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lightning_css

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A wrapper for the Lightning CSS tool.

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lightning_css lib mix tasks lightning_css.ex
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lib/mix/tasks/lightning_css.ex 

defmodule Mix.Tasks.LightningCss do

  @shortdoc "Invokes lightning_css with the profile and args"

  @compile {:no_warn_undefined, Mix}



  @moduledoc """

  Runs lightning_css with the given profile and args.



  ```bash

  $ mix lightning_css --runtime-profile dev

  ```



  The task will install lightning_css if it hasn't been installed previously

  via the `mix lightning_css.install` task.



  ## Options



      * `--profile` - the profile to use.



  """



  use Mix.Task



  @impl true

  def run(args) do

    switches = [profile: :boolean]

    {opts, remaining_args} = OptionParser.parse_head!(args, switches: switches)



    if function_exported?(Mix, :ensure_application!, 1) do

      Mix.ensure_application!(:inets)

      Mix.ensure_application!(:ssl)

    end



    if opts[:profile] do

      Mix.Task.run("app.config")

    else

      Application.ensure_all_started(:lightning_css)

    end



    Mix.Task.reenable("lightning_css")

    install_and_run(remaining_args)

  end



  defp install_and_run([profile | args] = all) do

    case LightningCSS.install_and_run(String.to_atom(profile), args) do

      0 -> :ok

      status -> Mix.raise("`mix lightning_css #{Enum.join(all, " ")}` exited with #{status}")

    end

  end



  defp install_and_run([]) do

    Mix.raise("`mix lightning_css` expects the profile as argument")

  end

end