sercon/sercon-backends/src/backends/bincode.rs

use std::io::{Read, Write};

use miette::{Context, IntoDiagnostic, bail};
use sercon_base::Backend;
use serde_value::Value;

#[derive(Default)]
pub struct BincodeBackend;

impl Backend for BincodeBackend {
    fn serialize(&self, out: &mut dyn Write, data: Value) -> miette::Result<()> {
        let data = bincode::serde::encode_to_vec(
            data,
            bincode::config::standard().write_fixed_array_length(),
        )
        .into_diagnostic()
        .wrap_err("bincode serialization error")?;
out.write_all(&data)
            .into_diagnostic()
            .wrap_err("error writing bincode data")?;

        Ok(())
    }

    fn deserialize(&self, _data: &mut dyn Read) -> miette::Result<Value> {
        bail!("Bincode does not support deserializing into any");
    }
}

impl_filetype_backend!(BincodeBackend, ["bincode"]);