Struct UnitAccess 

pub struct UnitAccess<E>(/* private fields */);

A Deserializer that represents a unit value.

Implementations

impl<E> UnitAccess<E>

where E: Error,

pub fn new() -> UnitAccess<E>

Returns a new UnitAccess.

Trait Implementations

impl<E> Default for UnitAccess<E>

where E: Error,

fn default() -> UnitAccess<E>

Returns the “default value” for a type.

impl<'de, E> Deserializer<'de> for UnitAccess<E>

where E: Error,

type Error = E

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

fn deserialize_product<V>( self, visitor: V, ) -> Result<<V as ProductVisitor<'de>>::Output, <UnitAccess<E> as Deserializer<'de>>::Error>

where V: ProductVisitor<'de>,

Deserializes a product value from the input.

fn deserialize_sum<V>( self, _visitor: V, ) -> Result<<V as SumVisitor<'de>>::Output, <UnitAccess<E> as Deserializer<'de>>::Error>

where V: SumVisitor<'de>,

Deserializes a sum value from the input.

fn deserialize_bool( self, ) -> Result<bool, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a bool value from the input.

fn deserialize_u8( self, ) -> Result<u8, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a u8 value from the input.

fn deserialize_u16( self, ) -> Result<u16, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a u16 value from the input.

fn deserialize_u32( self, ) -> Result<u32, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a u32 value from the input.

fn deserialize_u64( self, ) -> Result<u64, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a u64 value from the input.

fn deserialize_u128( self, ) -> Result<u128, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a u128 value from the input.

fn deserialize_u256( self, ) -> Result<U256, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes a u256 value from the input.

fn deserialize_i8( self, ) -> Result<i8, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an i8 value from the input.

fn deserialize_i16( self, ) -> Result<i16, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an i16 value from the input.

fn deserialize_i32( self, ) -> Result<i32, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an i32 value from the input.

fn deserialize_i64( self, ) -> Result<i64, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an i64 value from the input.

fn deserialize_i128( self, ) -> Result<i128, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an i128 value from the input.

fn deserialize_i256( self, ) -> Result<I256, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an i256 value from the input.

fn deserialize_f32( self, ) -> Result<f32, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an f32 value from the input.

fn deserialize_f64( self, ) -> Result<f64, <UnitAccess<E> as Deserializer<'de>>::Error>

Deserializes an f64 value from the input.

fn deserialize_str<V>( self, _visitor: V, ) -> Result<<V as SliceVisitor<'de, str>>::Output, <UnitAccess<E> as Deserializer<'de>>::Error>

where V: SliceVisitor<'de, str>,

Deserializes a string-like object the input.

fn deserialize_bytes<V>( self, _visitor: V, ) -> Result<<V as SliceVisitor<'de, [u8]>>::Output, <UnitAccess<E> as Deserializer<'de>>::Error>

where V: SliceVisitor<'de, [u8]>,

Deserializes a byte slice-like value.

fn deserialize_array_seed<V, T>( self, _visitor: V, _seed: T, ) -> Result<<V as ArrayVisitor<'de, <T as DeserializeSeed<'de>>::Output>>::Output, <UnitAccess<E> as Deserializer<'de>>::Error>

where V: ArrayVisitor<'de, <T as DeserializeSeed<'de>>::Output>, T: DeserializeSeed<'de> + Clone,

Deserializes an array value.

fn deserialize_str_slice(self) -> Result<&'de str, Self::Error>

Deserializes an &str string value.

fn deserialize_array<V, T>( self, visitor: V, ) -> Result<<V as ArrayVisitor<'de, T>>::Output, Self::Error>

where V: ArrayVisitor<'de, T>, T: Deserialize<'de>,

Deserializes an array value.

impl<'de, E> NamedProductAccess<'de> for UnitAccess<E>

where E: Error,

type Error = E

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

fn get_field_ident<V>( &mut self, _visitor: V, ) -> Result<Option<<V as FieldNameVisitor<'de>>::Output>, <UnitAccess<E> as NamedProductAccess<'de>>::Error>

where V: FieldNameVisitor<'de>,

Deserializes field name of type V::Output from the input using a visitor provided by the deserializer.

fn get_field_value_seed<T>( &mut self, _seed: T, ) -> Result<<T as DeserializeSeed<'de>>::Output, <UnitAccess<E> as NamedProductAccess<'de>>::Error>

where T: DeserializeSeed<'de>,

Statefully deserializes the field value T::Output from the input provided a seed value.

fn get_field_value<T>(&mut self) -> Result<T, Self::Error>

where T: Deserialize<'de>,

Deserializes field value of type T from the input.

impl<'de, E> SeqProductAccess<'de> for UnitAccess<E>

where E: Error,

type Error = E

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

fn next_element_seed<T>( &mut self, _seed: T, ) -> Result<Option<<T as DeserializeSeed<'de>>::Output>, <UnitAccess<E> as SeqProductAccess<'de>>::Error>

where T: DeserializeSeed<'de>,

Statefully deserializes T::Output from the input provided a seed value.

fn next_element<T>(&mut self) -> Result<Option<T>, Self::Error>

where T: Deserialize<'de>,

Deserializes an T from the input.