MightyPork

use serde::ser::SerializeMap;
use serde::{Serialize, Serializer, de::Visitor, de::MapAccess, Deserialize, Deserializer};
use std::fmt;

#[derive(Debug)]
struct Custom(String, u32);

impl Serialize for Custom {
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
    where