The diagram
Every HTTP response is a decision.
Send a request from the rail, or call this page's live URL with curl, and watch the flowchart decide the status one question at a time.
WebMacha sandbox
BREW is not a method this server has ever heard of. B12 checks the method against the known list before anything else about the resource, and answers 501 Not Implemented.
Decision flow
Decision path
Send a request to see its path through the machine.
Request log
No requests yet. Simulated and live requests appear here; select one to replay it.