Format all the let chains in compiler

1 files changed, 13 insertions, 8 deletions

diff --git a/compiler/rustc_mir_build/src/lints.rs b/compiler/rustc_mir_build/src/lints.rs
index 94be38beee4..e78274b4284 100644
--- a/compiler/rustc_mir_build/src/lints.rs
+++ b/compiler/rustc_mir_build/src/lints.rs
@@ -67,16 +67,21 @@ pub fn check_drop_recursion<'tcx>(tcx: TyCtxt<'tcx>, body: &Body<'tcx>) {
     let def_id = body.source.def_id().expect_local();
 
     // First check if `body` is an `fn drop()` of `Drop`
-    if let DefKind::AssocFn = tcx.def_kind(def_id) &&
-        let Some(trait_ref) = tcx.impl_of_method(def_id.to_def_id()).and_then(|def_id| tcx.impl_trait_ref(def_id)) &&
-        let Some(drop_trait) = tcx.lang_items().drop_trait() && drop_trait == trait_ref.instantiate_identity().def_id {
-
+    if let DefKind::AssocFn = tcx.def_kind(def_id)
+        && let Some(trait_ref) =
+            tcx.impl_of_method(def_id.to_def_id()).and_then(|def_id| tcx.impl_trait_ref(def_id))
+        && let Some(drop_trait) = tcx.lang_items().drop_trait()
+        && drop_trait == trait_ref.instantiate_identity().def_id
+    {
         // It was. Now figure out for what type `Drop` is implemented and then
         // check for recursion.
-        if let ty::Ref(_, dropped_ty, _) = tcx.liberate_late_bound_regions(
-            def_id.to_def_id(),
-            tcx.fn_sig(def_id).instantiate_identity().input(0),
-        ).kind() {
+        if let ty::Ref(_, dropped_ty, _) = tcx
+            .liberate_late_bound_regions(
+                def_id.to_def_id(),
+                tcx.fn_sig(def_id).instantiate_identity().input(0),
+            )
+            .kind()
+        {
             check_recursion(tcx, body, RecursiveDrop { drop_for: *dropped_ty });
         }
     }