{ haumea, lib }:

let
  inherit (builtins)
    elemAt
    ;

  inherit (lib)
    importJSON
    ;

  inherit (haumea) matchers;

  # just loads json, after all
  fakeLoadYaml = matches: _: path:
    let
      basename = elemAt matches 0;
      ext = elemAt matches 1;
    in
    {
      "${basename}.${ext}" = importJSON path;
    };
in

haumea.load {
  src = ./__fixture;
  loader = [
    (matchers.regex ''^(.+)\.(yaml|yml)$'' fakeLoadYaml)
    (matchers.nix haumea.loaders.default)
    matchers.json
    matchers.toml
    (matchers.always haumea.loaders.path)
  ];
}