chore: add tx type constants (paradigmxyz#1639)

Co-authored-by: Roman Krasiuk <[email protected]>
cwkang1998 · Mar 5, 2023 · 9dfee49 · 9dfee49
1 parent 31f62c1
commit 9dfee49
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Showing 3 changed files with 15 additions and 5 deletions.
diff --git a/crates/primitives/src/lib.rs b/crates/primitives/src/lib.rs
@@ -61,7 +61,7 @@ pub use storage::{StorageEntry, StorageTrieEntry};
 pub use transaction::{
     AccessList, AccessListItem, FromRecoveredTransaction, IntoRecoveredTransaction, Signature,
     Transaction, TransactionKind, TransactionSigned, TransactionSignedEcRecovered, TxEip1559,
-    TxEip2930, TxLegacy, TxType,
+    TxEip2930, TxLegacy, TxType, EIP1559_TX_TYPE_ID, EIP2930_TX_TYPE_ID, LEGACY_TX_TYPE_ID,
 };
 pub use withdrawal::Withdrawal;
 

diff --git a/crates/primitives/src/transaction/mod.rs b/crates/primitives/src/transaction/mod.rs
@@ -7,7 +7,7 @@ use reth_rlp::{
     length_of_length, Decodable, DecodeError, Encodable, Header, EMPTY_LIST_CODE, EMPTY_STRING_CODE,
 };
 pub use signature::Signature;
-pub use tx_type::TxType;
+pub use tx_type::{TxType, EIP1559_TX_TYPE_ID, EIP2930_TX_TYPE_ID, LEGACY_TX_TYPE_ID};
 
 mod access_list;
 mod signature;

diff --git a/crates/primitives/src/transaction/tx_type.rs b/crates/primitives/src/transaction/tx_type.rs
@@ -1,6 +1,16 @@
 use reth_codecs::{derive_arbitrary, Compact};
 use serde::{Deserialize, Serialize};
 
+/// Identifier for legacy transaction, however [TxLegacy](crate::TxLegacy) this is technically not
+/// typed.
+pub const LEGACY_TX_TYPE_ID: u8 = 0;
+
+/// Identifier for [TxEip2930](crate::TxEip2930) transaction.
+pub const EIP2930_TX_TYPE_ID: u8 = 1;
+
+/// Identifier for [TxEip1559](crate::TxEip1559) transaction.
+pub const EIP1559_TX_TYPE_ID: u8 = 2;
+
 /// Transaction Type
 #[derive_arbitrary(compact)]
 #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Default, Serialize, Deserialize)]
@@ -17,9 +27,9 @@ pub enum TxType {
 impl From<TxType> for u8 {
     fn from(value: TxType) -> Self {
         match value {
-            TxType::Legacy => 0,
-            TxType::EIP2930 => 1,
-            TxType::EIP1559 => 2,
+            TxType::Legacy => LEGACY_TX_TYPE_ID,
+            TxType::EIP2930 => EIP2930_TX_TYPE_ID,
+            TxType::EIP1559 => EIP1559_TX_TYPE_ID,
         }
     }
 }