Struct serde_tagged::de::BoxFnSeed

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pub struct BoxFnSeed<V>(/* private fields */);
Expand description

A boxed (immutable) closure that can be used as DeserializeSeed.

It additionally requires the wrapped closure to implement Sync which allows for easy static type-registry creation, e.g. in combination with BTreeMap<&'static str, _>.

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impl<V> BoxFnSeed<V>

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pub fn new<F>(func: F) -> Self
where F: FnSeed<V> + Sync + 'static,

Creates a new boxed closure from the given closure.

Trait Implementations§

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impl<'de, 'b, V> DeserializeSeed<'de> for &'b BoxFnSeed<V>

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type Value = V

The type produced by using this seed.
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fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
where D: Deserializer<'de>,

Equivalent to the more common Deserialize::deserialize method, except with some initial piece of data (the seed) passed in.
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impl<'de, V> DeserializeSeed<'de> for BoxFnSeed<V>

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type Value = V

The type produced by using this seed.
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fn deserialize<D>(self, deserializer: D) -> Result<Self::Value, D::Error>
where D: Deserializer<'de>,

Equivalent to the more common Deserialize::deserialize method, except with some initial piece of data (the seed) passed in.

Auto Trait Implementations§

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impl<V> Freeze for BoxFnSeed<V>

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impl<V> !RefUnwindSafe for BoxFnSeed<V>

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impl<V> !Send for BoxFnSeed<V>

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impl<V> Sync for BoxFnSeed<V>

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impl<V> Unpin for BoxFnSeed<V>

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impl<V> !UnwindSafe for BoxFnSeed<V>

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> 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, 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.