Enum tonic::metadata::KeyRef [−][src]
pub enum KeyRef<'a> { Ascii(&'a MetadataKey<Ascii>), Binary(&'a MetadataKey<Binary>), }
Reference to a key in a MetadataMap
. It can point
to either an ascii or a binary (“*-bin”) key.
Variants
Ascii(&'a MetadataKey<Ascii>)
An ascii metadata key and value.
Binary(&'a MetadataKey<Binary>)
A binary metadata key and value.
Trait Implementations
Auto Trait Implementations
impl<'a> RefUnwindSafe for KeyRef<'a>
impl<'a> Send for KeyRef<'a>
impl<'a> Sync for KeyRef<'a>
impl<'a> Unpin for KeyRef<'a>
impl<'a> UnwindSafe for KeyRef<'a>
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> From<T> for T
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impl<T> Instrument for T
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impl<T> Instrument for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> Pointable for T
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
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V: MultiLane<T>,