Servant.Foreign.Internal
data FunctionName
data PathSegment
data Arg f
data SegmentType f
data Segment f
type Path f
data ArgType
data QueryArg f
data HeaderArg f
data Url f
data Req f
class NotFound
type family Elem a ls :: Constraint
class HasForeignType lang ftype a
data NoTypes
class HasForeign lang ftype layout
class GenerateList ftype reqs