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use std::fmt;

pub enum SerializeErr {
    FailedJsonEncode(String),
}

impl fmt::Display for SerializeErr {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        use SerializeErr::*;
        match self {
            FailedJsonEncode(data) => {
                f.write_fmt(format_args!("failed to serialize json: {:?}", data))
            }
        }
    }
}

impl fmt::Debug for SerializeErr {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        <dyn fmt::Display>::fmt(self, f)
    }
}

impl std::error::Error for SerializeErr {}

pub type SerializeResult = Result<(), SerializeErr>;

pub trait Serialize: Sized {
    fn mc_serialize<S: Serializer>(&self, to: &mut S) -> SerializeResult;
}

pub trait Serializer: Sized {
    fn serialize_bytes(&mut self, data: &[u8]) -> SerializeResult;

    fn serialize_byte(&mut self, byte: u8) -> SerializeResult {
        self.serialize_bytes(vec![byte].as_slice())
    }

    fn serialize_other<S: Serialize>(&mut self, other: &S) -> SerializeResult {
        other.mc_serialize(self)
    }
}