This is slightly wrong: Object rest and spread is not part of ES2015, it's actually a stage 2 proposal. [0] Here's the list [1] of current proposals. [0] http

This is slightly wrong: Object rest and spread is not part of ES2015, it's actually a stage 2 proposal. [0] Here's the list [1] of current proposals. [0] https://github.com/sebmarkbage/ecmascript-rest-spread https://github.com/sebmarkbage/ecmascript-rest-spread [1] https://github.com/tc39/ecma262#current-proposals https://github.com/tc39/ecma262#current-proposals