35 lines
889 B
OCaml
35 lines
889 B
OCaml
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open Import
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type t =
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| Sexp
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| Csexp
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let all = [ "sexp", Sexp; "csexp", Csexp ]
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let arg =
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let doc = Printf.sprintf "$(docv) must be %s" (Arg.doc_alts_enum all) in
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Arg.(value & opt (enum all) Sexp & info [ "format" ] ~docv:"FORMAT" ~doc)
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;;
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let print_as_sexp dyn =
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let rec dune_lang_of_sexp : Sexp.t -> Dune_lang.t = function
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| Atom s -> Dune_lang.atom_or_quoted_string s
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| List l -> List (List.map l ~f:dune_lang_of_sexp)
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in
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let cst =
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dyn
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|> Sexp.of_dyn
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|> dune_lang_of_sexp
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|> Dune_lang.Ast.add_loc ~loc:Loc.none
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|> Dune_lang.Cst.concrete
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in
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let version = Dune_lang.Syntax.greatest_supported_version_exn Stanza.syntax in
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Pp.to_fmt Stdlib.Format.std_formatter (Dune_lang.Format.pp_top_sexps ~version [ cst ])
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;;
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let print_dyn t dyn =
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match t with
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| Csexp -> Csexp.to_channel stdout (Sexp.of_dyn dyn)
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| Sexp -> print_as_sexp dyn
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;;
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