'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 } ;