Struct dashmap::mapref::one::MappedRef

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pub struct MappedRef<'a, K, V, T, S = RandomState> { /* private fields */ }

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impl<'a, K: Eq + Hash, V, T, S: BuildHasher> MappedRef<'a, K, V, T, S>

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pub fn key(&self) -> &K

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pub fn value(&self) -> &T

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pub fn pair(&self) -> (&K, &T)

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pub fn map<F, T2>(self, f: F) -> MappedRef<'a, K, V, T2, S>where F: FnOnce(&T) -> &T2,

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pub fn try_map<F, T2>(self, f: F) -> Result<MappedRef<'a, K, V, T2, S>, Self>where F: FnOnce(&T) -> Option<&T2>,

Trait Implementations§

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impl<'a, K: Eq + Hash, V, T: AsRef<TDeref>, TDeref: ?Sized> AsRef<TDeref> for MappedRef<'a, K, V, T>

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fn as_ref(&self) -> &TDeref

Converts this type into a shared reference of the (usually inferred) input type.
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impl<'a, K: Eq + Hash + Debug, V, T: Debug, S: BuildHasher> Debug for MappedRef<'a, K, V, T, S>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'a, K: Eq + Hash, V, T, S: BuildHasher> Deref for MappedRef<'a, K, V, T, S>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &T

Dereferences the value.
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impl<'a, K: Eq + Hash, V, T: Display> Display for MappedRef<'a, K, V, T>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'a, K: Eq + Hash, V, T: Serialize, S: BuildHasher> Serialize for MappedRef<'a, K, V, T, S>

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fn serialize<Ser>(&self, serializer: Ser) -> Result<Ser::Ok, Ser::Error>where Ser: Serializer,

Serialize this value into the given Serde serializer. Read more

Auto Trait Implementations§

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impl<'a, K, V, T, S = RandomState> !RefUnwindSafe for MappedRef<'a, K, V, T, S>

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impl<'a, K, V, T, S = RandomState> !Send for MappedRef<'a, K, V, T, S>

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impl<'a, K, V, T, S = RandomState> !Sync for MappedRef<'a, K, V, T, S>

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impl<'a, K, V, T, S> Unpin for MappedRef<'a, K, V, T, S>

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impl<'a, K, V, T, S = RandomState> !UnwindSafe for MappedRef<'a, K, V, T, S>

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> ToString for Twhere T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.