mobilizon/lib/graphql/middleware/error_handler.ex

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Elixir
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defmodule Mobilizon.GraphQL.Middleware.ErrorHandler do
@moduledoc """
Absinthe Error Handler
"""
alias Mobilizon.GraphQL.Error
@behaviour Absinthe.Middleware
@impl Absinthe.Middleware
def call(resolution, _config) do
errors =
resolution.errors
|> Enum.map(&Error.normalize/1)
|> List.flatten()
|> Enum.map(&to_absinthe_format/1)
%{resolution | errors: errors}
end
defp to_absinthe_format(%Error{} = error), do: Map.from_struct(error)
defp to_absinthe_format(error), do: error
end