multipart function
Middleware to parse multipart request body.
Implementation
Callback multipart() {
return (Req req, Res res) async {
if (req.isMultipart) {
final result = await parseMultipart(req);
if (result is List && result.length == 2) {
req.body = result[0];
req.files = result[1];
}
}
};
}