这使用SwiftyDropbox库共享一个文件夹，处理所有错误情况：
Dropbox.authorizedClient!.sharing.shareFolder(path: "/folder_path").response { response, error in
if let result = response {
print("response: \(result)")
} else if let callError = error {
switch callError as CallError {
case .BadInputError(let message, let requestId):
print("BadInputError[\(requestId)]: \(message)")
case .HTTPError(let code, let message, let requestId):
print("HTTPError[\(requestId)]: \(code): \(message)")
case .InternalServerError(let code, let message, let requestId):
print("InternalServerError[\(requestId)]: \(code): \(message)")
case .OSError(let err):
print("OSError: \(err)")
case .RateLimitError:
print("RateLimitError")
case .RouteError(let boxed, let requestId):
print("RouteError[\(requestId)]:")
switchboxed.unboxedasSharing.ShareFolderError{
case .BadPath(let sharePathError):
print("BadPath: \(sharePathError)")
switch sharePathError asSharing.SharePathError{
case .AlreadyShared:
print("AlreadyShared")
case .ContainsSharedFolder:
print("ContainsSharedFolder")
case .InsideAppFolder:
print("InsideAppFolder")
case .InsideSharedFolder:
print("InsideSharedFolder")
case .InvalidPath:
print("InvalidPath")
case .IsAppFolder:
print("IsAppFolder")
case .IsFile:
print("IsFile")
case .Other:
print("Other")
}
case .EmailUnverified:
print("EmailUnverified")
case .TeamPolicyDisallowsMemberPolicy:
print("TeamPolicyDisallowsMemberPolicy")
case .Other:
print("Other")
}
}
}
}