Add support for out-of-tree platform plugins

jest/hasteImpl.js

@@ -11,11 +11,20 @@
 'use strict';
 
 const path = require('path');
+const findPlugins = require('../local-cli/core/findPlugins');
+
+const plugins = findPlugins([path.resolve(__dirname, '../../../')]);
+
+// Detect out-of-tree platforms and add them to the whitelists
+const pluginRoots /*: Array<string> */ = plugins.haste.providesModuleNodeModules.map(
+  name => path.resolve(__dirname, '../../', name) + path.sep);
+
+const pluginNameReducers /*: Array<[RegExp, string]> */ = plugins.haste.platforms.map(
+  name => [new RegExp(`^(.*)\.(${name})$`), '$1']);
 
 const ROOTS = [
   path.resolve(__dirname, '..') + path.sep,
-  path.resolve(__dirname, '../../react-native-windows') + path.sep,
-  path.resolve(__dirname, '../../react-native-dom') + path.sep,
+  ...pluginRoots
 ];
 
 const BLACKLISTED_PATTERNS /*: Array<RegExp> */ = [
@@ -36,8 +45,10 @@ const NAME_REDUCERS /*: Array<[RegExp, string]> */ = [
   [/^(?:.*[\\\/])?([a-zA-Z0-9$_.-]+)$/, '$1'],
   // strip .js/.js.flow suffix
   [/^(.*)\.js(\.flow)?$/, '$1'],
-  // strip .android/.ios/.native/.web suffix
-  [/^(.*)\.(android|ios|native|web|windows|dom)$/, '$1'],
+  // strip platform suffix
+  [/^(.*)\.(android|ios|native)$/, '$1'],
+  // strip plugin platform suffixes
+  ...pluginNameReducers
 ];
 
 const haste = {

local-cli/core/findPlugins.js

@@ -47,11 +47,37 @@ const findPlatformsInPackage = pjson => {
   return path.join(pjson.name, pjson.rnpm.platform);
 };
 
+const getEmptyPluginConfig = () => ({
+  commands: [],
+  platforms: [],
+  haste: {
+    platforms: [],
+    providesModuleNodeModules: []
+  }
+});
+
+const findHasteConfigInPackageAndConcat = (pjson, haste) => {
+  if (!pjson.rnpm || !pjson.rnpm.haste) {
+    return;
+  }
+  let pkgHaste = pjson.rnpm.haste;
+
+  if (pkgHaste.platforms) {
+    haste.platforms = haste.platforms.concat(pkgHaste.platforms);
+  }
+
+  if (pkgHaste.providesModuleNodeModules) {
+    haste.providesModuleNodeModules = 
+      haste.providesModuleNodeModules.concat(pkgHaste.providesModuleNodeModules);
+  }
+};
+
+
 const findPluginInFolder = folder => {
   const pjson = readPackage(folder);
 
   if (!pjson) {
-    return {commands: [], platforms: []};
+    return getEmptyPluginConfig();
   }
 
   const deps = union(
@@ -63,6 +89,7 @@ const findPluginInFolder = folder => {
     (acc, pkg) => {
       let commands = acc.commands;
       let platforms = acc.platforms;
+      let haste = acc.haste;
       if (isRNPMPlugin(pkg)) {
         commands = commands.concat(pkg);
       }
@@ -71,11 +98,12 @@ const findPluginInFolder = folder => {
         if (pkgJson) {
           commands = commands.concat(findPluginsInReactNativePackage(pkgJson));
           platforms = platforms.concat(findPlatformsInPackage(pkgJson));
+          findHasteConfigInPackageAndConcat(pkgJson, haste);
         }
       }
-      return {commands: commands, platforms: platforms};
+      return {commands: commands, platforms: platforms, haste: haste};
     },
-    {commands: [], platforms: []},
+    getEmptyPluginConfig(),
   );
 };
 
@@ -89,5 +117,9 @@ module.exports = function findPlugins(folders) {
   return {
     commands: uniq(flatten(plugins.map(p => p.commands))),
     platforms: uniq(flatten(plugins.map(p => p.platforms))),
+    haste: {
+      platforms: uniq(flatten(plugins.map(p => p.haste.platforms))),
+      providesModuleNodeModules: uniq(flatten(plugins.map(p => p.haste.providesModuleNodeModules)))
+    }
   };
 };

local-cli/core/index.js

@@ -70,11 +70,11 @@ const defaultConfig = {
   hasteImplModulePath: require.resolve('../../jest/hasteImpl'),
 
   getPlatforms(): Array<string> {
-    return ['ios', 'android', 'windows', 'web', 'dom'];
+    return ['ios', 'android', 'native', ...plugins.haste.platforms];
   },
 
   getProvidesModuleNodeModules(): Array<string> {
-    return ['react-native', 'react-native-windows', 'react-native-dom'];
+    return ['react-native', ...plugins.haste.providesModuleNodeModules];
   },
 };
 
@@ -133,8 +133,10 @@ async function getCliConfig(): Promise<RNConfig> {
 
   config.transformer.assetRegistryPath = ASSET_REGISTRY_PATH;
   config.resolver.hasteImplModulePath = config.resolver.hasteImplModulePath || defaultConfig.hasteImplModulePath;
-  config.resolver.platforms = config.resolver.platforms || defaultConfig.getPlatforms();
-  config.resolver.providesModuleNodeModules = config.resolver.providesModuleNodeModules || defaultConfig.getProvidesModuleNodeModules();
+  config.resolver.platforms = config.resolver.platforms ?
+    config.resolver.platforms.concat(defaultConfig.getPlatforms()) : defaultConfig.getPlatforms();
+  config.resolver.providesModuleNodeModules = config.resolver.providesModuleNodeModules ?
+    config.resolver.providesModuleNodeModules.concat(defaultConfig.getProvidesModuleNodeModules()) : defaultConfig.getProvidesModuleNodeModules();
 
   return {...defaultRNConfig, ...config};
 }