Update build scripts to put RN-RT files in the right places (#11183)

scripts/rollup/build.js

@@ -20,6 +20,7 @@ const sizes = require('./plugins/sizes-plugin');
 const Stats = require('./stats');
 const syncReactDom = require('./sync').syncReactDom;
 const syncReactNative = require('./sync').syncReactNative;
+const syncReactNativeRT = require('./sync').syncReactNativeRT;
 const Packaging = require('./packaging');
 const Header = require('./header');
 const closure = require('rollup-plugin-closure-compiler-js');
@@ -168,7 +169,12 @@ function handleRollupWarnings(warning) {
 function updateBundleConfig(config, filename, format, bundleType, hasteName) {
   return Object.assign({}, config, {
     banner: getBanner(bundleType, hasteName, filename),
-    dest: Packaging.getPackageDestination(config, bundleType, filename),
+    dest: Packaging.getPackageDestination(
+      config,
+      bundleType,
+      filename,
+      hasteName
+    ),
     footer: getFooter(bundleType),
     format,
     interop: false,
@@ -503,6 +509,7 @@ rimraf('build', () => {
   const tasks = [
     Packaging.createFacebookWWWBuild,
     Packaging.createReactNativeBuild,
+    Packaging.createReactNativeRTBuild,
   ];
   for (const bundle of Bundles.bundles) {
     tasks.push(
@@ -520,6 +527,9 @@ rimraf('build', () => {
     tasks.push(() =>
       syncReactNative(join('build', 'react-native'), syncFbsource)
     );
+    tasks.push(() =>
+      syncReactNativeRT(join('build', 'react-native-rt'), syncFbsource)
+    );
   } else if (syncWww) {
     tasks.push(() => syncReactDom(join('build', 'facebook-www'), syncWww));
   }

scripts/rollup/packaging.js

@@ -28,6 +28,11 @@ const reactNativeSrcDependencies = [
   'src/renderers/native/ReactNativeTypes.js',
 ];
 
+// these files need to be copied to the react-native-rt build
+const reactNativeRTSrcDependencies = [
+  'src/renderers/native-rt/ReactNativeRTTypes.js',
+];
+
 function getPackageName(name) {
   if (name.indexOf('/') !== -1) {
     return name.split('/')[0];
@@ -57,6 +62,25 @@ function createReactNativeBuild() {
   });
 }
 
+function createReactNativeRTBuild() {
+  // create the react-native-rt folder for FB bundles
+  fs.mkdirSync(join('build', 'react-native-rt'));
+  // create the react-native-rt shims folder for FB shims
+  fs.mkdirSync(join('build', 'react-native-rt', 'shims'));
+
+  const to = join('build', 'react-native-rt', 'shims');
+
+  let promises = [];
+  // we also need to copy over some specific files from src
+  // defined in reactNativeRTSrcDependencies
+  for (const srcDependency of reactNativeRTSrcDependencies) {
+    promises.push(
+      asyncCopyTo(resolve(srcDependency), join(to, basename(srcDependency)))
+    );
+  }
+  return Promise.all(promises);
+}
+
 function createFacebookWWWBuild() {
   // create the facebookWWW folder for FB bundles
   fs.mkdirSync(join('build', facebookWWW));
@@ -143,7 +167,7 @@ function createNodePackage(bundleType, packageName, filename) {
   return Promise.resolve();
 }
 
-function getPackageDestination(config, bundleType, filename) {
+function getPackageDestination(config, bundleType, filename, hasteName) {
   let dest = config.destDir + filename;
 
   if (bundleType === FB_DEV || bundleType === FB_PROD) {
@@ -151,7 +175,11 @@ function getPackageDestination(config, bundleType, filename) {
   } else if (bundleType === UMD_DEV || bundleType === UMD_PROD) {
     dest = `${config.destDir}dist/${filename}`;
   } else if (bundleType === RN_DEV || bundleType === RN_PROD) {
-    dest = `${config.destDir}react-native/${filename}`;
+    if (hasteName === 'ReactNativeRTFiber') {
+      dest = `${config.destDir}react-native-rt/${filename}`;
+    } else {
+      dest = `${config.destDir}react-native/${filename}`;
+    }
   }
   return dest;
 }
@@ -162,4 +190,5 @@ module.exports = {
   getPackageName,
   createFacebookWWWBuild,
   createReactNativeBuild,
+  createReactNativeRTBuild,
 };

scripts/rollup/sync.js

@@ -7,6 +7,7 @@ const resolvePath = require('./utils').resolvePath;
 const DEFAULT_FB_SOURCE_PATH = '~/fbsource/';
 const DEFAULT_WWW_PATH = '~/www/';
 const RELATIVE_RN_PATH = 'xplat/js/react-native-github/Libraries/Renderer/';
+const RELATIVE_RN_RT_PATH = 'xplat/js/RKJSModules/Libraries/RT/downstream/';
 const RELATIVE_WWW_PATH = 'html/shared/react/';
 
 function doSync(buildPath, destPath) {
@@ -46,7 +47,22 @@ function syncReactNative(buildPath, fbSourcePath) {
   return doSync(buildPath, destPath);
 }
 
+function syncReactNativeRT(buildPath, fbSourcePath) {
+  fbSourcePath = typeof fbSourcePath === 'string'
+    ? fbSourcePath
+    : DEFAULT_FB_SOURCE_PATH;
+
+  if (fbSourcePath.charAt(fbSourcePath.length - 1) !== '/') {
+    fbSourcePath += '/';
+  }
+
+  const destPath = resolvePath(fbSourcePath + RELATIVE_RN_RT_PATH);
+
+  return doSync(buildPath, destPath);
+}
+
 module.exports = {
   syncReactDom,
   syncReactNative,
+  syncReactNativeRT,
 };