Js_of_ocaml_compiler.Js_traverseclass type mapper = object ... endclass type iterator = object ... endtype block = | Catch of Javascript.formal_parameter| Params of Javascript.formal_parameter_list| Normalclass type freevar = object ... endval declared_names : Javascript.program -> Stdlib.StringSet.tclass fast_freevar : (string -> unit) -> iteratorclass rename_variable : esm:bool -> object ... endclass compact_vardecl : object ... end