StorageKeyPart

frame_decode::storage

Struct StorageKeyPart 

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pub struct StorageKeyPart<TypeId> { /* private fields */ }
Expand description

The decoded representation of a storage key.

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impl<TypeId> StorageKeyPart<TypeId>

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pub fn hash_range(&self) -> Range<usize>

The byte range of the hash for this storage key part.

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pub fn hasher(&self) -> StorageHasher

The hasher used for this storage key part.

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pub fn value(&self) -> Option<&StorageKeyPartValue<TypeId>>

If applicable (ie this part uses a concat or ident hasher), return information about the value encoded into this hash.

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pub fn map_type_id<NewTypeId, F>(self, f: F) -> StorageKeyPart<NewTypeId>
where F: FnMut(TypeId) -> NewTypeId,

Map the storage part type ID to something else.

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impl<TypeId: Clone> Clone for StorageKeyPart<TypeId>

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fn clone(&self) -> StorageKeyPart<TypeId>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<TypeId: Debug> Debug for StorageKeyPart<TypeId>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<TypeId> Freeze for StorageKeyPart<TypeId>
where TypeId: Freeze,

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impl<TypeId> RefUnwindSafe for StorageKeyPart<TypeId>
where TypeId: RefUnwindSafe,

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impl<TypeId> Send for StorageKeyPart<TypeId>
where TypeId: Send,

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impl<TypeId> Sync for StorageKeyPart<TypeId>
where TypeId: Sync,

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impl<TypeId> Unpin for StorageKeyPart<TypeId>
where TypeId: Unpin,

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impl<TypeId> UnwindSafe for StorageKeyPart<TypeId>
where TypeId: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where 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 T
where 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 T
where 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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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 T
where 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where 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 T
where 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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> JsonSchemaMaybe for T