From 163eeaf24ea33d5b6d41996c4c722e4a6c9b5835 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=90=D1=80=D1=82=D1=91=D0=BC=20=D0=9F=D0=B0=D0=B2=D0=BB?=
 =?UTF-8?q?=D0=BE=D0=B2=20=5BArtyom=20Pavlov=5D?= <newpavlov@gmail.com>
Date: Wed, 28 Jan 2026 17:05:39 +0300
Subject: [PATCH] Tweak `UnwrapErr` impl

---
 src/unwrap_err.rs | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/src/unwrap_err.rs b/src/unwrap_err.rs
index 6823060a..603fd20f 100644
--- a/src/unwrap_err.rs
+++ b/src/unwrap_err.rs
@@ -34,26 +34,24 @@ impl<R: TryRng> TryRng for UnwrapErr<R> {
 
     #[inline]
     fn try_next_u32(&mut self) -> Result<u32, Self::Error> {
-        self.0
-            .try_next_u32()
-            .map_err(|err| panic!("rand_core::UnwrapErr: failed to unwrap: {err}"))
+        self.0.try_next_u32().map_err(panic_msg)
     }
 
     #[inline]
     fn try_next_u64(&mut self) -> Result<u64, Self::Error> {
-        self.0
-            .try_next_u64()
-            .map_err(|err| panic!("rand_core::UnwrapErr: failed to unwrap: {err}"))
+        self.0.try_next_u64().map_err(panic_msg)
     }
 
     #[inline]
     fn try_fill_bytes(&mut self, dst: &mut [u8]) -> Result<(), Self::Error> {
-        self.0
-            .try_fill_bytes(dst)
-            .map_err(|err| panic!("rand_core::UnwrapErr: failed to unwrap: {err}"))
+        self.0.try_fill_bytes(dst).map_err(panic_msg)
     }
 }
 
+fn panic_msg(err: impl core::error::Error) -> Infallible {
+    panic!("rand_core::UnwrapErr: failed to unwrap: {err}")
+}
+
 impl<R: TryCryptoRng> TryCryptoRng for UnwrapErr<R> {}
 
 impl<'r, R: TryRng + ?Sized> UnwrapErr<&'r mut R> {