Comply to the new rules.

1 files changed, 9 insertions, 7 deletions

diff --git a/build/rollup.config.js b/build/rollup.config.js
index e2819f8c04..d02acb5366 100644
--- a/build/rollup.config.js
+++ b/build/rollup.config.js
@@ -1,18 +1,20 @@
 'use strict'
 
-const path    = require('path')
-const babel   = require('rollup-plugin-babel')
+const path = require('path')
+const babel = require('rollup-plugin-babel')
 const resolve = require('rollup-plugin-node-resolve')
-const banner  = require('./banner.js')
+const banner = require('./banner.js')
 
-const BUNDLE  = process.env.BUNDLE === 'true'
+const BUNDLE = process.env.BUNDLE === 'true'
 
-let fileDest  = 'bootstrap.js'
+let fileDest = 'bootstrap.js'
 const external = ['popper.js']
 const plugins = [
   babel({
-    exclude: 'node_modules/**', // Only transpile our source code
-    externalHelpersWhitelist: [ // Include only required helpers
+    // Only transpile our source code
+    exclude: 'node_modules/**',
+    // Include only required helpers
+    externalHelpersWhitelist: [
       'defineProperties',
       'createClass',
       'inheritsLoose',