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Tools for code architecture analysis and linting

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clean_mixer lib clean_mixer arch_graph.ex
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lib/clean_mixer/arch_graph.ex 

defmodule CleanMixer.ArchGraph do

  alias CleanMixer.ArchMap

  alias CleanMixer.ArchMap.Component



  @type t :: :digraph.graph()

  @type cycle :: list(Component.t())



  @spec build_from(ArchMap.t()) :: t

  def build_from(arch_map) do

    graph = :digraph.new()



    Enum.each(arch_map.components, &:digraph.add_vertex(graph, &1))

    Enum.each(arch_map.dependencies, &:digraph.add_edge(graph, &1.source, &1.target))



    graph

  end



  @spec cycles(t) :: list(cycle)

  def cycles(graph) do

    graph

    |> :digraph.vertices()

    |> Enum.map(&:digraph.get_cycle(graph, &1))

    |> Enum.reject(&is_boolean/1)

  end

end