Method serialize

tests/test_with_serde_path_to_err.rs:31–38

(&self, _serializer: S)

impl Serialize for CannotSerialize {
    fn serialize<S>(&self, _serializer: S) -> Result<S::Ok, S::Error>
    where
        S: serde::Serializer,
    {
        Err(serde::ser::Error::custom(
            "something went intentionally wrong",
        ))
    }
}

#[test]