Trait serde::ser::SerializeSeq

source ·

pub trait SerializeSeq {
    type Ok;
    type Error: Error;

    fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
    where
        T: Serialize + ?Sized;
    fn end(self) -> Result<Self::Ok, Self::Error>;
}

Expand description

Returned from Serializer::serialize_seq.

Example use

use serde::ser::{Serialize, Serializer, SerializeSeq};

impl<T> Serialize for Vec<T>
where
    T: Serialize,
{
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        let mut seq = serializer.serialize_seq(Some(self.len()))?;
        for element in self {
            seq.serialize_element(element)?;
        }
        seq.end()
    }
}