[WIP] Separate ReceiptParser into SPM

.swiftlint.yml

@@ -7,6 +7,7 @@ excluded:
   - scan_derived_data
   - .git
   - .build
+  - Packages/*/.build
 
 opt_in_rules:
   - sorted_imports
@@ -19,7 +20,9 @@ opt_in_rules:
 custom_rules:
   xctestcase_superclass:
     included: ".*\\.swift"
-    excluded: Tests/BackendIntegrationTests
+    excluded: 
+      - Tests/BackendIntegrationTests
+      - Packages
     regex: "\\: XCTestCase \\{"
     name: "XCTestCase Superclass"
     message: "Test classes must inherit `TestCase` instead."

Package.swift

@@ -4,25 +4,20 @@
 import PackageDescription
 import class Foundation.ProcessInfo
 
-func resolveTargets() -> [Target] {
-    let baseTargets: [Target] = [
-        .target(name: "RevenueCat",
-                path: "Sources",
-                exclude: ["Info.plist"])
-    ]
+let dependencies: [Package.Dependency] = {
+    // Only add DocC Plugin when building docs, so that clients of this library won't
+    // unnecessarily also get the DocC Plugin
+    let environmentVariables = ProcessInfo.processInfo.environment
+    let shouldIncludeDocCPlugin = environmentVariables["INCLUDE_DOCC_PLUGIN"] == "true"
 
-    return baseTargets
-}
+    var result: [Package.Dependency] = []
 
-// Only add DocC Plugin when building docs, so that clients of this library won't
-// unnecessarily also get the DocC Plugin
-let environmentVariables = ProcessInfo.processInfo.environment
-let shouldIncludeDocCPlugin = environmentVariables["INCLUDE_DOCC_PLUGIN"] == "true"
+    if shouldIncludeDocCPlugin {
+        result.append(.package(url: "https://github.com/apple/swift-docc-plugin", from: "1.0.0"))
+    }
 
-var dependencies: [Package.Dependency] = []
-if shouldIncludeDocCPlugin {
-    dependencies.append(.package(url: "https://github.com/apple/swift-docc-plugin", from: "1.0.0"))
-}
+    return result
+}()
 
 let package = Package(
     name: "RevenueCat",
@@ -34,8 +29,22 @@ let package = Package(
     ],
     products: [
         .library(name: "RevenueCat",
-                 targets: ["RevenueCat"])
+                 targets: ["RevenueCat"]),
+        .library(name: "ReceiptParser",
+                 type: .static,
+                 targets: ["ReceiptParser"])
     ],
     dependencies: dependencies,
-    targets: resolveTargets()
+    targets: [
+        .target(name: "RevenueCat",
+                dependencies: [.byName(name: "ReceiptParser")],
+                path: "Sources",
+                exclude: ["Info.plist"]),
+        .target(name: "ReceiptParser",
+                dependencies: [],
+                path: "Packages/ReceiptParser/Sources/ReceiptParser",
+                swiftSettings: [
+                    .unsafeFlags(["-enable-library-evolution"])
+                ])
+    ]
 )

Packages/ReceiptParser/.gitignore

@@ -0,0 +1,9 @@
+.DS_Store
+/.build
+/Packages
+/*.xcodeproj
+xcuserdata/
+DerivedData/
+.swiftpm/config/registries.json
+.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
+.netrc

Packages/ReceiptParser/.swiftpm/xcode/xcshareddata/xcschemes/ReceiptParser.xcscheme

@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1410"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "ReceiptParser"
+               BuildableName = "ReceiptParser"
+               BlueprintName = "ReceiptParser"
+               ReferencedContainer = "container:">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES"
+            testExecutionOrdering = "random">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "ReceiptParserTests"
+               BuildableName = "ReceiptParserTests"
+               BlueprintName = "ReceiptParserTests"
+               ReferencedContainer = "container:">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "ReceiptParser"
+            BuildableName = "ReceiptParser"
+            BlueprintName = "ReceiptParser"
+            ReferencedContainer = "container:">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Packages/ReceiptParser/Package.swift

@@ -0,0 +1,36 @@
+// swift-tools-version: 5.5
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "ReceiptParser",
+    platforms: [
+        .macOS(.v10_13),
+        .watchOS("6.2"),
+        .tvOS(.v11),
+        .iOS(.v11)
+    ],
+    products: [
+        .library(
+            name: "ReceiptParser",
+            type: .static,
+            targets: ["ReceiptParser"])
+    ],
+    dependencies: [
+        .package(url: "git@github.com:Quick/Nimble.git", from: "10.0.0")
+    ],
+    targets: [
+        .target(
+            name: "ReceiptParser",
+            dependencies: [],
+            swiftSettings: [
+                .unsafeFlags(["-enable-library-evolution"])
+            ]
+        ),
+        .testTarget(
+            name: "ReceiptParserTests",
+            dependencies: ["ReceiptParser", "Nimble"]
+        )
+    ]
+)

Packages/ReceiptParser/README.md

@@ -0,0 +1,3 @@
+# ReceiptParser
+
+A description of this package.

