Add new rules to project .swiftformat file

Author: nicklockwood

.swiftformat

@@ -37,4 +37,16 @@
 
 # rules
 
+--enable unusedPrivateDeclarations
+--enable emptyExtensions
 --enable isEmpty
+--enable docComments
+# --enable noForceTryInTests
+# --enable noForceUnwrapInTests
+# --enable noGuardInTests
+--enable preferFinalClasses
+--enable redundantAsync
+--enable redundantEquatable
+--enable redundantMemberwiseInit
+--enable redundantProperty
+--enable redundantThrows

EditorExtension/Application/Source/AppDelegate.swift

@@ -32,7 +32,7 @@
 import Cocoa
 
 @main
-class AppDelegate: NSObject, NSApplicationDelegate {
+final class AppDelegate: NSObject, NSApplicationDelegate {
     var window: NSWindow? {
         NSApp.mainWindow
     }

EditorExtension/Application/Source/FreeTextTableCellView.swift

@@ -31,7 +31,7 @@
 
 import Cocoa
 
-class FreeTextTableCellView: NSTableCellView {
+final class FreeTextTableCellView: NSTableCellView {
     @IBOutlet var title: NSTextField!
     @IBOutlet var freeTextField: NSTextField!
 

EditorExtension/Application/Source/ListSelectionTableCellView.swift

@@ -31,7 +31,7 @@
 
 import Cocoa
 
-class ListSelectionTableCellView: NSTableCellView {
+final class ListSelectionTableCellView: NSTableCellView {
     @IBOutlet var title: NSTextField!
     @IBOutlet var dropDown: NSPopUpButton!
     @IBAction func listSelectionChanged(_: NSPopUpButton) {

EditorExtension/Extension/FormatFileCommand.swift

@@ -32,7 +32,7 @@
 import Foundation
 import XcodeKit
 
-class FormatFileCommand: NSObject, XCSourceEditorCommand {
+final class FormatFileCommand: NSObject, XCSourceEditorCommand {
     func perform(with invocation: XCSourceEditorCommandInvocation, completionHandler: @escaping (Error?) -> Void) {
         guard SupportedContentUTIs.contains(invocation.buffer.contentUTI) else {
             return completionHandler(FormatCommandError.notSwiftLanguage)

EditorExtension/Extension/FormatSelectionCommand.swift

@@ -32,7 +32,7 @@
 import Foundation
 import XcodeKit
 
-class FormatSelectionCommand: NSObject, XCSourceEditorCommand {
+final class FormatSelectionCommand: NSObject, XCSourceEditorCommand {
     func perform(with invocation: XCSourceEditorCommandInvocation, completionHandler: @escaping (Error?) -> Void) {
         guard SupportedContentUTIs.contains(invocation.buffer.contentUTI) else {
             return completionHandler(FormatCommandError.notSwiftLanguage)

EditorExtension/Extension/LintFileCommand.swift

@@ -9,7 +9,7 @@
 import Foundation
 import XcodeKit
 
-class LintFileCommand: NSObject, XCSourceEditorCommand {
+final class LintFileCommand: NSObject, XCSourceEditorCommand {
     func perform(with invocation: XCSourceEditorCommandInvocation, completionHandler: @escaping (Error?) -> Void) {
         guard SupportedContentUTIs.contains(invocation.buffer.contentUTI) else {
             return completionHandler(FormatCommandError.notSwiftLanguage)

EditorExtension/Extension/SourceEditorExtension.swift

@@ -32,4 +32,4 @@
 import Foundation
 import XcodeKit
 
-class SourceEditorExtension: NSObject, XCSourceEditorExtension {}
+final class SourceEditorExtension: NSObject, XCSourceEditorExtension {}

PerformanceTests/PerformanceTests.swift

@@ -36,7 +36,7 @@ private let rulesDirectory = URL(fileURLWithPath: #file)
     .deletingLastPathComponent().deletingLastPathComponent()
     .appendingPathComponent("Sources/Rules")
 
-class PerformanceTests: XCTestCase {
+final class PerformanceTests: XCTestCase {
     static let files: [String] = {
         var files = [String]()
         _ = enumerateFiles(withInputURL: rulesDirectory) { url, _, _ in

Plugins/SwiftFormatPlugin/SwiftFormatPlugin.swift

@@ -70,9 +70,8 @@ import PackagePlugin
                 .map { (key: $0.element, value: $0.offset) }
             let indexLookupTable = Dictionary(enumeratedKeyValues, uniquingKeysWith: { l, _ in l })
             let groupedByID = Dictionary(grouping: withLocalDependencies, by: \.id)
-            let sortedUniqueTargets = groupedByID.map(\.value[0])
+            return groupedByID.map(\.value[0])
                 .sorted { indexLookupTable[$0.id, default: 0] < indexLookupTable[$1.id, default: 0] }
-            return sortedUniqueTargets
         }
     }
 #endif