'use strict';

const browsers = [
  'last 1 Chrome versions',
  'last 1 Firefox versions',
  'last 1 Safari versions'
];

const isCI = !!process.env.CI;
const isProduction = process.env.EMBER_ENV === 'production';

if (isCI || isProduction) {
  browsers.push('ie 11');
}

module.exports = {
  browsers
};

@@ -132,10 +132,16 @@
 I = 
-!!
+Boolean(
 proc
@@ -150,16 +150,17 @@
 s.env.CI
+)
 ;%0Aconst 

use Boolean constructor to cast CI variable