diff options
Diffstat (limited to 'tokio/src/sync/mutex.rs')
-rw-r--r-- | tokio/src/sync/mutex.rs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tokio/src/sync/mutex.rs b/tokio/src/sync/mutex.rs index 35e13300..bee00df4 100644 --- a/tokio/src/sync/mutex.rs +++ b/tokio/src/sync/mutex.rs @@ -61,7 +61,6 @@ pub struct Mutex<T> { /// /// The lock is automatically released whenever the guard is dropped, at which point `lock` /// will succeed yet again. -#[derive(Debug)] pub struct MutexGuard<'a, T> { lock: &'a Mutex<T>, permit: semaphore::Permit, @@ -176,6 +175,12 @@ impl<'a, T> DerefMut for MutexGuard<'a, T> { } } +impl<'a, T: fmt::Debug> fmt::Debug for MutexGuard<'a, T> { + fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + fmt::Debug::fmt(&**self, f) + } +} + impl<'a, T: fmt::Display> fmt::Display for MutexGuard<'a, T> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { fmt::Display::fmt(&**self, f) |