Cow

Struct Cow 

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pub struct Cow<F>(/* private fields */);
Expand description

Cow adapter

This adapter allows to customize how a type inside Cow is serialized.

§Example

use serde::{Deserialize, Serialize};
use serde_json::json;
use std::borrow::Cow;

#[derive(Deserialize, Serialize)]
struct Foo<'a>(#[serde(with = "serdapt::Cow::<serdapt::Str>")] Cow<'a, i32>);

let v = serde_json::to_value(Foo(Cow::Owned(33))).unwrap();
assert_eq!(v, json!("33"));

Implementations§

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impl<F> Cow<F>

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pub fn serialize<T, S>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
where T: ?Sized, S: Serializer, Self: SerializeWith<T>,

Serializes value with adapter

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pub fn deserialize<'de, T, D>(deserializer: D) -> Result<T, D::Error>
where D: Deserializer<'de>, Self: DeserializeWith<'de, T>,

Deserializes value with adapter

Trait Implementations§

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impl<'de, 'a, F, T> DeserializeWith<'de, Cow<'a, T>> for Cow<F>
where F: DeserializeWith<'de, T::Owned>, T: ToOwned,

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fn deserialize_with<D>(deserializer: D) -> Result<Cow<'a, T>, D::Error>
where D: Deserializer<'de>,

Deserializes a value using deserializer
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impl<'a, F, T> SerializeWith<Cow<'a, T>> for Cow<F>
where F: SerializeWith<T>, T: ToOwned + ?Sized,

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fn serialize_with<S: Serializer>( value: &Cow<'a, T>, serializer: S, ) -> Result<S::Ok, S::Error>

Serializes value using serializer

Auto Trait Implementations§

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impl<F> Freeze for Cow<F>

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impl<F> RefUnwindSafe for Cow<F>
where F: RefUnwindSafe,

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impl<F> Send for Cow<F>
where F: Send,

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impl<F> Sync for Cow<F>
where F: Sync,

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impl<F> Unpin for Cow<F>
where F: Unpin,

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impl<F> UnwindSafe for Cow<F>
where F: 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> 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.