Trait serde::ser::SerializeTupleVariant
[−]
[src]
pub trait SerializeTupleVariant { type Ok; type Error: Error; fn serialize_field<T: ?Sized>(
&mut self,
value: &T
) -> Result<(), Self::Error>
where
T: Serialize; fn end(self) -> Result<Self::Ok, Self::Error>; }
Returned from Serializer::serialize_tuple_variant
.
use serde::ser::{Serialize, Serializer, SerializeTupleVariant}; enum E { T(u8, u8), U(String, u32, u32), } impl Serialize for E { fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where S: Serializer { match *self { E::T(ref a, ref b) => { let mut tv = serializer.serialize_tuple_variant("E", 0, "T", 2)?; tv.serialize_field(a)?; tv.serialize_field(b)?; tv.end() } E::U(ref a, ref b, ref c) => { let mut tv = serializer.serialize_tuple_variant("E", 1, "U", 3)?; tv.serialize_field(a)?; tv.serialize_field(b)?; tv.serialize_field(c)?; tv.end() } } } }
Associated Types
type Ok
Must match the Ok
type of our Serializer
.
type Error: Error
Must match the Error
type of our Serializer
.
Required Methods
fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error> where
T: Serialize,
T: Serialize,
Serialize a tuple variant field.
fn end(self) -> Result<Self::Ok, Self::Error>
Finish serializing a tuple variant.
Implementors
impl<Ok, Error> SerializeTupleVariant for Impossible<Ok, Error> where
Error: Error,