版权声明：17602128911 https://blog.csdn.net/bus_lupe/article/details/85270590
018.3版本
File–Settings在弹窗中选择Tools–File Watchers
点击右上角的加号，选择<custom>
FileType选择TypeScript
Scopr选择All Places
Program填写C:\Users\Administrator\AppData\Roaming\npm\tsc.cmd,Administrator是我的计算机用户名
Arguments填写--target “ES5”
Out put files to refresh填写$FileNameWithoutExtension$.js:$FileNameWithoutExtension$.js.map
Working directory填写$FileDir$
勾选Enabled
