Add babel subgenerator

generators/app/index.js

@@ -35,40 +35,12 @@ module.exports = class extends Generator {
 		});
 	}
 
-	writing() {
-		this.fs.copyTpl(
-			this.templatePath('**'),
-			this.destinationPath(),
-			{
-				appName: this.props.appName,
-				githubUsername: this.props.githubUsername,
-				name: this.user.git.name(),
-				email: this.user.git.email()
-			}
-		);
-		this.fs.move(
-			this.destinationPath('_package.json'),
-			this.destinationPath('package.json')
-		);
-		this.fs.move(
-			this.destinationPath('_babelrc'),
-			this.destinationPath('.babelrc')
-		);
-		this.fs.move(
-			this.destinationPath('_gitignore'),
-			this.destinationPath('.gitignore')
-		);
-		this.fs.move(
-			this.destinationPath('_eslintrc.json'),
-			this.destinationPath('.eslintrc.json')
-		);
-		this.fs.move(
-			this.destinationPath('_clasp.json'),
-			this.destinationPath('.clasp.json')
-		);
-	}
-
-	install() {
-		this.installDependencies({bower: false});
+	configuring() {
+		this.composeWith(require.resolve('../babel'), {
+			appName: this.props.appName,
+			githubUsername: this.props.githubUsername,
+			name: this.user.git.name(),
+			email: this.user.git.email()
+		});
 	}
 };

generators/babel/index.js

@@ -0,0 +1,46 @@
+'use strict';
+const Generator = require('yeoman-generator');
+
+module.exports = class extends Generator {
+
+	constructor(args, opts) {
+        super(args, opts);
+	}
+
+	writing() {
+		this.fs.copyTpl(
+			this.templatePath('**'),
+			this.destinationPath(),
+			{
+				appName: this.options.appName,
+				githubUsername: this.options.githubUsername,
+				name: this.options.name,
+				email: this.options.email
+			}
+		);
+		this.fs.move(
+			this.destinationPath('_package.json'),
+			this.destinationPath('package.json')
+		);
+		this.fs.move(
+			this.destinationPath('_babelrc'),
+			this.destinationPath('.babelrc')
+		);
+		this.fs.move(
+			this.destinationPath('_gitignore'),
+			this.destinationPath('.gitignore')
+		);
+		this.fs.move(
+			this.destinationPath('_eslintrc.json'),
+			this.destinationPath('.eslintrc.json')
+		);
+		this.fs.move(
+			this.destinationPath('_clasp.json'),
+			this.destinationPath('.clasp.json')
+		);
+	}
+
+	install() {
+		this.installDependencies({bower: false});
+	}
+};