Struct Data

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pub struct Data<T> { /* private fields */ }
Expand description

A typed storage object which keeps deduped values of type T. Keys produced by this object follow the relation:

data[key] == data[key2] <-> key == key2

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impl<T: PartialEq + Hash> Data<T>

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pub fn new() -> Self

Constructs a fresh typed store

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pub fn insert(&self, data: T) -> usize

Returns the key for the provided data, relative to the store If the object is already in the store, it will be dropped, otherwise it will not.

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pub unsafe fn read_exit(&self, delta: usize)

Releases read borrows in progress

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impl<T> Clone for Data<T>

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fn clone(&self) -> Self

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<T> Index<usize> for Data<T>

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type Output = T

The returned type after indexing.
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fn index(&self, key: usize) -> &Self::Output

Performs the indexing (container[index]) operation. Read more

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impl<T> Freeze for Data<T>

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impl<T> !RefUnwindSafe for Data<T>

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impl<T> !Send for Data<T>

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impl<T> !Sync for Data<T>

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impl<T> Unpin for Data<T>

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impl<T> !UnwindSafe for Data<T>

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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, D> CheckIndex<T> for D
where T: PartialEq, D: Index<usize, Output = T>,

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fn check_index(&self, key: usize, val: &T) -> bool

x.check_index(key, val) is equivalent to &x[key] = val, were such an indexing relationship to be definable. It’s used when actually retrieving a value involves construction, such as when using columnar or disk based storage.
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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> 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.