Support Option values in the sequence serializer

This allows us to serialize sequences of Option<(K, V)> values.
This commit is contained in:
Anthony Ramine 2016-10-23 12:13:09 +02:00
parent f9c64eb16c
commit 5202ee622b

View File

@ -136,13 +136,13 @@ impl<'target, Target> Serializer for PairSerializer<'target, Target>
} }
fn serialize_none(&mut self) -> Result<(), Error> { fn serialize_none(&mut self) -> Result<(), Error> {
Err(Error::unsupported_pair()) Ok(())
} }
fn serialize_some<T>(&mut self, _value: T) -> Result<(), Error> fn serialize_some<T>(&mut self, value: T) -> Result<(), Error>
where T: Serialize where T: Serialize
{ {
Err(Error::unsupported_pair()) value.serialize(self)
} }
fn serialize_seq(&mut self, _len: Option<usize>) fn serialize_seq(&mut self, _len: Option<usize>)