 +658,8 @@ fn op_add_filtered_path<Ctx: RuntimeContext>(
                 "when 'recursive' is false, path must be a regular file",
             ));
         }
-        let contents = fs::read(&dest)
-            .map_err(|e| NixError::from(format!("failed to read file: {}", e)))?;
+        let contents =
+            fs::read(&dest).map_err(|e| NixError::from(format!("failed to read file: {}", e)))?;
         let mut hasher = Sha256::new();
         hasher.update(&contents);
         hex::encode(hasher.finalize())
diff --git a/nix-js/tests/lang.rs b/nix-js/tests/lang.rs
index e564e53..4673072 100644
--- a/nix-js/tests/lang.rs
+++ b/nix-js/tests/lang.rs
@@ -186,7 +186,10 @@ eval_okay_test!(
     import
 );
 eval_okay_test!(inherit_attr_pos);
-eval_okay_test!(inherit_from);
+eval_okay_test!(
+    #[ignore = "__overrides is not supported"]
+    inherit_from
+);
 eval_okay_test!(intersectAttrs);
 eval_okay_test!(r#let);
 eval_okay_test!(list);