From 332b5d66fc65866dcf03a21f6c0691fa5a508a58 Mon Sep 17 00:00:00 2001
From: Kevin Grandon <kevingrandon@yahoo.com>
Date: Tue, 12 Dec 2017 17:02:50 -0800
Subject: [PATCH] Use shared babel-preset file for transform

---
 build/babel-preset.js     | 3 ++-
 build/jest-transformer.js | 9 +++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/build/babel-preset.js b/build/babel-preset.js
index 5afc5f88..d7d90b46 100644
--- a/build/babel-preset.js
+++ b/build/babel-preset.js
@@ -13,13 +13,14 @@ module.exports = function buildPreset(
   opts /*: PresetOpts */
 ) {
   const target = opts.targets.hasOwnProperty('node') ? 'node' : 'browser';
+  const modules = opts.modules === undefined ? false : opts.modules;
   return {
     presets: [
       [
         require('babel-preset-env'),
         {
           targets: opts.targets,
-          modules: false,
+          modules: modules,
           exclude: ['transform-regenerator', 'transform-async-to-generator'],
         },
       ],
diff --git a/build/jest-transformer.js b/build/jest-transformer.js
index 5d4c721f..2e411538 100644
--- a/build/jest-transformer.js
+++ b/build/jest-transformer.js
@@ -1,9 +1,14 @@
 /* eslint-env node */
 
-const transformer = require('babel-jest').createTransformer({
-  presets: ['babel-preset-flow', 'babel-preset-react'].map(require.resolve),
+const babelConfig = require('./babel-preset.js')(null, {
+  targets: {
+    node: 'current',
+  },
+  modules: 'commonjs',
 });
 
+const transformer = require('babel-jest').createTransformer(babelConfig);
+
 const originalProcessFn = transformer.process;
 
 transformer.process = function(src, filename, config, transformOptions) {