From a5732460bceba99e985b9d2483d7dbdeb981e56f Mon Sep 17 00:00:00 2001
From: Cassie Jones <code@witchoflight.com>
Date: Sat, 11 Jan 2020 01:50:31 -0500
Subject: [PATCH] Add encode and decode traits

---
 toolchain/src/inst.rs        | 3 +++
 toolchain/src/inst/decode.rs | 5 +++++
 toolchain/src/inst/encode.rs | 5 +++++
 3 files changed, 13 insertions(+)
 create mode 100644 toolchain/src/inst/decode.rs
 create mode 100644 toolchain/src/inst/encode.rs

diff --git a/toolchain/src/inst.rs b/toolchain/src/inst.rs
index db8c939..fea8ed6 100644
--- a/toolchain/src/inst.rs
+++ b/toolchain/src/inst.rs
@@ -1,3 +1,6 @@
+pub mod decode;
+pub mod encode;
+
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub struct Reg(u8);
 
diff --git a/toolchain/src/inst/decode.rs b/toolchain/src/inst/decode.rs
new file mode 100644
index 0000000..cb9b6a4
--- /dev/null
+++ b/toolchain/src/inst/decode.rs
@@ -0,0 +1,5 @@
+use std::io::{self, Read};
+
+pub trait Decode: Sized {
+    fn decode(reader: &mut impl Read) -> io::Result<Option<Self>>;
+}
diff --git a/toolchain/src/inst/encode.rs b/toolchain/src/inst/encode.rs
new file mode 100644
index 0000000..085751d
--- /dev/null
+++ b/toolchain/src/inst/encode.rs
@@ -0,0 +1,5 @@
+use std::io::{self, Write};
+
+pub trait Encode {
+    fn encode(&self, writer: &mut impl Write) -> io::Result<()>;
+}
-- 
2.43.2