Struct FnConverter

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pub struct FnConverter<F, G> { /* private fields */ }
Expand description

A converter that uses closures for conversions.

This is useful when you want to provide custom conversion logic without implementing the TryFrom trait.

Trait Implementations§

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impl<F: Clone, G: Clone> Clone for FnConverter<F, G>

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fn clone(&self) -> FnConverter<F, G>

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<L, R, F, G, EL, ER> Converter<L, R> for FnConverter<F, G>
where for<'a> F: Fn(&'a R) -> Result<L, EL>, for<'a> G: Fn(&'a L) -> Result<R, ER>,

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type ToLeftError = EL

The error type returned when converting from right to left.
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type ToRightError = ER

The error type returned when converting from left to right.
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fn convert_to_left(&self, right: &R) -> Result<L, Self::ToLeftError>

Converts a reference to a right value into a left value.
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fn convert_to_right(&self, left: &L) -> Result<R, Self::ToRightError>

Converts a reference to a left value into a right value.
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impl<F, G> Debug for FnConverter<F, G>

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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<F, G> Freeze for FnConverter<F, G>
where F: Freeze, G: Freeze,

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impl<F, G> RefUnwindSafe for FnConverter<F, G>

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impl<F, G> Send for FnConverter<F, G>
where F: Send, G: Send,

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impl<F, G> Sync for FnConverter<F, G>
where F: Sync, G: Sync,

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impl<F, G> Unpin for FnConverter<F, G>
where F: Unpin, G: Unpin,

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impl<F, G> UnwindSafe for FnConverter<F, G>
where F: UnwindSafe, G: 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> 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.