#17异常处理：Use of deprecated folder mapping "./" in the "exports" field

# 具体原因可以查看：https://github.com/microsoft/tslib/issues/134

(node:85486) [DEP0148] DeprecationWarning: Use of deprecated folder mapping "./" in the
 "exports" field module resolution of the package at
/Users/lencx/github/dev/node_modules/tslib/package.json.
Update this package.json to use a subpath pattern like "./*".
(Use `node --trace-deprecation ...` to show where the warning was created)