Fix SwiftLint warnings

AlphaWallet/Browser/Coordinators/QRCodeResolutionCoordinator.swift

@@ -130,7 +130,7 @@ extension QRCodeResolutionCoordinator: ScanQRCodeCoordinatorDelegate {
     private func availableActions(forContract contract: AlphaWallet.Address) -> [ScanQRCodeAction] {
         switch usage {
         case .all(let tokensDataStores, _):
-            let isTokenFound = tokensDataStores.contains { $0.token(forContract: contract) != nil } ?? false
+            let isTokenFound = tokensDataStores.contains { $0.token(forContract: contract) != nil }
             if isTokenFound {
                 return [.sendToAddress, .watchWallet, .openInEtherscan]
             } else {
@@ -279,7 +279,6 @@ extension QRCodeResolutionCoordinator: ScanQRCodeCoordinatorDelegate {
     }
 
     private func serverFromEip681LinkOrDefault(_ serverInLink: RPCServer?) -> RPCServer? {
-        let server: RPCServer
         if let serverInLink = serverInLink {
             return serverInLink
         }

AlphaWallet/Extensions/Session+PromiseKit.swift

@@ -19,8 +19,8 @@ extension Session {
                 case .success(let result):
                     seal.fulfill(result)
                 case .failure(let error):
-                    if case let .responseError(JSONRPCError.responseError(e)) = error {
+                    if case let .responseError(JSONRPCError.responseError(_, message: message, _)) = error {
-                        if e.message.hasPrefix("Insufficient funds") {
+                        if message.hasPrefix("Insufficient funds") {
                             seal.reject(InsufficientFundsError())
                             return
                         } else {

AlphaWallet/Market/Coordinators/UniversalLinkCoordinator.swift

@@ -331,7 +331,6 @@ class UniversalLinkCoordinator: Coordinator {
         return true
     }
 
-
     private func handleMagicLink() -> Bool {
         preparingToImportUniversalLink()
         let isLegacyLink = url.description.hasPrefix(Constants.legacyMagicLinkPrefix)
@@ -368,7 +367,7 @@ class UniversalLinkCoordinator: Coordinator {
                         contractAsAddress: signedOrder.order.contractAddress
                 )
             }
-        case .failure(let error):
+        case .failure:
             showImportError(errorMessage: R.string.localizable.aClaimTokenInvalidLinkTryAgain())
             return false
         }

AlphaWallet/Tokens/Coordinators/GetContractInteractions.swift

@@ -63,7 +63,7 @@ class GetContractInteractions {
                         completion(transactions)
                     }
                 }
-            case .failure(let error):
+            case .failure:
                 completion([])
             }
         }
@@ -113,7 +113,7 @@ class GetContractInteractions {
                         completion(uniqueNonEmptyContracts, maxBlockNumber)
                     }
                 }
-            case .failure(let error):
+            case .failure:
                 completion([], nil)
             }
         }

AlphaWallet/Transfer/ViewControllers/ConfigureTransactionViewController.swift

@@ -244,7 +244,7 @@ class ConfigureTransactionViewController: UIViewController {
     private func recalculateTotalFeeForCustomGas() {
         cells.totalFee.value = viewModel.gasViewModel.feeText
         let configurationTypes = viewModel.configurationTypes
-        if let indexPath = configurationTypes.index(of: .custom).flatMap { IndexPath(row: $0, section: ConfigureTransactionViewModel.Section.configurationTypes.rawValue) }, let cell = tableView.cellForRow(at: indexPath) as? GasSpeedTableViewCell {
+        if let indexPath = configurationTypes.index(of: .custom).flatMap({ IndexPath(row: $0, section: ConfigureTransactionViewModel.Section.configurationTypes.rawValue) }), let cell = tableView.cellForRow(at: indexPath) as? GasSpeedTableViewCell {
             cell.configure(viewModel: viewModel.gasSpeedViewModel(indexPath: indexPath))
         }
         showGasPriceWarning()
@@ -530,7 +530,7 @@ extension UIBarButtonItem {
 
     static func saveBarButton(_ target: AnyObject, selector: Selector) -> UIBarButtonItem {
         .init(title: R.string.localizable.save(), style: .plain, target: target, action: selector)
-    } 
+    }
 
     static func backBarButton(selectionClosure: @escaping () -> Void) -> UIBarButtonItem {
         let barButton = UIBarButtonItem(image: R.image.backWhite(), style: .plain, target: nil, action: nil)
@@ -556,5 +556,5 @@ extension UIBarButtonItem {
 
     @objc func didTapButton(_ sender: Any) {
         selectionClosure?()
-    } 
+    }
 }

AlphaWallet/Transfer/ViewModels/ConfirmSignMessageViewControllerViewModel.swift

@@ -168,8 +168,8 @@ extension EIP712TypedData {
 extension EIP712TypedData.JSON {
     //TODO Better to follow the order define in the type
     func formattedString(indentationLevel: Int = 0) -> NSAttributedString {
-        let nameAttributes: [NSAttributedString.Key : Any] = [.foregroundColor: Colors.gray, .font: Fonts.light(size: 15)]
+        let nameAttributes: [NSAttributedString.Key: Any] = [.foregroundColor: Colors.gray, .font: Fonts.light(size: 15)]
-        let valueAttributes: [NSAttributedString.Key : Any] = [.foregroundColor: R.color.dove(), .font: Fonts.regular(size: 15)]
+        let valueAttributes: [NSAttributedString.Key: Any] = [.foregroundColor: R.color.dove()!, .font: Fonts.regular(size: 15)]
 
         switch self {
         case .object(let dictionary):

AlphaWallet/WalletConnect/ViewModel/WalletConnectSessionDetailsViewModel.swift

@@ -55,7 +55,6 @@ struct WalletConnectSessionDetailsViewModel {
         }
     }
 
-
     var dissconnectButtonText: String {
         return R.string.localizable.walletConnectSessionDisconnect()
     }