Struct serde::de::value::F64Deserializer
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[src]
pub struct F64Deserializer(_);
A helper deserializer that deserializes a number.
Trait Implementations
impl Deserializer for F64Deserializer
[src]
type Error = Error
The error type that can be returned if some error occurs during deserialization.
fn visit<V>(&mut self, visitor: V) -> Result<V::Value, Error> where V: Visitor
This method walks a visitor through a value as it is being deserialized.
fn visit_bool<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a bool
value.
fn visit_usize<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an usize
value.
fn visit_u8<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an u8
value.
fn visit_u16<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an u16
value.
fn visit_u32<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an u32
value.
fn visit_u64<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an u64
value.
fn visit_isize<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an isize
value.
fn visit_i8<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an i8
value.
fn visit_i16<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an i16
value.
fn visit_i32<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an i32
value.
fn visit_i64<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an i64
value.
fn visit_f32<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a f32
value.
fn visit_f64<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a f64
value.
fn visit_char<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a char
value.
fn visit_str<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a &str
value.
fn visit_string<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a String
value.
fn visit_unit<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an unit
value.
fn visit_option<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting an Option
value. This allows deserializers that encode an optional value as a nullable value to convert the null value into a None
, and a regular value as Some(value)
. Read more
fn visit_seq<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a sequence value. This allows deserializers to parse sequences that aren't tagged as sequences. Read more
fn visit_map<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a map of values. This allows deserializers to parse sequences that aren't tagged as maps. Read more
fn visit_unit_struct<V>(&mut self,
_name: &'static str,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
_name: &'static str,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a unit struct. This allows deserializers to a unit struct that aren't tagged as a unit struct. Read more
fn visit_newtype_struct<V>(&mut self,
name: &'static str,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
name: &'static str,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a newtype struct. This allows deserializers to a newtype struct that aren't tagged as a newtype struct. Read more
fn visit_tuple_struct<V>(&mut self,
_name: &'static str,
len: usize,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
_name: &'static str,
len: usize,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a tuple struct. This allows deserializers to parse sequences that aren't tagged as sequences. Read more
fn visit_struct<V>(&mut self,
_name: &'static str,
_fields: &'static [&'static str],
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
_name: &'static str,
_fields: &'static [&'static str],
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a struct. This allows deserializers to parse sequences that aren't tagged as maps. Read more
fn visit_tuple<V>(&mut self,
_len: usize,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
_len: usize,
visitor: V)
-> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a tuple value. This allows deserializers that provide a custom tuple serialization to properly deserialize the type. Read more
fn visit_enum<V>(&mut self,
_enum: &'static str,
_variants: &'static [&'static str],
_visitor: V)
-> Result<V::Value, Self::Error> where V: EnumVisitor
_enum: &'static str,
_variants: &'static [&'static str],
_visitor: V)
-> Result<V::Value, Self::Error> where V: EnumVisitor
This method hints that the Deserialize
type is expecting an enum value. This allows deserializers that provide a custom enumeration serialization to properly deserialize the type. Read more
fn visit_bytes<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting a Vec<u8>
. This allows deserializers that provide a custom byte vector serialization to properly deserialize the type. Read more
fn visit_struct_field<V>(&mut self, visitor: V) -> Result<V::Value, Self::Error> where V: Visitor
This method hints that the Deserialize
type is expecting some sort of struct key mapping. This allows deserializers to choose between &str, usize, or &[u8] to properly deserialize a struct key. Read more
fn format() -> &'static str
Specify a format string for the deserializer. Read more