Remove platform requirements (#37)

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Author: stephencelis

.github/workflows/ci.yml

@@ -16,9 +16,9 @@ jobs:
     strategy:
       matrix:
         xcode:
-          - '12.4'
-          - '12.5.1'
           - '13.0'
+          - '13.1'
+          - '13.2.1'
     steps:
       - uses: actions/checkout@v2
       - name: Select Xcode ${{ matrix.xcode }}

Package.swift

@@ -4,12 +4,6 @@ import PackageDescription
 
 let package = Package(
   name: "swift-custom-dump",
-  platforms: [
-    .iOS(.v13),
-    .macOS(.v10_15),
-    .tvOS(.v13),
-    .watchOS(.v6),
-  ],
   products: [
     .library(
       name: "CustomDump",

Sources/CustomDump/Conformances/CoreImage.swift

@@ -2,6 +2,7 @@
   import CoreImage
 
   @available(watchOS, unavailable)
+  @available(iOS 11, macOS 10.13, tvOS 11, *)
   extension CIQRCodeDescriptor.ErrorCorrectionLevel: CustomDumpStringConvertible {
     public var customDumpDescription: String {
       switch self {
@@ -20,6 +21,8 @@
     }
   }
 
+  @available(watchOS, unavailable)
+  @available(iOS 11, macOS 10.13, tvOS 11, *)
   extension CIDataMatrixCodeDescriptor.ECCVersion: CustomDumpStringConvertible {
     public var customDumpDescription: String {
       switch self {

Sources/CustomDump/Conformances/SwiftUI.swift

@@ -1,4 +1,4 @@
-#if canImport(SwiftUI)
+#if canImport(SwiftUI) && DEBUG
   import SwiftUI
 
   @available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)

Sources/CustomDump/Conformances/UserNotifications.swift

@@ -26,27 +26,43 @@
         var rawValue: UNAuthorizationOptions
 
         var customDumpDescription: String {
-          switch self.rawValue {
-          case .alert:
-            return "UNAuthorizationOptions.alert"
           #if os(iOS) || os(watchOS)
-            case .announcement:
+            if #available(iOS 13, watchOS 6, *), self.rawValue == .announcement {
               return "UNAuthorizationOptions.announcement"
+            }
           #endif
-          case .badge:
-            return "UNAuthorizationOptions.badge"
-          case .carPlay:
-            return "UNAuthorizationOptions.carPlay"
-          case .criticalAlert:
-            return "UNAuthorizationOptions.criticalAlert"
-          case .providesAppNotificationSettings:
-            return "UNAuthorizationOptions.providesAppNotificationSettings"
-          case .provisional:
-            return "UNAuthorizationOptions.provisional"
-          case .sound:
-            return "UNAuthorizationOptions.sound"
-          default:
-            return "UNAuthorizationOptions(rawValue: \(self.rawValue))"
+          if #available(iOS 12, tvOS 12, watchOS 5, *) {
+            switch self.rawValue {
+            case .alert:
+              return "UNAuthorizationOptions.alert"
+            case .badge:
+              return "UNAuthorizationOptions.badge"
+            case .carPlay:
+              return "UNAuthorizationOptions.carPlay"
+            case .criticalAlert:
+              return "UNAuthorizationOptions.criticalAlert"
+            case .providesAppNotificationSettings:
+              return "UNAuthorizationOptions.providesAppNotificationSettings"
+            case .provisional:
+              return "UNAuthorizationOptions.provisional"
+            case .sound:
+              return "UNAuthorizationOptions.sound"
+            default:
+              return "UNAuthorizationOptions(rawValue: \(self.rawValue))"
+            }
+          } else {
+            switch self.rawValue {
+            case .alert:
+              return "UNAuthorizationOptions.alert"
+            case .badge:
+              return "UNAuthorizationOptions.badge"
+            case .carPlay:
+              return "UNAuthorizationOptions.carPlay"
+            case .sound:
+              return "UNAuthorizationOptions.sound"
+            default:
+              return "UNAuthorizationOptions(rawValue: \(self.rawValue))"
+            }
           }
         }
       }
@@ -57,16 +73,20 @@
         .alert
       ]
       #if os(iOS) || os(watchOS)
-        allCases.append(.announcement)
+        if #available(iOS 13, watchOS 6, *) {
+          allCases.append(.announcement)
+        }
       #endif
-      allCases.append(contentsOf: [
-        .badge,
-        .carPlay,
-        .criticalAlert,
-        .providesAppNotificationSettings,
-        .provisional,
-        .sound,
-      ])
+      if #available(iOS 12, tvOS 12, watchOS 5, *) {
+        allCases.append(contentsOf: [
+          .badge,
+          .carPlay,
+          .criticalAlert,
+          .providesAppNotificationSettings,
+          .provisional,
+          .sound,
+        ])
+      }
       for option in allCases {
         if options.contains(option) {
           children.append(.init(rawValue: option))

Sources/CustomDump/Diff.swift

@@ -156,7 +156,7 @@ public func diff<T>(_ lhs: T, _ rhs: T, format: DiffFormat = .default) -> String
         rhsChildren.sort(by: areInIncreasingOrder)
       }
 
-      let difference = rhsChildren.difference(from: lhsChildren, by: areEquivalent)
+      let difference = rhsChildren._difference(from: lhsChildren, by: areEquivalent)
 
       var lhsOffset = 0
       var rhsOffset = 0

Sources/CustomDump/Internal/CollectionDifference.Change.swift

@@ -0,0 +1,8 @@
+extension CollectionDifference.Change {
+  var offset: Int {
+    switch self {
+    case let .insert(offset, _, _), let .remove(offset, _, _):
+      return offset
+    }
+  }
+}