Add SwiftFormat to the project. (#129)

* Run swiftformat for whitespace.
* Run swiftformat with some rules.

ElementX/Sources/Screens/SessionVerification/SessionVerificationModels.swift

@@ -1,4 +1,4 @@
-// 
+//
 // Copyright 2021 New Vector Ltd
 //
 // Licensed under the Apache License, Version 2.0 (the "License");

ElementX/Sources/Screens/SessionVerification/SessionVerificationStateMachine.swift

@@ -61,20 +61,20 @@ class SessionVerificationStateMachine {
     // swiftlint:disable cyclomatic_complexity
     init() {
         stateMachine = StateMachine(state: .initial) { machine in
-            machine.addRoutes(event: .requestVerification, transitions: [ .initial => .requestingVerification ])
-            machine.addRoutes(event: .didFail, transitions: [ .requestingVerification => .initial ])
+            machine.addRoutes(event: .requestVerification, transitions: [.initial => .requestingVerification])
+            machine.addRoutes(event: .didFail, transitions: [.requestingVerification => .initial])
             
-            machine.addRoutes(event: .cancel, transitions: [ .requestingVerification => .cancelling ])
-            machine.addRoutes(event: .didCancel, transitions: [ .requestingVerification => .cancelled ])
+            machine.addRoutes(event: .cancel, transitions: [.requestingVerification => .cancelling])
+            machine.addRoutes(event: .didCancel, transitions: [.requestingVerification => .cancelled])
             
             // Cancellation request from the other party should either take us from `.cancelling`
             // to `.cancelled` or keep us in `.cancelled` if already there. There is more `.didCancel`
             // handling in `addRouteMapping` for states containing associated values
-            machine.addRoutes(event: .didCancel, transitions: [ .cancelling => .cancelled ])
-            machine.addRoutes(event: .didCancel, transitions: [ .cancelled => .cancelled ])
-            machine.addRoutes(event: .didFail, transitions: [ .cancelled => .cancelled ])
+            machine.addRoutes(event: .didCancel, transitions: [.cancelling => .cancelled])
+            machine.addRoutes(event: .didCancel, transitions: [.cancelled => .cancelled])
+            machine.addRoutes(event: .didFail, transitions: [.cancelled => .cancelled])
             
-            machine.addRoutes(event: .restart, transitions: [ .cancelled => .initial ])
+            machine.addRoutes(event: .restart, transitions: [.cancelled => .initial])
             
             // Transitions with associated values need to be handled through `addRouteMapping`
             machine.addRouteMapping { event, fromState, _ in
@@ -115,6 +115,7 @@ class SessionVerificationStateMachine {
             }
         }
     }
+
     // swiftlint:enable cyclomatic_complexity
     
     /// Attempt to move the state machine to another state through an event

ElementX/Sources/Screens/SessionVerification/SessionVerificationViewModel.swift

@@ -75,8 +75,8 @@ class SessionVerificationViewModel: SessionVerificationViewModelType, SessionVer
             callback?(.finished)
         case .cancel:
             guard stateMachine.state == .initial ||
-                    stateMachine.state == .verified ||
-                    stateMachine.state == .cancelled else {
+                stateMachine.state == .verified ||
+                stateMachine.state == .cancelled else {
                 stateMachine.processEvent(.cancel)
                 return
             }
@@ -119,7 +119,7 @@ class SessionVerificationViewModel: SessionVerificationViewModelType, SessionVer
     private func requestVerification() {
         Task {
             switch await sessionVerificationControllerProxy.requestVerification() {
-            case.success:
+            case .success:
                 // Need to wait for the callback from the remote
                 break
             case .failure:
@@ -131,7 +131,7 @@ class SessionVerificationViewModel: SessionVerificationViewModelType, SessionVer
     private func cancelVerification() {
         Task {
             switch await sessionVerificationControllerProxy.cancelVerification() {
-            case.success:
+            case .success:
                 stateMachine.processEvent(.didCancel)
             case .failure:
                 stateMachine.processEvent(.didFail)
@@ -142,7 +142,7 @@ class SessionVerificationViewModel: SessionVerificationViewModelType, SessionVer
     private func acceptChallenge() {
         Task {
             switch await sessionVerificationControllerProxy.approveVerification() {
-            case.success:
+            case .success:
                 // Need to wait for the callback from the remote
                 break
             case .failure:
@@ -154,7 +154,7 @@ class SessionVerificationViewModel: SessionVerificationViewModelType, SessionVer
     private func declineChallenge() {
         Task {
             switch await sessionVerificationControllerProxy.declineVerification() {
-            case.success:
+            case .success:
                 stateMachine.processEvent(.didCancel)
             case .failure:
                 stateMachine.processEvent(.didFail)

ElementX/Sources/Screens/SessionVerification/SessionVerificationViewModelProtocol.swift

@@ -1,4 +1,4 @@
-// 
+//
 // Copyright 2021 New Vector Ltd
 //
 // Licensed under the Apache License, Version 2.0 (the "License");

ElementX/Sources/Screens/SessionVerification/View/SessionVerificationScreen.swift

@@ -1,4 +1,4 @@
-// 
+//
 // Copyright 2021 New Vector Ltd
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
@@ -14,8 +14,8 @@
 // limitations under the License.
 //
 
-import SwiftUI
 import MatrixRustSDK
+import SwiftUI
 
 struct SessionVerificationScreen: View {