X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=library%2Fcore%2Fsrc%2Fiter%2Fadapters%2Fmod.rs;h=8cc2b7cec41650f273669b836593f809cbe4a899;hb=bf15a9e5263fcea065a7ae9c179b2d24c2deb670;hp=8f8748feae42c7368d54fdbe41af3705c4f47148;hpb=b73241aa5b0eab8aebf1600c598180bbd33be31c;p=rust.git

diff --git a/library/core/src/iter/adapters/mod.rs b/library/core/src/iter/adapters/mod.rs
index 8f8748feae4..8cc2b7cec41 100644
--- a/library/core/src/iter/adapters/mod.rs
+++ b/library/core/src/iter/adapters/mod.rs
@@ -1,6 +1,5 @@
-use crate::const_closure::ConstFnMutClosure;
 use crate::iter::{InPlaceIterable, Iterator};
-use crate::ops::{ChangeOutputType, ControlFlow, FromResidual, NeverShortCircuit, Residual, Try};
+use crate::ops::{ChangeOutputType, ControlFlow, FromResidual, Residual, Try};
 
 mod array_chunks;
 mod by_ref_sized;
@@ -204,17 +203,7 @@ fn try_fold<B, F, T>(&mut self, init: B, mut f: F) -> T
             .into_try()
     }
 
-    fn fold<B, F>(mut self, init: B, mut fold: F) -> B
-    where
-        Self: Sized,
-        F: FnMut(B, Self::Item) -> B,
-    {
-        self.try_fold(
-            init,
-            ConstFnMutClosure { data: &mut fold, func: NeverShortCircuit::wrap_mut_2_imp },
-        )
-        .0
-    }
+    impl_fold_via_try_fold! { fold -> try_fold }
 }
 
 #[unstable(issue = "none", feature = "inplace_iteration")]