pub struct HashMapCache<S = RandomState> { /* private fields */ }
Available on crate feature dataloader
only.
Expand description
Use specified S: BuildHasher
to create a HashMap
cache.
Returns the “default value” for a type.
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Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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Returns the argument unchanged.
Attaches the provided
Context
to this type, returning a
WithContext
wrapper.
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Attaches the current
Context
to this type, returning a
WithContext
wrapper.
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Instruments this type with the provided
Span
, returning an
Instrumented
wrapper.
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Instruments this type with the provided
Span
, returning an
Instrumented
wrapper.
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Instruments this type with the
current Span
, returning an
Instrumented
wrapper.
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Calls U::from(self)
.
That is, this conversion is whatever the implementation of
From<T> for U
chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.