{ pkgs, asciidoctor, groff, ... }: let
  generateManpage = name: file: (pkgs.runCommand or pkgs.runCommandNoCC) name {} ''
    ${asciidoctor}/bin/asciidoctor -b manpage -o $out ${file}
  '';
  textifyManpage = name: manpage: (pkgs.runCommand or pkgs.runCommandNoCC) name {} ''
    ${groff}/bin/groff -t -e -mandoc -Tascii ${manpage} > $out
  '';

  generateBoth = name: file: rec { man = generateManpage name file; txt = textifyManpage "${name}.txt" man; };
in {
  rust = generateBoth "zilch-cli-rust.1" ./modules/ROOT/pages/rust/man.adoc;
  go = generateBoth "zilch-cli-go.1" ./modules/ROOT/pages/go/man.adoc;
  ninja = generateBoth "zilch-cli-ninja.1" ./modules/ROOT/pages/ninja/man.adoc;
}