Trait serde::ser::SerializeMap
[−]
[src]
pub trait SerializeMap { type Ok; type Error: Error; fn serialize_key<T: ?Sized + Serialize>(&mut self,
key: &T)
-> Result<(), Self::Error>; fn serialize_value<T: ?Sized + Serialize>(&mut self,
value: &T)
-> Result<(), Self::Error>; fn end(self) -> Result<Self::Ok, Self::Error>; }
Returned from Serializer::serialize_map
.
let mut map = serializer.serialize_map(Some(self.len()))?; for (k, v) in self { map.serialize_key(k)?; map.serialize_value(v)?; } map.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_key<T: ?Sized + Serialize>(&mut self,
key: &T)
-> Result<(), Self::Error>
key: &T)
-> Result<(), Self::Error>
Serialize a map key.
fn serialize_value<T: ?Sized + Serialize>(&mut self,
value: &T)
-> Result<(), Self::Error>
value: &T)
-> Result<(), Self::Error>
Serialize a map value.
fn end(self) -> Result<Self::Ok, Self::Error>
Finish serializing a map.