Validate a policy and keep only its restrictions, so an unrestricted study
saves nothing and two policies that mean the same compare equal. A flag
that is not a boolean throws; a key this build does not know is dropped,
the way the drawing migration keeps only its own flags.
Validate a policy and keep only its restrictions, so an unrestricted study saves nothing and two policies that mean the same compare equal. A flag that is not a boolean throws; a key this build does not know is dropped, the way the drawing migration keeps only its own flags.