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Liquid Template engine

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solid lib solid object.ex
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lib/solid/object.ex 

defmodule Solid.Object do

  @moduledoc """

  Liquid objects are arguments with filter(s) applied to them

  """

  alias Solid.{Argument, Filter}



  def render([], _context), do: []

  def render(object, context) when is_list(object) do

    argument = object[:argument]

    value    = Argument.get(argument, context)



    filters = object[:filters]

    value   = value |> apply_filters(filters, context)



    to_string(value)

  end



  defp apply_filters(input, nil, _), do: input

  defp apply_filters(input, [], _), do: input

  defp apply_filters(input, [{filter, args} | filters], context) do

    values = for arg <- args, do: Argument.get(arg, context)

    Filter.apply(filter, [input | values]) |> apply_filters(filters, context)

  end

end