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liquex

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Liquid template parser for Elixir. 100% compatibility with the Liquid gem for Ruby.

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liquex lib liquex render variable.ex
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lib/liquex/render/variable.ex 

defmodule Liquex.Render.Variable do

  @moduledoc false



  alias Liquex.Argument

  alias Liquex.Context



  @spec render(any, Context.t()) :: {iolist(), Context.t()}

  def render([assign: [left: left, right: right]], %Context{} = context) when is_binary(left) do

    right = Argument.eval(right, context)



    context = Context.assign(context, left, right)



    {[], context}

  end



  def render(

        [capture: [identifier: identifier, contents: contents]],

        %Context{} = context

      ) do

    {rendered_contents, context} = Liquex.render(contents, context)

    {[], Context.assign(context, identifier, rendered_contents)}

  end



  def render(

        [increment: [identifier: identifier, by: increment]],

        %Context{variables: variables} = context

      ) do

    value = Map.get(variables, identifier, 0) + increment

    {[], Context.assign(context, identifier, value)}

  end

end