Expand description
A deserializer that iterates over a map.
Implementations
sourceimpl<'de, I, E> MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
impl<'de, I, E> MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
Trait Implementations
sourceimpl<'de, I, E> Clone for MapDeserializer<'de, I, E> where
I: Iterator + Clone,
I::Item: Pair,
<I::Item as Pair>::Second: Clone,
impl<'de, I, E> Clone for MapDeserializer<'de, I, E> where
I: Iterator + Clone,
I::Item: Pair,
<I::Item as Pair>::Second: Clone,
sourceimpl<'de, I, E> Debug for MapDeserializer<'de, I, E> where
I: Iterator + Debug,
I::Item: Pair,
<I::Item as Pair>::Second: Debug,
impl<'de, I, E> Debug for MapDeserializer<'de, I, E> where
I: Iterator + Debug,
I::Item: Pair,
<I::Item as Pair>::Second: Debug,
sourceimpl<'de, I, E> Deserializer<'de> for MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
<I::Item as Pair>::First: IntoDeserializer<'de, E>,
<I::Item as Pair>::Second: IntoDeserializer<'de, E>,
E: Error,
impl<'de, I, E> Deserializer<'de> for MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
<I::Item as Pair>::First: IntoDeserializer<'de, E>,
<I::Item as Pair>::Second: IntoDeserializer<'de, E>,
E: Error,
type Error = E
type Error = E
The error type that can be returned if some error occurs during deserialization. Read more
sourcefn deserialize_any<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_seq<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_tuple<V>(
self,
len: usize,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_bool<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_i8<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_i128<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_u128<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_f64<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_char<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_str<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_string<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_bytes<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_byte_buf<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_option<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_unit<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_unit_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_newtype_struct<V>(
self,
name: &'static str,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_tuple_struct<V>(
self,
name: &'static str,
len: usize,
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_map<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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.
sourcefn deserialize_struct<V>(
self,
name: &'static str,
fields: &'static [&'static str],
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_enum<V>(
self,
name: &'static str,
variants: &'static [&'static str],
visitor: V
) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
fn deserialize_enum<V>(
self,
name: &'static 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
sourcefn deserialize_identifier<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn deserialize_ignored_any<V>(self, visitor: V) -> Result<V::Value, Self::Error> where
V: Visitor<'de>,
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
sourcefn 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
sourceimpl<'de, I, E> MapAccess<'de> for MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
<I::Item as Pair>::First: IntoDeserializer<'de, E>,
<I::Item as Pair>::Second: IntoDeserializer<'de, E>,
E: Error,
impl<'de, I, E> MapAccess<'de> for MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
<I::Item as Pair>::First: IntoDeserializer<'de, E>,
<I::Item as Pair>::Second: IntoDeserializer<'de, E>,
E: Error,
type Error = E
type Error = E
The error type that can be returned if some error occurs during deserialization. Read more
sourcefn next_key_seed<T>(&mut self, seed: T) -> Result<Option<T::Value>, Self::Error> where
T: DeserializeSeed<'de>,
fn next_key_seed<T>(&mut self, seed: T) -> Result<Option<T::Value>, Self::Error> where
T: DeserializeSeed<'de>,
This returns Ok(Some(key))
for the next key in the map, or Ok(None)
if there are no more remaining entries. Read more
sourcefn next_value_seed<T>(&mut self, seed: T) -> Result<T::Value, Self::Error> where
T: DeserializeSeed<'de>,
fn next_value_seed<T>(&mut self, seed: T) -> Result<T::Value, Self::Error> where
T: DeserializeSeed<'de>,
This returns a Ok(value)
for the next value in the map. Read more
sourcefn next_entry_seed<TK, TV>(
&mut self,
kseed: TK,
vseed: TV
) -> Result<Option<(TK::Value, TV::Value)>, Self::Error> where
TK: DeserializeSeed<'de>,
TV: DeserializeSeed<'de>,
fn next_entry_seed<TK, TV>(
&mut self,
kseed: TK,
vseed: TV
) -> Result<Option<(TK::Value, TV::Value)>, Self::Error> where
TK: DeserializeSeed<'de>,
TV: DeserializeSeed<'de>,
This returns Ok(Some((key, value)))
for the next (key-value) pair in
the map, or Ok(None)
if there are no more remaining items. Read more
sourcefn size_hint(&self) -> Option<usize>
fn size_hint(&self) -> Option<usize>
Returns the number of entries remaining in the map, if known.
