Add fvm error code

Sources/Error/FVMError.swift

@@ -0,0 +1,94 @@
+//
+//  FVMError.swift
+//  Flow
+//
+//  Created by Hao Fu on 31/10/2024.
+//
+
+import Foundation
+
+enum FvmErrorCode: Int, CaseIterable {
+    // We use -1 for unknown error in FCL because FVM defines error codes as uint16
+    // This means we have no risk of collision with FVM error codes
+    case unknownError = -1
+
+    // tx validation errors 1000 - 1049
+    // Deprecated: no longer in use
+    case txValidationError = 1000
+    // Deprecated: No longer used.
+    case invalidTxByteSizeError = 1001
+    // Deprecated: No longer used.
+    case invalidReferenceBlockError = 1002
+    // Deprecated: No longer used.
+    case expiredTransactionError = 1003
+    // Deprecated: No longer used.
+    case invalidScriptError = 1004
+    // Deprecated: No longer used.
+    case invalidGasLimitError = 1005
+    case invalidProposalSignatureError = 1006
+    case invalidProposalSeqNumberError = 1007
+    case invalidPayloadSignatureError = 1008
+    case invalidEnvelopeSignatureError = 1009
+
+    // base errors 1050 - 1100
+    // Deprecated: No longer used.
+    case fvmInternalError = 1050
+    case valueError = 1051
+    case invalidArgumentError = 1052
+    case invalidAddressError = 1053
+    case invalidLocationError = 1054
+    case accountAuthorizationError = 1055
+    case operationAuthorizationError = 1056
+    case operationNotSupportedError = 1057
+    case blockHeightOutOfRangeError = 1058
+
+    // execution errors 1100 - 1200
+    // Deprecated: No longer used.
+    case executionError = 1100
+    case cadenceRuntimeError = 1101
+    // Deprecated: No longer used.
+    case encodingUnsupportedValue = 1102
+    case storageCapacityExceeded = 1103
+    // Deprecated: No longer used.
+    case gasLimitExceededError = 1104
+    case eventLimitExceededError = 1105
+    case ledgerInteractionLimitExceededError = 1106
+    case stateKeySizeLimitError = 1107
+    case stateValueSizeLimitError = 1108
+    case transactionFeeDeductionFailedError = 1109
+    case computationLimitExceededError = 1110
+    case memoryLimitExceededError = 1111
+    case couldNotDecodeExecutionParameterFromState = 1112
+    case scriptExecutionTimedOutError = 1113
+    case scriptExecutionCancelledError = 1114
+    case eventEncodingError = 1115
+    case invalidInternalStateAccessError = 1116
+    // 1117 was never deployed and is free to use
+    case insufficientPayerBalance = 1118
+
+    // accounts errors 1200 - 1250
+    // Deprecated: No longer used.
+    case accountError = 1200
+    case accountNotFoundError = 1201
+    case accountPublicKeyNotFoundError = 1202
+    case accountAlreadyExistsError = 1203
+    // Deprecated: No longer used.
+    case frozenAccountError = 1204
+    // Deprecated: No longer used.
+    case accountStorageNotInitializedError = 1205
+    case accountPublicKeyLimitError = 1206
+
+    // contract errors 1250 - 1300
+    // Deprecated: No longer used.
+    case contractError = 1250
+    case contractNotFoundError = 1251
+    // Deprecated: No longer used.
+    case contractNamesNotFoundError = 1252
+
+    // fvm std lib errors 1300-1400
+    case evmExecutionError = 1300
+
+    var errorTag: String {
+        "[Error Code: \(String(self.rawValue))]" 
+    }
+}

Sources/Models/FlowTransaction.swift

@@ -379,6 +379,11 @@ public extension Flow {
             blockId = try container.decode(Flow.ID.self, forKey: .blockId)
             computationUsed = try container.decode(String.self, forKey: .computationUsed)
         }
+
+        var errorCode: FvmErrorCode? {
+            guard !errorMessage.isEmpty else { return nil }
+            return FvmErrorCode.allCases.first(where: { errorMessage.contains($0.errorTag) })
+        }
     }
 
     /// The class to represent the proposer key information in the transaction