pub struct UnitDeserializer<E> { /* private fields */ }
Expand description
A deserializer holding a ()
.
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impl<E> UnitDeserializer<E>
impl<E> UnitDeserializer<E>
pub fn new() -> UnitDeserializer<E>
Trait Implementations§
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impl<E> Clone for UnitDeserializer<E>
impl<E> Clone for UnitDeserializer<E>
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fn clone(&self) -> UnitDeserializer<E>
fn clone(&self) -> UnitDeserializer<E>
Returns a copy of the value. Read
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1.0.0 · Source§
fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read
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impl<E> Debug for UnitDeserializer<E>
impl<E> Debug for UnitDeserializer<E>
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impl<'de, E> Deserializer<'de> for UnitDeserializer<E>
where
E: Error,
impl<'de, E> Deserializer<'de> for UnitDeserializer<E>
where
E: Error,
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type Error = E
type Error = E
The error type that can be returned if some error occurs during
deserialization.
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fn deserialize_bool<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_bool<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_i8<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_i16<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_i32<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_i64<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_i128<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
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fn deserialize_u8<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_u8<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_u16<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_u32<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_u64<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_u128<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
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fn deserialize_f32<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_f32<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_f64<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_char<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_str<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_string<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_bytes<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_byte_buf<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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_unit<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_unit<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_unit_struct<V>(
self,
name: &'static str,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Hint that the
Deserialize
type is expecting a unit
struct with a
particular name.
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fn deserialize_newtype_struct<V>(
self,
name: &'static str,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_newtype_struct<V>(
self,
name: &'static str,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Hint that the
Deserialize
type is expecting a newtype
struct with a
particular name.
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fn deserialize_seq<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_seq<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_tuple<V>(
self,
len: usize,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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.
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fn deserialize_tuple_struct<V>(
self,
name: &'static str,
len: usize,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_tuple_struct<V>(
self,
name: &'static str,
len: usize,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Hint that the
Deserialize
type is expecting a tuple
struct with a
particular name and number of fields.
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fn deserialize_map<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_map<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_struct<V>(
self,
name: &'static str,
fields: &'static [&'static str],
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Hint that the
Deserialize
type is expecting a struct
with a particular
name and fields.
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fn deserialize_enum<V>(
self,
name: &'static str,
variants: &'static [&'static str],
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_enum<V>(
self,
name: &'static str,
variants: &'static [&'static str],
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Hint that the
Deserialize
type is expecting an enum
value with a
particular name and possible variants.
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fn deserialize_identifier<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_identifier<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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.
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fn deserialize_ignored_any<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_ignored_any<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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 deserialize_any<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_any<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::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_option<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
fn deserialize_option<V>(
self,
visitor: V,
) -> Result<<V as Visitor<'de>>::Value, <UnitDeserializer<E>
as Deserializer<'de>>::Error>where
V: Visitor<'de>,
Hint that the
Deserialize
type is expecting an
optional value. Read more
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fn is_human_readable(&self) -> bool
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> IntoDeserializer<'de,
E> for UnitDeserializer<E>
where
E: Error,
impl<'de, E> IntoDeserializer<'de,
E> for UnitDeserializer<E>
where
E: Error,
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type Deserializer = UnitDeserializer<E>
type Deserializer = UnitDeserializer<E>
The type of the deserializer being converted into.
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fn into_deserializer(self) -> UnitDeserializer<E>
fn into_deserializer(self) -> UnitDeserializer<E>
Convert this value into a deserializer.
impl<E> Copy for UnitDeserializer<E>
Auto Trait Implementations§
impl<E> Freeze for UnitDeserializer<E>
impl<E> RefUnwindSafe for UnitDeserializer<E>
where
E: RefUnwindSafe,
impl<E> Send for UnitDeserializer<E>
where
E: Send,
impl<E> Sync for UnitDeserializer<E>
where
E: Sync,
impl<E> Unpin for UnitDeserializer<E>
where
E: Unpin,
impl<E> UnwindSafe for UnitDeserializer<E>
where
E: UnwindSafe,
Blanket Implementations§
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impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
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fn borrow_mut(&mut self) -> &mut
T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read
more
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impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
§
impl<T> Instrument for T
impl<T> Instrument for T
§
fn instrument(self, span: Span) ->
Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
§
fn in_current_span(self) ->
Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
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impl<T> IntoEither for T
impl<T> IntoEither for T
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fn into_either(self, into_left: bool)
-> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read
more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read
more