NewHaberdasherJSONClient creates a JSON client that implements the Haberdasher interface.

NewHaberdasherProtobufClient creates a Protobuf client that implements the Haberdasher interface.

WriteError writes an HTTP response with a valid Twirp error format.

HaberdasherPathPrefix is used for all URL paths on a twirp Haberdasher server.

A Haberdasher makes hats for clients.

HTTPClient is the interface used by generated clients to send HTTP requests.

TwirpServer is the interface generated server structs will support: they're HTTP handlers with additional methods for accessing metadata about the service.