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Remove unnecessary bounds on Error and Display implementations for TryLockError and PoisonError.

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This commit is contained in:
Jonathan Reem 2016-02-11 17:24:57 -08:00
parent 98ec51a4dd
commit 8bbb70cb94
1 changed files with 7 additions and 4 deletions
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11
src/libstd/sys/common/poison.rs
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@ -111,7 +111,7 @@ impl<T> fmt::Display for PoisonError<T> {
}
#[stable(feature = "rust1", since = "1.0.0")]
impl<T: Send + Reflect> Error for PoisonError<T> {
impl<T: Reflect> Error for PoisonError<T> {
fn description(&self) -> &str {
"poisoned lock: another task failed inside"
}
@ -158,14 +158,17 @@ impl<T> fmt::Debug for TryLockError<T> {
}
#[stable(feature = "rust1", since = "1.0.0")]
impl<T: Send + Reflect> fmt::Display for TryLockError<T> {
impl<T> fmt::Display for TryLockError<T> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.description().fmt(f)
match *self {
TryLockError::Poisoned(..) => "poisoned lock: another task failed inside",
TryLockError::WouldBlock => "try_lock failed because the operation would block"
}.fmt(f)
}
}
#[stable(feature = "rust1", since = "1.0.0")]
impl<T: Send + Reflect> Error for TryLockError<T> {
impl<T: Reflect> Error for TryLockError<T> {
fn description(&self) -> &str {
match *self {
TryLockError::Poisoned(ref p) => p.description(),