Update code style.

gulp/tasks/scripts.js

@@ -1,5 +1,5 @@
-const rollup = require('rollup').rollup;
+const { rollup } = require('rollup');
-const configs = require('../config').configs;
+const { configs } = require('../config');
 
 module.exports = function scripts() {
   const bundles = configs.map(config => rollup(config).then((bundle) => {

gulp/tasks/test.js

@@ -6,17 +6,17 @@ module.exports = function test() {
   return gulp.src('test/runner.html', {
     read: false,
   })
-  .pipe(mochaPhantomJS({
+    .pipe(mochaPhantomJS({
-    phantomjs: {
+      phantomjs: {
-      useColors: true,
+        useColors: true,
-    },
+      },
-  }))
+    }))
 
-  // https://github.com/gulpjs/gulp/issues/259#issuecomment-61976830
+    // https://github.com/gulpjs/gulp/issues/259#issuecomment-61976830
-  .on('error', function onerror(err) {
+    .on('error', function onerror(err) {
-    if (config.watch) {
+      if (config.watch) {
-      console.error(err.message);
+        console.error(err.message);
-      this.emit('end');
+        this.emit('end');
-    }
+      }
-  });
+    });
 };