Module `Js_of_ocaml_toplevel__JsooTopPpx`

One can add a ppx rewriter to a toplevel by registering it

let init () =
  Compiler_libs.Ast_mapper.register "js_of_ocaml" (fun _ -> Ppx_js.mapper)

val preprocess_structure : Parsetree.structure -> Parsetree.structure
val preprocess_signature : Parsetree.signature -> Parsetree.signature
val preprocess_phrase : Parsetree.toplevel_phrase -> Parsetree.toplevel_phrase