Global: fix swiftlint issues

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

WireGuard/.swiftlint.yml

@@ -2,6 +2,11 @@ disabled_rules:
  - line_length
  - trailing_whitespace
  - todo
+ - cyclomatic_complexity
+ - file_length
+ - type_body_length
+ - function_body_length
+ - nesting
 opt_in_rules:
  - empty_count
  - empty_string
@@ -14,14 +19,7 @@ opt_in_rules:
  - toggle_bool
  - unneeded_parentheses_in_closure_argument
  - unused_import
-# - trailing_closure
-file_length:
-  warning: 500
-cyclomatic_complexity:
-  warning: 10
-  error: 25
-function_body_length:
-  warning: 45
+ - trailing_closure
 variable_name:
   min_length:
     warning: 0

WireGuard/Shared/Model/TunnelConfiguration+WgQuickConfig.swift

@@ -35,7 +35,6 @@ extension TunnelConfiguration {
         case multipleEntriesForKey(String)
     }
 
-    //swiftlint:disable:next function_body_length cyclomatic_complexity
     convenience init(fromWgQuickConfig wgQuickConfig: String, called name: String? = nil) throws {
         var interfaceConfiguration: InterfaceConfiguration?
         var peerConfigurations = [PeerConfiguration]()
@@ -167,7 +166,6 @@ extension TunnelConfiguration {
         return output
     }
 
-    //swiftlint:disable:next cyclomatic_complexity
     private static func collate(interfaceAttributes attributes: [String: String]) throws -> InterfaceConfiguration {
         guard let privateKeyString = attributes["privatekey"] else {
             throw ParseError.interfaceHasNoPrivateKey
@@ -211,7 +209,6 @@ extension TunnelConfiguration {
         return interface
     }
 
-    //swiftlint:disable:next cyclomatic_complexity
     private static func collate(peerAttributes attributes: [String: String]) throws -> PeerConfiguration {
         guard let publicKeyString = attributes["publickey"] else {
             throw ParseError.peerHasNoPublicKey

WireGuard/WireGuard/Tunnel/TunnelConfiguration+UapiConfig.swift

@@ -4,7 +4,6 @@
 import Foundation
 
 extension TunnelConfiguration {
-    //swiftlint:disable:next function_body_length cyclomatic_complexity
     convenience init(fromUapiConfig uapiConfig: String, basedOn base: TunnelConfiguration? = nil) throws {
         var interfaceConfiguration: InterfaceConfiguration?
         var peerConfigurations = [PeerConfiguration]()
@@ -103,7 +102,6 @@ extension TunnelConfiguration {
         return interface
     }
 
-    //swiftlint:disable:next cyclomatic_complexity
     private static func collate(peerAttributes attributes: [String: String]) throws -> PeerConfiguration {
         guard let publicKeyString = attributes["public_key"] else {
             throw ParseError.peerHasNoPublicKey

WireGuard/WireGuard/Tunnel/TunnelsManager.swift

@@ -446,7 +446,6 @@ class TunnelContainer: NSObject {
         isActivateOnDemandEnabled = tunnelProvider.isOnDemandEnabled
     }
 
-    //swiftlint:disable:next function_body_length
     fileprivate func startActivation(recursionCount: UInt = 0, lastError: Error? = nil, activationDelegate: TunnelsManagerActivationDelegate?) {
         if recursionCount >= 8 {
             wg_log(.error, message: "startActivation: Failed after 8 attempts. Giving up with \(lastError!)")
@@ -532,6 +531,7 @@ extension NETunnelProviderManager {
         }
         return config
     }
+
     func setTunnelConfiguration(_ tunnelConfiguration: TunnelConfiguration) {
         protocolConfiguration = NETunnelProviderProtocol(tunnelConfiguration: tunnelConfiguration, previouslyFrom: protocolConfiguration)
         localizedDescription = tunnelConfiguration.name

WireGuard/WireGuard/UI/TunnelViewModel.swift

@@ -3,7 +3,6 @@
 
 import Foundation
 
-//swiftlint:disable:next type_body_length
 class TunnelViewModel {
 
     enum InterfaceField: CaseIterable {
@@ -74,6 +73,7 @@ class TunnelViewModel {
             case removed
             case modified
         }
+
         var interfaceChanged: ([InterfaceField: FieldChange]) -> Void
         var peerChangedAt: (Int, [PeerField: FieldChange]) -> Void
         var peersRemovedAt: ([Int]) -> Void
@@ -141,7 +141,6 @@ class TunnelViewModel {
             return scratchpad
         }
 
