build: don't strip 'use strict'

diff --git a/Gruntfile.js b/Gruntfile.js
index 4f15a55..ca08c79 100644 (file)
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -12,6 +12,7 @@ module.exports = function(grunt) {
         requirejs: {
           compile: {
             options: {
+              useStrict: true,
               baseUrl: 'src/editor',
               mainConfigFile: 'src/editor/entrypoint.js',
               out: build_output_dir + '/rng.js',