zf

zenflows testing
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selected_current_operation.ex (1586B)

      1 defmodule Absinthe.Phase.Document.Validation.SelectedCurrentOperation do
      2   @moduledoc false
      3 
      4   # Validates an operation name was provided when needed.
      5 
      6   alias Absinthe.{Blueprint, Phase}
      7 
      8   use Absinthe.Phase
      9   use Absinthe.Phase.Validation
     10 
     11   @doc """
     12   Run the validation.
     13   """
     14   @spec run(Blueprint.t(), Keyword.t()) :: Phase.result_t()
     15   def run(input, options \\ []) do
     16     result =
     17       case {Blueprint.current_operation(input), length(input.operations)} do
     18         {nil, count} when count >= 1 ->
     19           operation_name = Keyword.get(options, :operation_name)
     20 
     21           input
     22           |> flag_invalid(:no_current_operation)
     23           |> put_error(error(operation_name, count))
     24 
     25         _ ->
     26           input
     27       end
     28 
     29     {:ok, result}
     30   end
     31 
     32   # Generate the error
     33   @spec error(String.t(), integer()) :: Phase.Error.t()
     34   defp error(operation_name, operation_count) do
     35     %Phase.Error{
     36       phase: __MODULE__,
     37       message: error_message(operation_name, operation_count)
     38     }
     39   end
     40 
     41   def error_message(nil, _) do
     42     """
     43     Must provide a valid operation name if query contains multiple operations.
     44 
     45     No operation name was given.
     46     """
     47   end
     48 
     49   def error_message(operation_name, 1) do
     50     """
     51     The provided operation name did not match the operation in the query.
     52 
     53     The provided operation name was: #{inspect(operation_name)}
     54     """
     55   end
     56 
     57   def error_message(operation_name, _) do
     58     """
     59     Must provide a valid operation name if query contains multiple operations.
     60 
     61     The provided operation name was: #{inspect(operation_name)}
     62     """
     63   end
     64 end