- fixed ABI parsing when "tuple[]" is involved

- fixed ABI method signature creation when tuple is in paramater list

Author: izakpavel

Sources/web3swift/EthereumABI/ABIParameterTypes.swift

@@ -220,7 +220,7 @@ extension ABI.Element.ParameterType: ABIEncoding {
         case .tuple(types: let types):
             let typesRepresentation = types.map({return $0.abiRepresentation})
             let typesJoined = typesRepresentation.joined(separator: ",")
-            return "tuple(\(typesJoined))"
+            return "(\(typesJoined))"
         case .string:
             return "string"
         }

Sources/web3swift/EthereumABI/ABIParsing.swift

@@ -134,6 +134,17 @@ extension ABI.Input {
             let nativeInput = ABI.Element.InOut(name: name, type: type)
             return nativeInput
         }
+        else if case .array(type: .tuple(types: _), length: _) = parameterType {
+            let components = try self.components?.compactMap({ (inp: ABI.Input) throws -> ABI.Element.ParameterType in
+                let input = try inp.parse()
+                return input.type
+            })
+            let tupleType = ABI.Element.ParameterType.tuple(types: components!)
+            
+            let newType: ABI.Element.ParameterType = .array(type: tupleType, length: 0)
+            let nativeInput = ABI.Element.InOut(name: name, type: newType)
+            return nativeInput
+        }
         else {
             let nativeInput = ABI.Element.InOut(name: name, type: parameterType)
             return nativeInput