Packages/ReceiptParser/ReceiptParser.podspec

@@ -0,0 +1,28 @@
+Pod::Spec.new do |s|
+  s.name             = "ReceiptParser"
+  s.version          = "4.15.0-SNAPSHOT"
+  s.summary          = "TODO"
+
+  s.description      = <<-DESC
+                       TODO https://www.revenuecat.com/
+                       DESC
+
+  s.homepage         = "https://www.revenuecat.com/"
+  s.license          =  { :type => 'MIT' }
+  s.author           = { "RevenueCat, Inc." => "support@revenuecat.com" }
+  s.source           = { :git => "https://github.com/revenuecat/purchases-ios.git", :tag => s.version.to_s }
+  s.documentation_url = "https://docs.revenuecat.com/" # TODO ?
+
+  s.framework      = 'StoreKit'
+  s.swift_version       = '5.5'
+
+  s.ios.deployment_target = '11.0'
+  s.watchos.deployment_target = '6.2'
+  s.tvos.deployment_target = '11.0'
+  s.osx.deployment_target = '10.13'
+
+  s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES' }
+
+  s.source_files = 'Sources/**/*.swift'
+
+end

Sources/LocalReceiptParsing/BasicTypes/AppleReceipt.swift → Packages/ReceiptParser/Sources/ReceiptParser/AppleReceipt.swift

@@ -17,13 +17,13 @@ import Foundation
 // swiftlint:disable nesting
 
 /// The contents of a parsed IAP receipt.
-struct AppleReceipt: Equatable {
+public struct AppleReceipt: Equatable {
 
     // swiftlint:disable:next line_length
     // https://developer.apple.com/library/archive/releasenotes/General/ValidateAppStoreReceipt/Chapters/ReceiptFields.html
-    struct Attribute {
+    public struct Attribute {
 
-        enum AttributeType: Int {
+        public enum AttributeType: Int {
 
             case bundleId = 2,
                  applicationVersion = 3,
@@ -36,22 +36,22 @@ struct AppleReceipt: Equatable {
 
         }
 
-        let type: AttributeType
-        let version: Int
-        let value: String
+        public let type: AttributeType
+        public let version: Int
+        public let value: String
 
     }
 
-    let bundleId: String
-    let applicationVersion: String
-    let originalApplicationVersion: String?
-    let opaqueValue: Data
-    let sha1Hash: Data
-    let creationDate: Date
-    let expirationDate: Date?
-    let inAppPurchases: [InAppPurchase]
+    public let bundleId: String
+    public let applicationVersion: String
+    public let originalApplicationVersion: String?
+    public let opaqueValue: Data
+    public let sha1Hash: Data
+    public let creationDate: Date
+    public let expirationDate: Date?
+    public let inAppPurchases: [InAppPurchase]
 
-    func purchasedIntroOfferOrFreeTrialProductIdentifiers() -> Set<String> {
+    public func purchasedIntroOfferOrFreeTrialProductIdentifiers() -> Set<String> {
         let productIdentifiers = self.inAppPurchases
             .filter { $0.isInIntroOfferPeriod == true || $0.isInTrialPeriod == true }
             .map { $0.productId }
@@ -62,7 +62,7 @@ struct AppleReceipt: Equatable {
 
 // MARK: - Extensions
 
-extension AppleReceipt {
+public extension AppleReceipt {
 
     func containsActivePurchase(forProductIdentifier identifier: String) -> Bool {
         return (
@@ -79,8 +79,10 @@ extension AppleReceipt: Codable {}
 
 extension AppleReceipt: CustomDebugStringConvertible {
 
-    var debugDescription: String {
-        return (try? self.prettyPrintedJSON) ?? "<null>"
+    public var debugDescription: String {
+        // TODO
+        return "TODO"
+//        return (try? self.prettyPrintedJSON) ?? "<null>"
     }
 
 }