-        //swiftlint:disable:next cyclomatic_complexity function_body_length
         func save() -> SaveResult<(String, InterfaceConfiguration)> {
             if let config = validatedConfiguration, let name = validatedName {
                 return .saved((name, config))
@@ -327,7 +326,6 @@ class TunnelViewModel {
             return scratchpad
         }
 
-        //swiftlint:disable:next cyclomatic_complexity
         func save() -> SaveResult<PeerConfiguration> {
             if let validatedConfiguration = validatedConfiguration {
                 return .saved(validatedConfiguration)

WireGuard/WireGuard/UI/iOS/ViewController/TunnelDetailTableViewController.swift

@@ -147,7 +147,13 @@ class TunnelDetailTableViewController: UITableViewController {
         // Incorporates changes from tunnelConfiguation. Ignores any changes in peer ordering.
         guard let tableView = self.tableView else { return }
         let sections = self.sections
-        let interfaceSectionIndex = sections.firstIndex(where: { if case .interface = $0 { return true } else { return false }})!
+        let interfaceSectionIndex = sections.firstIndex {
+            if case .interface = $0 {
+                return true
+            } else {
+                return false
+            }
+        }!
         let firstPeerSectionIndex = interfaceSectionIndex + 1
         var interfaceFieldIsVisible = self.interfaceFieldIsVisible
         var peerFieldIsVisible = self.peerFieldIsVisible

WireGuard/WireGuard/UI/iOS/ViewController/TunnelEditTableViewController.swift

@@ -302,6 +302,8 @@ extension TunnelEditTableViewController {
                 guard let self = self else { return }
                 let removedSectionIndices = self.deletePeer(peer: peerData)
                 let shouldShowExcludePrivateIPs = (self.tunnelViewModel.peersData.count == 1 && self.tunnelViewModel.peersData[0].shouldAllowExcludePrivateIPsControl)
+
+                //swiftlint:disable:next trailing_closure
                 tableView.performBatchUpdates({
                     self.tableView.deleteSections(removedSectionIndices, with: .fade)
                     if shouldShowExcludePrivateIPs {
@@ -309,7 +311,6 @@ extension TunnelEditTableViewController {
                             let rowIndexPath = IndexPath(row: row, section: self.interfaceFieldsBySection.count /* First peer section */)
                             self.tableView.insertRows(at: [rowIndexPath], with: .fade)
                         }
-
                     }
                 })
             }
@@ -359,9 +360,9 @@ extension TunnelEditTableViewController {
         cell.value = peerData[field]
 
         if field == .allowedIPs {
-            let firstInterfaceSection = sections.firstIndex(where: { $0 == .interface })!
-            let interfaceSubSection = interfaceFieldsBySection.firstIndex(where: { $0.contains(.dns) })!
-            let dnsRow = interfaceFieldsBySection[interfaceSubSection].firstIndex(where: { $0 == .dns })!
+            let firstInterfaceSection = sections.firstIndex { $0 == .interface }!
+            let interfaceSubSection = interfaceFieldsBySection.firstIndex { $0.contains(.dns) }!
+            let dnsRow = interfaceFieldsBySection[interfaceSubSection].firstIndex { $0 == .dns }!
 
             cell.onValueBeingEdited = { [weak self, weak peerData] value in
                 guard let self = self, let peerData = peerData else { return }
@@ -419,7 +420,7 @@ extension TunnelEditTableViewController {
                 self.activateOnDemandSetting.isActivateOnDemandEnabled = isOn
                 self.loadSections()
 
-                let section = self.sections.firstIndex(where: { $0 == .onDemand })!
+                let section = self.sections.firstIndex { $0 == .onDemand }!
                 let indexPaths = (1 ..< 4).map { IndexPath(row: $0, section: section) }
                 if isOn {
                     if self.activateOnDemandSetting.activateOnDemandOption == .none {

WireGuard/WireGuard/UI/macOS/StatusMenu.swift

@@ -57,7 +57,6 @@ class StatusMenu: NSMenu {
         self.networksMenuItem = networksMenuItem
     }
 
-    //swiftlint:disable:next cyclomatic_complexity
     func updateStatusMenuItems(with tunnel: TunnelContainer?) {
         guard let statusMenuItem = statusMenuItem, let networksMenuItem = networksMenuItem else { return }
         guard let tunnel = tunnel else {

WireGuard/WireGuardNetworkExtension/PacketTunnelProvider.swift

@@ -17,7 +17,6 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
         networkMonitor?.cancel()
     }
 
-    //swiftlint:disable:next function_body_length
     override func startTunnel(options: [String: NSObject]?, completionHandler startTunnelCompletionHandler: @escaping (Error?) -> Void) {
         let activationAttemptId = options?["activationAttemptId"] as? String
         let errorNotifier = ErrorNotifier(activationAttemptId: activationAttemptId)