Enum frame_support::Never [−][src]
pub enum Never {}
A type that cannot be instantiated.
Trait Implementations
impl Eq for Never
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impl StructuralEq for Never
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impl StructuralPartialEq for Never
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Auto Trait Implementations
impl RefUnwindSafe for Never
impl Send for Never
impl Sync for Never
impl Unpin for Never
impl UnwindSafe for Never
Blanket Implementations
impl<T> CheckedConversion for T
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impl<T> CheckedConversion for T
[src]pub fn checked_from<T>(t: T) -> Option<Self> where
Self: TryFrom<T>,
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Self: TryFrom<T>,
pub fn checked_into<T>(self) -> Option<T> where
Self: TryInto<T>,
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Self: TryInto<T>,
impl<Q, K> Equivalent<K> for Q where
K: Borrow<Q> + ?Sized,
Q: Eq + ?Sized,
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impl<Q, K> Equivalent<K> for Q where
K: Borrow<Q> + ?Sized,
Q: Eq + ?Sized,
[src]pub fn equivalent(&self, key: &K) -> bool
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impl<T> Instrument for T
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impl<T> Instrument for T
[src]pub fn instrument(self, span: Span) -> Instrumented<Self>
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pub fn in_current_span(self) -> Instrumented<Self>
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impl<T, Outer> IsWrappedBy<Outer> for T where
T: From<Outer>,
Outer: AsRef<T> + AsMut<T> + From<T>,
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impl<T, Outer> IsWrappedBy<Outer> for T where
T: From<Outer>,
Outer: AsRef<T> + AsMut<T> + From<T>,
[src]impl<T> SaturatedConversion for T
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impl<T> SaturatedConversion for T
[src]pub fn saturated_from<T>(t: T) -> Self where
Self: UniqueSaturatedFrom<T>,
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Self: UniqueSaturatedFrom<T>,
pub fn saturated_into<T>(self) -> T where
Self: UniqueSaturatedInto<T>,
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Self: UniqueSaturatedInto<T>,
impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,
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impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,
[src]pub fn unchecked_into(self) -> T
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impl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,
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impl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,
[src]pub fn unique_saturated_into(self) -> T
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impl<T> MaybeDebug for T where
T: Debug,
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T: Debug,
impl<T> MaybeDebug for T where
T: Debug,
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T: Debug,
impl<T> MaybeRefUnwindSafe for T where
T: RefUnwindSafe,
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T: RefUnwindSafe,
impl<T> Member for T where
T: 'static + Send + Sync + Debug + Eq + PartialEq<T> + Clone,
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T: 'static + Send + Sync + Debug + Eq + PartialEq<T> + Clone,