module PG::BasicTypeRegistry::Checker

def build_coder_maps(conn_or_maps, registry: nil)
r_maps.is_a?(PG::BasicTypeRegistry::CoderMapsBundle)
gumentError, "registry argument must be given to CoderMapsBundle" if registry
maps
cTypeRegistry::CoderMapsBundle.new(conn_or_maps, registry: registry).freeze

def check_format_and_direction(format, direction)
umentError, "Invalid format value %p" % format) unless ValidFormats[format]
umentError, "Invalid direction %p" % direction) unless ValidDirections[direction]