Lang.Moduletype expansion = | AlreadyASig| Signature of Signature.t| Functor of FunctorParameter.t list * Signature.ttype t = {id : Paths.Identifier.Module.t;doc : Comment.docs;type_ : decl;canonical : (Paths.Path.Module.t * Paths.Reference.Module.t) option;display_type : decl option;expansion : expansion option;}module Equation : sig ... end