Build JSI, React-Debug and React-logger with SPM

packages/react-native/Package.swift

@@ -0,0 +1,111 @@
+// swift-tools-version: 6.0
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+import PackageDescription
+
+let react = "React"
+
+let cxxRNDepHeaderSearchPath: (Int) -> CXXSetting = {
+  let prefix = (0..<$0).map { _ in "../" } .joined(separator: "")
+  return .headerSearchPath("\(prefix)third-party/ReactNativeDependencies.xcframework/Headers")
+}
+let cRNDepHeaderSearchPath: (Int) -> CSetting = {
+  let prefix = (0..<$0).map { _ in "../" } .joined(separator: "")
+  return .headerSearchPath("\(prefix)third-party/ReactNativeDependencies.xcframework/Headers")
+}
+
+let package = Package(
+  name: react,
+  products: [
+    .library(
+      name: react,
+      type: .dynamic,
+      targets: [.reactDebug, .jsi, .logger, .mapbuffer]
+    ),
+  ],
+  targets: [
+    .reactNativeTarget(
+      name: .reactDebug,
+      dependencies: [.reactNativeDependencies],
+      path: "ReactCommon/react/debug",
+      publicHeadersPath: "."
+    ),
+    .reactNativeTarget(
+      name: .jsi,
+      dependencies: [.reactNativeDependencies],
+      path: "ReactCommon/jsi",
+      extraExcludes: ["jsi/CMakeLists.txt", "jsi/test/testlib.h", "jsi/test/testlib.cpp"],
+      sources: ["jsi"],
+      publicHeadersPath: "jsi/",
+      extraCSettings: [.headerSearchPath(".")],
+      extraCxxSettings: [.headerSearchPath(".")]
+    ),
+    .reactNativeTarget(
+      name: .logger,
+      dependencies: [.reactNativeDependencies, .jsi],
+      path: "ReactCommon/logger",
+      publicHeadersPath: "."
+    ),
+    .reactNativeTarget(
+      name: .mapbuffer,
+      dependencies: [.reactNativeDependencies, .reactDebug],
+      path: "ReactCommon/react/renderer/mapbuffer",
+      extraExcludes: ["tests/MapBufferTest.cpp"],
+      publicHeadersPath: ".",
+      extraCSettings: [.headerSearchPath("../../..")],
+      extraCxxSettings: [.headerSearchPath("../../..")]
+    ),
+    .binaryTarget(
+      name: .reactNativeDependencies,
+      path: "third-party/ReactNativeDependencies.xcframework"
+    ),
+  ]
+)
+
+extension String {
+  static let reactDebug = "React-debug"
+  static let jsi = "React-jsi"
+  static let logger = "React-logger"
+  static let mapbuffer = "React-Mapbuffer"
+
+  static let reactNativeDependencies = "ReactNativeDependencies"
+}
+
+func defaultExcludeFor(module: String) -> [String] {
+  return ["BUCK", "CMakeLists.txt", "\(module).podspec"]
+}
+
+extension Target {
+  static func reactNativeTarget(
+    name: String,
+    dependencies: [String],
+    path: String,
+    extraExcludes: [String] = [],
+    sources: [String]? = nil,
+    publicHeadersPath: String? = nil,
+    extraCSettings: [CSetting] = [],
+    extraCxxSettings: [CXXSetting] = []
+  ) -> Target {
+    let dependencies = dependencies.map { Dependency.byNameItem(name: $0, condition: nil) }
+    let excludes = defaultExcludeFor(module: .logger) + extraExcludes
+    let numOfSlash = path.count { $0 == "/" }
+    let cSettings = [cRNDepHeaderSearchPath(numOfSlash + 1)] + extraCSettings
+    let cxxSettings = [cxxRNDepHeaderSearchPath(numOfSlash + 1), .unsafeFlags(["-std=c++20"])] + extraCxxSettings
+
+    return .target(
+      name: name,
+      dependencies: dependencies,
+      path: path,
+      exclude: excludes,
+      sources: sources,
+      publicHeadersPath: publicHeadersPath,
+      cSettings: cSettings,
+      cxxSettings: cxxSettings
+    )
+  }
+}