Struct DataState

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pub struct DataState<T, State> {
    pub data: T,
    /* private fields */
}

Expand description

Data wrapper with validation state

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§data: T

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impl<T> DataState<T, Unvalidated>

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pub fn new(data: T) -> Self

Create new unvalidated data

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pub fn validate<F>(self, validator: F) -> UtilsResult<DataState<T, Validated>>
where F: FnOnce(&T) -> UtilsResult<()>,

Validate data and transition to validated state

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impl<T> DataState<T, Validated>

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pub fn as_validated(&self) -> &T

Access validated data (only available after validation)

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pub fn map<U, F>(self, transform: F) -> DataState<U, Validated>
where F: FnOnce(T) -> U,

Transform validated data while preserving validation state

Trait Implementations§

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impl<T: Clone, State: Clone> Clone for DataState<T, State>

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fn clone(&self) -> DataState<T, State>

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: Debug, State: Debug> Debug for DataState<T, State>

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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<T, State> Freeze for DataState<T, State>
where T: Freeze,

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impl<T, State> RefUnwindSafe for DataState<T, State>
where T: RefUnwindSafe, State: RefUnwindSafe,

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impl<T, State> UnwindSafe for DataState<T, State>
where T: UnwindSafe, State: 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 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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