WebStorm报错:Generators are not supported by current JavaScript version

WebStorm 2017.1.3
构建, 建立在 May 16, 2017
Licensed: xxx
Subscription is active until October 14, 2018
JRE: 1.8.0_112-release-736-b21 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Windows 10 10.0

TIM20180301022709