Merge pull request #84 from RallyApps/uglify

Replace uglify-js-harmony with uglify-es to support using fancy new language features in apps

.travis.yml

@@ -4,4 +4,4 @@ language: node_js
 node_js:
   - 8.9.4
 notifications:
-  flowdock: 1be3193c10d5c1a9248601124cb2847b
+  flowdock: 1be3193c10d5c1a9248601124cb2847b

index.js

@@ -1,3 +1 @@
-require( "coffee-script" );
-
 module.exports = require( "./lib/index.js" );

lib/build/get-script.js

@@ -3,7 +3,7 @@ let fs = require('fs');
 let path = require('path');
 let async = require('async');
 let coffeeScript = require('coffee-script');
-let uglify = require('uglify-js-harmony');
+let uglify = require('uglify-es');
 let {JSHINT} = require('jshint');
 let less = require('less');
 let css = require('./css');
@@ -97,12 +97,7 @@ module.exports = {
   },
 
   compressJavaScript(code){
-    let ast = uglify.parse(code);
-    ast.figure_out_scope();
-    let compressor = uglify.Compressor({
-      unused: false});
-    ast = ast.transform(compressor);
-    return ast.print_to_string();
+    return uglify.minify(code).code;
   },
 
   readFile: (file, callback)=> {