ExecutionPlane.Family.HTTPGateway behaviour (execution_plane v0.2.0)

HTTP unary/incremental lifecycle with explicit demand and cancellation.

Summary

@callback cancel(
  ExecutionPlane.ExecutionRef.t(),
  keyword()
) :: :ok | {:error, term()}

@callback demand(ExecutionPlane.ExecutionRef.t(), pos_integer(), keyword()) ::
  :ok | {:error, term()}

@callback status(
  ExecutionPlane.ExecutionRef.t(),
  keyword()
) :: {:ok, ExecutionPlane.Runtime.Status.t()} | {:error, term()}

@callback stream(ExecutionPlane.Family.HTTPRequest.t(), pid(), keyword()) ::
  {:ok, ExecutionPlane.ActiveExecution.t()} | {:error, term()}

@callback unary(
  ExecutionPlane.Family.HTTPRequest.t(),
  keyword()
) :: {:ok, ExecutionPlane.ExecutionResult.t()} | {:error, term()}