blockscout/apps/indexer/mix.exs

defmodule Indexer.MixProject do
  use Mix.Project

  def project do
    [
      aliases: aliases(),
      app: :indexer,
      version: "0.1.0",
      build_path: "../../_build",
      config_path: "../../config/config.exs",
      deps_path: "../../deps",
      lockfile: "../../mix.lock",
      elixir: "~> 1.6",
      elixirc_paths: elixirc_paths(Mix.env()),
      start_permanent: Mix.env() == :prod,
      deps: deps()
    ]
  end

  # Run "mix help compile.app" to learn about applications.
  def application do
    [
      extra_applications: [:logger],
      mod: {Indexer.Application, []}
    ]
  end

  defp aliases do
    [
      # so that the supervision tree does not start, which would begin indexing, and so that the various fetchers can
      # be started with `ExUnit`'s `start_supervised` for unit testing.
      test: "test --no-start"
    ]
  end

  # Run "mix help deps" to learn about dependencies.
  defp deps do
    [
      # JSONRPC access to Parity for `Explorer.Indexer`
      {:ethereum_jsonrpc, in_umbrella: true},
      # Importing to database
      {:explorer, in_umbrella: true},
      # Mocking `EthereumJSONRPC.Transport`, so we avoid hitting real chains for local testing
      {:mox, "~> 0.3.2", only: [:test]}
    ]
  end

  # Specifies which paths to compile per environment.
  defp elixirc_paths(:test), do: ["test/support" | elixirc_paths(:dev)]
  defp elixirc_paths(_), do: ["lib"]
end