sourcefn next_key<K>(&mut self) -> Result<Option<K>, Self::Error> where
K: Deserialize<'de>,
fn next_key<K>(&mut self) -> Result<Option<K>, Self::Error> where
K: Deserialize<'de>,
This returns Ok(Some(key))
for the next key in the map, or Ok(None)
if there are no more remaining entries. Read more
sourcefn next_value<V>(&mut self) -> Result<V, Self::Error> where
V: Deserialize<'de>,
fn next_value<V>(&mut self) -> Result<V, Self::Error> where
V: Deserialize<'de>,
This returns a Ok(value)
for the next value in the map. Read more
sourcefn next_entry<K, V>(&mut self) -> Result<Option<(K, V)>, Self::Error> where
K: Deserialize<'de>,
V: Deserialize<'de>,
fn next_entry<K, V>(&mut self) -> Result<Option<(K, V)>, Self::Error> where
K: Deserialize<'de>,
V: Deserialize<'de>,
This returns Ok(Some((key, value)))
for the next (key-value) pair in
the map, or Ok(None)
if there are no more remaining items. Read more
sourceimpl<'de, I, E> SeqAccess<'de> for MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
<I::Item as Pair>::First: IntoDeserializer<'de, E>,
<I::Item as Pair>::Second: IntoDeserializer<'de, E>,
E: Error,
impl<'de, I, E> SeqAccess<'de> for MapDeserializer<'de, I, E> where
I: Iterator,
I::Item: Pair,
<I::Item as Pair>::First: IntoDeserializer<'de, E>,
<I::Item as Pair>::Second: IntoDeserializer<'de, E>,
E: Error,
type Error = E
type Error = E
The error type that can be returned if some error occurs during deserialization. Read more
sourcefn next_element_seed<T>(
&mut self,
seed: T
) -> Result<Option<T::Value>, Self::Error> where
T: DeserializeSeed<'de>,
fn next_element_seed<T>(
&mut self,
seed: T
) -> Result<Option<T::Value>, Self::Error> where
T: DeserializeSeed<'de>,
This returns Ok(Some(value))
for the next value in the sequence, or
Ok(None)
if there are no more remaining items. Read more
sourcefn size_hint(&self) -> Option<usize>
fn size_hint(&self) -> Option<usize>
Returns the number of elements remaining in the sequence, if known.
sourcefn next_element<T>(&mut self) -> Result<Option<T>, Self::Error> where
T: Deserialize<'de>,
fn next_element<T>(&mut self) -> Result<Option<T>, Self::Error> where
T: Deserialize<'de>,
This returns Ok(Some(value))
for the next value in the sequence, or
Ok(None)
if there are no more remaining items. Read more
Auto Trait Implementations
impl<'de, I, E> RefUnwindSafe for MapDeserializer<'de, I, E> where
E: RefUnwindSafe,
I: RefUnwindSafe,
<<I as Iterator>::Item as Pair>::Second: RefUnwindSafe,
impl<'de, I, E> Send for MapDeserializer<'de, I, E> where
E: Send,
I: Send,
<<I as Iterator>::Item as Pair>::Second: Send,
impl<'de, I, E> Sync for MapDeserializer<'de, I, E> where
E: Sync,
I: Sync,
<<I as Iterator>::Item as Pair>::Second: Sync,
impl<'de, I, E> Unpin for MapDeserializer<'de, I, E> where
E: Unpin,
I: Unpin,
<<I as Iterator>::Item as Pair>::Second: Unpin,
impl<'de, I, E> UnwindSafe for MapDeserializer<'de, I, E> where
E: UnwindSafe,
I: UnwindSafe,
<<I as Iterator>::Item as Pair>::Second: UnwindSafe,
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more