ex

var (
	BadRequest       = New(http.StatusBadRequest, "bad request")
	Unauthorized     = New(http.StatusUnauthorized, "unauthorized")
	Forbidden        = New(http.StatusForbidden, "forbidden")
	NotFound         = New(http.StatusNotFound, "not found")
	MethodNotAllowed = New(http.StatusMethodNotAllowed, "method not allowed")
	Conflict         = New(http.StatusConflict, "conflict")
	Internal         = New(http.StatusInternalServerError, "internal server error")
)