# StringDeserializer in serde::de::value - Rust
A deserializer holding a `String`.
Keywords: rust, rustlang, rust-lang, StringDeserializer

# Struct serde::de::value::StringDeserializer

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    pub struct StringDeserializer<E> { /* private fields */ }

Expand description

A deserializer holding a `String`.

## Implementations

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### impl<E> StringDeserializer<E>

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#### pub fn new(value: String) -> Self

## Trait Implementations

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### impl<E> Clone for StringDeserializer<E>

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#### fn clone(&self) -> Self

Returns a copy 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<E> Debug for StringDeserializer<E>

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#### fn fmt(&self, formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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### impl<'de, E> Deserializer<'de> for StringDeserializer<E> where
E: Error,

#### type Error = E

The error type that can be returned if some error occurs during deserialization. Read more

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#### fn deserialize_any<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Require the `Deserializer` to figure out how to drive the visitor based on what data type is in the input. Read more

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#### fn deserialize_enum<V>(
self,
name: &str,
variants: &'static [&'static str],
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an enum value with a particular name and possible variants. Read more

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#### fn deserialize_bool<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `bool` value.

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#### fn deserialize_i8<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an `i8` value.

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#### fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an `i16` value.

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#### fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an `i32` value.

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#### fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an `i64` value.

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#### fn deserialize_i128<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an `i128` value. Read more

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#### fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `u8` value.

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#### fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `u16` value.

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#### fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `u32` value.

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#### fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `u64` value.

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#### fn deserialize_u128<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an `u128` value. Read more

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#### fn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `f32` value.

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#### fn deserialize_f64<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `f64` value.

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#### fn deserialize_char<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a `char` value.

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#### fn deserialize_str<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a string value and does not benefit from taking ownership of buffered data owned by the `Deserializer`. Read more

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#### fn deserialize_string<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a string value and would benefit from taking ownership of buffered data owned by the `Deserializer`. Read more

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#### fn deserialize_bytes<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a byte array and does not benefit from taking ownership of buffered data owned by the `Deserializer`. Read more

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#### fn deserialize_byte_buf<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a byte array and would benefit from taking ownership of buffered data owned by the `Deserializer`. Read more

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#### fn deserialize_option<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting an optional value. Read more

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#### fn deserialize_unit<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a unit value.

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#### fn deserialize_unit_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a unit struct with a particular name. Read more

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#### fn deserialize_newtype_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a newtype struct with a particular name. Read more

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#### fn deserialize_seq<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a sequence of values.

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#### fn deserialize_tuple<V>(
self,
len: usize,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a sequence of values and knows how many values there are without looking at the serialized data. Read more

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#### fn deserialize_tuple_struct<V>(
self,
name: &'static str,
len: usize,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a tuple struct with a particular name and number of fields. Read more

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#### fn deserialize_map<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a map of key-value pairs.

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#### fn deserialize_struct<V>(
self,
name: &'static str,
fields: &'static [&'static str],
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting a struct with a particular name and fields. Read more

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#### fn deserialize_identifier<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type is expecting the name of a struct field or the discriminant of an enum variant. Read more

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#### fn deserialize_ignored_any<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,

Hint that the `Deserialize` type needs to deserialize a value whose type doesn’t matter because it is ignored. Read more

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#### fn is_human_readable(&self) -> bool

Determine whether `Deserialize` implementations should expect to deserialize their human-readable form. Read more

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### impl<'de, E> EnumAccess<'de> for StringDeserializer<E> where
E: Error,

#### type Error = E

The error type that can be returned if some error occurs during deserialization. Read more

#### type Variant = UnitOnly<E>

The `Visitor` that will be used to deserialize the content of the enum variant. Read more

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#### fn variant_seed<T>(
self,
seed: T
) -> Result<(T::Value, Self::Variant), Self::Error> where
T: DeserializeSeed<'de>,

`variant` is called to identify which variant to deserialize. Read more

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#### fn variant<V>(self) -> Result<(V, Self::Variant), Self::Error> where
V: Deserialize<'de>,

`variant` is called to identify which variant to deserialize. Read more

## Auto Trait Implementations

### impl<E> RefUnwindSafe for StringDeserializer<E> where
E: RefUnwindSafe,

### impl<E> Send for StringDeserializer<E> where
E: Send,

### impl<E> Sync for StringDeserializer<E> where
E: Sync,

### impl<E> Unpin for StringDeserializer<E> where
E: Unpin,

### impl<E> UnwindSafe for StringDeserializer<E> where
E: 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> ToOwned for T where
T: Clone,

#### 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>,

#### type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

#### 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>,

#### type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

#### fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.