Fix the eslint config when using the CLI (#82)

Author: iamlacroix

packages/react-scripts/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@trunkclub/build",
-  "version": "6.1.0",
+  "version": "6.1.1",
   "upstream-version": "0.8.4",
   "description": "Configuration and scripts for Create React App. Fork maintained by Trunk Club",
   "repository": "trunkclub/create-react-app",

packages/react-scripts/scripts/lint.js

@@ -7,6 +7,12 @@ var config = require('@trunkclub/eslint-config');
 config.fix = true;
 config.extensions = ['.js', '.jsx', '.es6'];
 
+// CLIEngine env config differs from .eslintrc
+// http://eslint.org/docs/developer-guide/nodejs-api#cliengine
+config.envs = Object
+  .keys(config.env)
+  .filter(envKey => config.env[envKey])
+
 var eslint = new CLIEngine(config);
 
 var report = eslint.executeOnFiles([paths.appSrc]);