18 lines
749 B
OCaml
18 lines
749 B
OCaml
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open Logarion
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let topics r authors_opt =
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let predicates = Archive.(predicate authored authors_opt) in
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let predicate text = List.fold_left (fun a e -> a && e text) true predicates in
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let topic_union a (e, _) = String_set.union a (Text.set "topics" e) in
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let s = File_store.fold ~r ~predicate topic_union String_set.empty in
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print_endline @@ String_set.to_string s
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open Cmdliner
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let term =
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let recurse = Arg.(value & flag & info ["R"]
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~doc:"include texts in subdirectories") in
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let authed = Arg.(value & opt (some string) None & info ["authored"]
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~docv:"comma-separated authors" ~doc:"topics by authors") in
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Term.(const topics $ recurse $ authed),
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Term.info "topics" ~doc:"list topics" ~man:[ `S "DESCRIPTION";
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`P "List of topics" ]
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