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finitomata
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The FSM implementation generated from PlantUML textual representation.
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lib/finitomata/mix.ex
defmodule Finitomata.Mix do
@moduledoc false
@spec app_name :: atom
def app_name, do: Keyword.fetch!(Mix.Project.config(), :app)
@spec load_app :: :ok
def load_app do
load_app_recursive(app_name())
load_compile_time_deps()
:ok
end
@spec app_modules(Application.app()) :: [module]
def app_modules(app),
# we're currently supporting only Elixir modules
do:
Enum.filter(
Application.spec(app, :modules) || [],
&String.starts_with?(Atom.to_string(&1), "Elixir.")
)
@spec manifest_path(String.t()) :: String.t()
def manifest_path(name),
do: Path.join(Mix.Project.manifest_path(Mix.Project.config()), "compile.#{name}")
@spec read_manifest(String.t()) :: term
def read_manifest(name) do
name |> manifest_path() |> File.read!() |> :erlang.binary_to_term()
rescue
_ -> nil
end
@spec write_manifest(String.t(), term) :: :ok
def write_manifest(name, data) do
path = manifest_path(name)
File.mkdir_p!(Path.dirname(path))
File.write!(path, :erlang.term_to_binary(data))
end
defp load_app_recursive(app_name, visited \\ nil) do
visited = with nil <- visited, do: MapSet.new()
if MapSet.member?(visited, app_name) do
visited
else
visited = MapSet.put(visited, app_name)
visited =
if Application.load(app_name) in [:ok, {:error, {:already_loaded, app_name}}] do
Application.spec(app_name, :applications)
|> Stream.concat(Application.spec(app_name, :included_applications))
|> Enum.reduce(visited, &load_app_recursive/2)
else
visited
end
visited
end
end
defp load_compile_time_deps do
Mix.Project.config()
|> Keyword.get(:deps, [])
|> Stream.filter(fn
spec ->
spec
|> Tuple.to_list()
|> Stream.filter(&is_list/1)
|> Enum.any?(&(Keyword.get(&1, :runtime) == false))
end)
|> Stream.map(fn spec -> elem(spec, 0) end)
|> Enum.each(&load_app_recursive/1)
end
end