Allow user to configure transformer through cl argument

Reviewed By: frantic

Differential Revision: D2547435

fb-gh-sync-id: 77016ee5beba854a4cb58e9ac04b91a7dd76cf3e

local-cli/generator/templates/rn-cli.config.js

@@ -14,10 +14,6 @@ var config = {
 
   getBlacklistRE(platform) {
     return blacklist(platform);
-  },
-
-  getTransformModulePath() {
-    return require.resolve('./node_modules/react-native/packager/transformer');
   }
 };
 

packager/rn-cli.config.js

@@ -21,10 +21,6 @@ module.exports = {
     return blacklist('');
   },
 
-  getTransformModulePath() {
-    return require.resolve('./transformer');
-  },
-
   _getRoots() {
     // match on either path separator
     if (__dirname.match(/node_modules[\/\\]react-native[\/\\]packager$/)) {

private-cli/src/bundle/bundle.js

@@ -36,6 +36,11 @@ function _bundle(argv, config, resolve, reject) {
       description: 'Either "ios" or "android"',
       type: 'string',
       required: true,
+    }, {
+      command: 'transformer',
+      description: 'Specify a custom transformer to be used (absolute path)',
+      type: 'string',
+      default: require.resolve('../../../packager/transformer'),
     }, {
       command: 'dev',
       description: 'If false, warnings are disabled and the bundle is minified',
@@ -64,7 +69,7 @@ function _bundle(argv, config, resolve, reject) {
     projectRoots: config.getProjectRoots(),
     assetRoots: config.getAssetRoots(),
     blacklistRE: config.getBlacklistRE(args.platform),
-    transformModulePath: config.getTransformModulePath(),
+    transformModulePath: args.transformer,
   };
 
   const requestOpts = {

private-cli/src/dependencies/dependencies.js

@@ -39,6 +39,11 @@ function _dependencies(argv, config, resolve, reject) {
       command: 'platform',
       description: 'The platform extension used for selecting modules',
       type: 'string',
+    }, {
+      command: 'transformer',
+      type: 'string',
+      default: require.resolve('../../../packager/transformer'),
+      description: 'Specify a custom transformer to be used (absolute path)'
     }
   ], argv);
 
@@ -51,7 +56,7 @@ function _dependencies(argv, config, resolve, reject) {
     projectRoots: config.getProjectRoots(),
     assetRoots: config.getAssetRoots(),
     blacklistRE: config.getBlacklistRE(args.platform),
-    transformModulePath: config.getTransformModulePath(),
+    transformModulePath: args.transformer,
   };
 
   const relativePath = packageOpts.projectRoots.map(root =>

private-cli/src/server/server.js

@@ -48,7 +48,7 @@ function _server(argv, config, resolve, reject) {
   }, {
     command: 'transformer',
     type: 'string',
-    default: config.getTransformModulePath(),
+    default: require.resolve('../../../packager/transformer'),
     description: 'Specify a custom transformer to be used (absolute path)'
   }, {
     command: 'resetCache',