Lexer test mode works

orchid-base/src/msg.rs

@@ -1,15 +1,16 @@
+use orchid_api_traits::Decode;
 use std::io;
 
+use orchid_api_traits::Encode;
+
 pub fn send_msg(write: &mut impl io::Write, msg: &[u8]) -> io::Result<()> {
-  write.write_all(&(u32::try_from(msg.len()).unwrap()).to_be_bytes())?;
+  u32::try_from(msg.len()).unwrap().encode(write);
   write.write_all(msg)?;
   write.flush()
 }
 
 pub fn recv_msg(read: &mut impl io::Read) -> io::Result<Vec<u8>> {
-  let mut len = [0u8; 4];
-  read.read_exact(&mut len)?;
-  let len = u32::from_be_bytes(len);
+  let len = u32::decode(read);
   let mut msg = vec![0u8; len as usize];
   read.read_exact(&mut msg)?;
   Ok(msg)