_randyr

    class OnListItemSelected {
        OnListItemSelectedData data;

        void operator()(int selectedIndex) { ... }
    }

    if Code.ensure_loaded?(SomeModuleFromAnotherLib) do
       # Some lib is loaded, add code to integrate with it.
    end

  Recipe:
    directions: rich text
    storageInstructions: rich text
    prepTime: minutes
    cookTime: minutes
    priceEstimateperServing: money
    ingredients: RecipeIngredient[]
    // other fields (e.g. tags, id, name, slug, purchaseableAt, nutrients, etc)

  RecipeIngredient:
    recipeId: reference to recipe
    ingredientId: reference to recipe as well
    // Allows grouping ingredients (e.g. "sauce", although the sauce could be a recipe of its own instead)
    group: string | null

    "file.json"
    |> File.read!()
    |> Jason.decode!()
    |> Stream.flat_map(& &1["children"])
    |> Map.new(fn child -> {child["id"], child} end)

    with {:ok, x} <- {:ok, "Example"},
         IO.puts(x),
         len = String.length(x) do
      IO.puts(len)
    end