def METHOD_NAME(self):
    if self.options.with_dart:
        # FIXME: Add 'dart' requirement
        raise ConanInvalidConfiguration("DART library is not available in ConanCenter (yet)")
    if self.options.with_ovr:
        # FIXME: Add 'ovr' requirement
        raise ConanInvalidConfiguration("OVR library is not available in ConanCenter (yet)")