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snakebridge

0.10.0
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Compile-time generator for type-safe Elixir bindings to Python libraries

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snakebridge lib mix tasks compile snakebridge.ex
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lib/mix/tasks/compile/snakebridge.ex 

defmodule Mix.Tasks.Compile.Snakebridge do

  @moduledoc """

  Mix compiler that runs the SnakeBridge pre-pass (scan → introspect → generate).

  """



  use Mix.Task.Compiler



  alias SnakeBridge.Compiler.Pipeline

  alias SnakeBridge.Config



  @impl Mix.Task.Compiler

  def run(_args) do

    Mix.Task.run("loadconfig")



    if Mix.env() in [:dev, :test] do

      SnakeBridge.CompileShell.install()

    end



    if skip_generation?() do

      {:ok, []}

    else

      Mix.shell().info("SnakeBridge: preparing Python bindings (this can take a minute)...")



      config = Config.load()

      Pipeline.run(config)

    end

  end



  @impl Mix.Task.Compiler

  def manifests do

    Mix.Task.run("loadconfig")

    config = Config.load()



    [

      Path.join(config.metadata_dir, "manifest.json"),

      "snakebridge.lock"

    ]

  end



  @doc false

  defdelegate verify_generated_files_exist!(config), to: Pipeline



  @doc false

  defdelegate verify_symbols_present!(config, manifest), to: Pipeline



  defp skip_generation? do

    case System.get_env("SNAKEBRIDGE_SKIP") do

      nil -> false

      value -> value in ["1", "true", "TRUE", "yes", "YES"]

    end

  end

end