tx: add comment for null_sign

openethereum · Dec 13, 2019 · 35d2b26 · 35d2b26
1 parent 1023c8e
commit 35d2b26
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/ethcore/types/src/transaction/transaction.rs b/ethcore/types/src/transaction/transaction.rs
@@ -239,6 +239,8 @@ impl Transaction {
 	}
 
 	/// Legacy EIP-86 compatible empty signature.
+	/// This method is used in json tests as well as
+	/// signature verification tests.
 	#[cfg(any(test, feature = "test-helpers"))]
 	pub fn null_sign(self, chain_id: u64) -> SignedTransaction {
 		SignedTransaction {