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use bytes::{Bytes, BytesMut};
use serde::de::DeserializeOwned;
use serde::Serialize;
use serde_json::error::Result;
use crate::BUFFER_SIZE;
pub struct LineCodec;
impl LineCodec {
pub fn decode<T: DeserializeOwned>(buf: &mut BytesMut) -> Option<T> {
let p = buf.iter().position(|b| b == &b'\n');
match p {
None => None,
Some(n) => {
let res = serde_json::from_slice(&buf.split_to(n).freeze()).ok();
buf.advance(1); // Skip the newline char
buf.reserve(BUFFER_SIZE); // Make sure the buffer can hold more data
pub fn encode<T: Serialize>(t: T) -> Result<Bytes> {
let mut payload = serde_json::to_vec(&t)?;
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