ios上打包出现js文件编码错误

cocos compile -p ios -m release
出现这个错误。
js文件全部是通过xcode创建的。。。

\Input file: /Volumes/part1/gotodate/src/._GameDate.js
Compiling …
Error! malformed UTF-8 character sequence at offset 37
Compiled /Volumes/part1/gotodate/src/._GameDate.js fails!

求解!

自顶:2::2::2:

自顶 :2::2::2::2: