From 509b9478f58582d8ddca1e2a31436e487b74fae5 Mon Sep 17 00:00:00 2001
From: Bryan Garza <1396101+bryangarza@users.noreply.github.com>
Date: Thu, 10 Nov 2022 00:13:48 +0000
Subject: [PATCH] Refactor nested for-loops into find() calls

---
 compiler/rustc_ast_lowering/src/expr.rs | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/compiler/rustc_ast_lowering/src/expr.rs b/compiler/rustc_ast_lowering/src/expr.rs
index 6f68f679cc00..12930fd13636 100644
--- a/compiler/rustc_ast_lowering/src/expr.rs
+++ b/compiler/rustc_ast_lowering/src/expr.rs
@@ -617,18 +617,11 @@ impl<'hir> LoweringContext<'_, 'hir> {
 
             hir::ExprKind::Closure(c)
         };
-        let mut parent_has_track_caller = false;
-        for attrs in self.attrs.values() {
-            for attr in attrs.into_iter() {
-                if attr.has_name(sym::track_caller) {
-                    parent_has_track_caller = true;
-                    break;
-                }
-            }
-            if parent_has_track_caller {
-                break;
-            }
-        }
+        let parent_has_track_caller = self
+            .attrs
+            .values()
+            .find(|attrs| attrs.into_iter().find(|attr| attr.has_name(sym::track_caller)).is_some())
+            .is_some();
         let unstable_span =
             self.mark_span_with_reason(DesugaringKind::Async, span, self.allow_gen_future.clone());