feat(apple): enable New Arch by default in new projects

Author: tido64

scripts/configure.mjs

@@ -268,6 +268,8 @@ export const getConfig = (() => {
           path.dirname(require.resolve("react-native/template/package.json"))
         );
 
+      const targetVersionNum = toVersionNumber(targetVersion);
+
       configuration = {
         common: {
           files: {
@@ -343,7 +345,7 @@ export const getConfig = (() => {
                 "gradle-wrapper.properties"
               );
               const props = readTextFile(gradleWrapperProperties);
-              if (toVersionNumber(targetVersion) < v(0, 73, 0)) {
+              if (targetVersionNum < v(0, 73, 0)) {
                 return props.replace(
                   /gradle-[.0-9]*-bin\.zip/,
                   "gradle-7.6.4-bin.zip"
@@ -382,7 +384,7 @@ export const getConfig = (() => {
         },
         ios: {
           files: {
-            Podfile: podfile(name, ""),
+            Podfile: podfile(name, "", targetVersionNum),
           },
           oldFiles: [
             "Podfile.lock",
@@ -399,7 +401,7 @@ export const getConfig = (() => {
         },
         macos: {
           files: {
-            Podfile: podfile(name, "macos/"),
+            Podfile: podfile(name, "macos/", targetVersionNum),
           },
           oldFiles: [
             "Podfile.lock",
@@ -416,7 +418,7 @@ export const getConfig = (() => {
         },
         visionos: {
           files: {
-            Podfile: podfile(name, "visionos/"),
+            Podfile: podfile(name, "visionos/", targetVersionNum),
           },
           oldFiles: [
             "Podfile.lock",

scripts/template.mjs

@@ -1,4 +1,5 @@
 // @ts-check
+import { v } from "./helpers.js";
 
 /**
  * Joins all specified lines into a single string.
@@ -98,10 +99,18 @@ export function buildGradle() {
 
 /**
  * @param {string} name Root project name
- * @param {string} prefix Platform prefix
+ * @param {"" | "macos/" | "visionos/"} prefix Platform prefix
+ * @param {number} targetVersion Target React Native version
  * @returns {string}
  */
-export function podfile(name, prefix) {
+export function podfile(name, prefix, targetVersion) {
+  /** @type {Record<typeof prefix, number>} */
+  const newArchMatrix = {
+    "": v(0, 76, 0),
+    "macos/": v(1000, 0, 0),
+    "visionos/": v(0, 76, 0),
+  };
+  const newArchEnabled = targetVersion >= newArchMatrix[prefix];
   return join(
     "ws_dir = Pathname.new(__dir__)",
     "ws_dir = ws_dir.parent until",
@@ -111,7 +120,7 @@ export function podfile(name, prefix) {
     "",
     `workspace '${name}.xcworkspace'`,
     "",
-    `use_test_app! :hermes_enabled => true`,
+    `use_test_app! :hermes_enabled => true, :fabric_enabled => ${newArchEnabled}`,
     ""
   );
 }

test/configure/gatherConfig.test.ts

@@ -42,8 +42,8 @@ describe("gatherConfig()", () => {
   it("returns configuration for all platforms", () => {
     deepEqual(gatherConfig(mockParams()), {
       dependencies: {
-        "react-native-macos": "^0.73.0",
-        "react-native-windows": "^0.73.0",
+        "react-native-macos": "^0.76.0",
+        "react-native-windows": "^0.76.0",
       },
       files: {
         ".gitignore": {
@@ -147,7 +147,7 @@ describe("gatherConfig()", () => {
           "",
           "workspace 'Test.xcworkspace'",
           "",
-          "use_test_app! :hermes_enabled => true",
+          "use_test_app! :hermes_enabled => true, :fabric_enabled => true",
           ""
         ),
         "macos/Podfile": join(
@@ -159,7 +159,7 @@ describe("gatherConfig()", () => {
           "",
           "workspace 'Test.xcworkspace'",
           "",
-          "use_test_app! :hermes_enabled => true",
+          "use_test_app! :hermes_enabled => true, :fabric_enabled => false",
           ""
         ),
         "metro.config.js": {
@@ -340,7 +340,7 @@ describe("gatherConfig()", () => {
           "",
           "workspace 'Test.xcworkspace'",
           "",
-          "use_test_app! :hermes_enabled => true",
+          "use_test_app! :hermes_enabled => true, :fabric_enabled => true",
           ""
         ),
         "metro.config.js": {
@@ -495,7 +495,7 @@ describe("gatherConfig()", () => {
           "",
           "workspace 'Test.xcworkspace'",
           "",
-          "use_test_app! :hermes_enabled => true",
+          "use_test_app! :hermes_enabled => true, :fabric_enabled => true",
           ""
         ),
         "metro.config.js": {

test/configure/mockParams.ts

@@ -11,7 +11,7 @@ export function mockParams(
     name: "Test",
     packagePath: "test",
     testAppPath: ".",
-    targetVersion: "^0.73.6",
+    targetVersion: "0.76.8",
     platforms: ["android", "ios", "macos", "windows"],
     force: false,
     init: false,