ash_postgres/lib/transformers/verify_repo.ex

22 lines
605 B
Elixir

defmodule AshPostgres.Transformers.VerifyRepo do
@moduledoc "Verifies that the repo is configured correctly"
use Spark.Dsl.Transformer
alias Spark.Dsl.Transformer
def after_compile?, do: true
def transform(dsl) do
repo = Transformer.get_option(dsl, [:postgres], :repo)
cond do
match?({:error, _}, Code.ensure_compiled(repo)) ->
{:error, "Could not find repo module #{repo}"}
repo.__adapter__() != Ecto.Adapters.Postgres ->
{:error, "Expected a repo using the postgres adapter `Ecto.Adapters.Postgres`"}
true ->
{:ok, dsl}
end
end
end