33 lines
1.1 KiB
Perl
33 lines
1.1 KiB
Perl
Load a module that requires ppx
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$ cat >dune-project <<EOF
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> (lang dune 3.3)
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> EOF
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$ cat >dune <<EOF
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> (library
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> (name driver_print_args)
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> (kind ppx_rewriter)
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> (modules ())
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> (ppx.driver (main "\| (fun () ->
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> "\| let out = Sys.argv.(4) in
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> "\| let out = open_out out in
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> "\| let rec loop () =
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> "\| match input_line stdin with
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> "\| | s -> output_string out (s ^ "\n"); loop ()
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> "\| | exception End_of_file -> close_out out
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> "\| in loop ())
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> )))
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> (library
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> (name foo)
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> (preprocess (pps driver_print_args)))
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> EOF
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$ cat >foo.ml <<EOF
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> let () = ()
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> EOF
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$ dune ocaml top-module foo.ml
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#directory "$TESTCASE_ROOT/_build/default/.topmod/foo.ml";;
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#load "$TESTCASE_ROOT/_build/default/.topmod/foo.ml/foo.cmo";;
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#ppx "$TESTCASE_ROOT/_build/default/.ppx/70f69f007f7d5814898c75dac997e15a/ppx.exe --as-ppx --cookie 'library-name=\"foo\"'";;
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$ basename $(ls _build/default/.ppx/*/*.exe)
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ppx.exe
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