build: impl display for fee and contractaddress structs

src/core.rs

@@ -84,6 +84,7 @@ pub const BLOCK_HASH_TABLE_ADDRESS: ContractAddress = ContractAddress(PatriciaKe
     Default,
     Copy,
     Clone,
+    Display,
     Eq,
     PartialEq,
     Hash,
@@ -305,7 +306,9 @@ pub struct StateDiffCommitment(pub PoseidonHash);
     PartialOrd,
     Ord,
     derive_more:: Deref,
+    Display,
 )]
+#[display(fmt = "{}", "_0.to_fixed_hex_string()")]
 pub struct PatriciaKey(StarkHash);
 
 // 2**251

src/core_test.rs

@@ -81,3 +81,16 @@ fn nonce_overflow() {
     let overflowed_nonce = max_nonce.try_increment();
     assert_matches!(overflowed_nonce, Err(StarknetApiError::OutOfRange { string: _err_str }));
 }
+
+#[test]
+fn test_patricia_key_display() {
+    assert_eq!(format!("{}", patricia_key!(7_u8)), String::from("0x") + &"0".repeat(63) + "7");
+}
+
+#[test]
+fn test_contract_address_display() {
+    assert_eq!(
+        format!("{}", ContractAddress(patricia_key!(16_u8))),
+        String::from("0x") + &"0".repeat(62) + "10"
+    );
+}

src/transaction.rs

@@ -2,7 +2,7 @@ use std::collections::{BTreeMap, HashMap, HashSet};
 use std::fmt::Display;
 use std::sync::Arc;
 
-use derive_more::From;
+use derive_more::{Display, From};
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
 use starknet_types_core::felt::Felt;
 use strum::IntoEnumIterator;
@@ -646,6 +646,7 @@ pub struct RevertedTransactionExecutionStatus {
     Copy,
     Clone,
     Default,
+    Display,
     Eq,
     PartialEq,
     Hash,