From 0d872ba81a9ab47c2866ddde173d3fafa76c5a78 Mon Sep 17 00:00:00 2001
From: Matthias Seitz <matthias.seitz@outlook.de>
Date: Thu, 14 Nov 2024 20:16:04 +0100
Subject: [PATCH] feat: add missing OpTxType trait impls (#258)

adds encodeable+decodable+partialeq
---
 crates/consensus/src/transaction/envelope.rs | 32 +++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

diff --git a/crates/consensus/src/transaction/envelope.rs b/crates/consensus/src/transaction/envelope.rs
index 302425560..f47b675b8 100644
--- a/crates/consensus/src/transaction/envelope.rs
+++ b/crates/consensus/src/transaction/envelope.rs
@@ -8,7 +8,7 @@ use alloy_eips::{
     eip7702::SignedAuthorization,
 };
 use alloy_primitives::{Address, Bytes, TxKind, B256, U256};
-use alloy_rlp::{Decodable, Encodable};
+use alloy_rlp::{BufMut, Decodable, Encodable};
 use derive_more::Display;
 
 use crate::TxDeposit;
@@ -79,6 +79,36 @@ impl TryFrom<u8> for OpTxType {
     }
 }
 
+impl PartialEq<u8> for OpTxType {
+    fn eq(&self, other: &u8) -> bool {
+        (*self as u8) == *other
+    }
+}
+
+impl PartialEq<OpTxType> for u8 {
+    fn eq(&self, other: &OpTxType) -> bool {
+        *self == *other as Self
+    }
+}
+
+impl Encodable for OpTxType {
+    fn encode(&self, out: &mut dyn BufMut) {
+        (*self as u8).encode(out);
+    }
+
+    fn length(&self) -> usize {
+        1
+    }
+}
+
+impl Decodable for OpTxType {
+    fn decode(buf: &mut &[u8]) -> alloy_rlp::Result<Self> {
+        let ty = u8::decode(buf)?;
+
+        Self::try_from(ty).map_err(|_| alloy_rlp::Error::Custom("invalid transaction type"))
+    }
+}
+
 /// The Ethereum [EIP-2718] Transaction Envelope, modified for OP Stack chains.
 ///
 /// # Note: