Statement.DeclareClasstype ('M, 'T) t = {id : ('M, 'T) Identifier.t;tparams : ('M, 'T) Type.TypeParams.t option;body : 'M * ('M, 'T) Type.Object.t;extends : ('M * ('M, 'T) Type.Generic.t) option;mixins : ('M * ('M, 'T) Type.Generic.t) list;implements : ('M, 'T) Class.Implements.t option;comments : ('M, unit) Syntax.t option;}