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ash_state_machine

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The extension for building state machines with Ash resources.

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ash_state_machine lib transformers ensure_state_selected.ex
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lib/transformers/ensure_state_selected.ex 

# SPDX-FileCopyrightText: 2023 ash_state_machine contributors <https://github.com/ash-project/ash_state_machine/graphs/contributors>

#

# SPDX-License-Identifier: MIT



defmodule AshStateMachine.Transformers.EnsureStateSelected do

  # Ensures that `state` is always selected on queries.

  @moduledoc false

  use Spark.Dsl.Transformer



  def transform(dsl_state) do

    Ash.Resource.Builder.add_preparation(

      dsl_state,

      {Ash.Resource.Preparation.Build,

       ensure_selected: [

         AshStateMachine.Info.state_machine_state_attribute(dsl_state)

       ]}

    )

  end

end