Method: GraphQL::Schema::Argument#coerce_into_values

Defined in:
lib/graphql/schema/argument.rb

#coerce_into_values(parent_object, values, context, argument_values) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/graphql/schema/argument.rb', line 266

def coerce_into_values(parent_object, values, context, argument_values)
  arg_name = graphql_name
  arg_key = keyword
  default_used = false

  if values.key?(arg_name)
    value = values[arg_name]
  elsif values.key?(arg_key)
    value = values[arg_key]
  elsif default_value?
    value = default_value
    default_used = true
  else
    # no value at all
    owner.validate_directive_argument(self, nil)
    return
  end

  if value.nil? && replace_null_with_default?
    value = default_value
    default_used = true
  end

  loaded_value = nil
  coerced_value = begin
    type.coerce_input(value, context)
  rescue StandardError => err
    context.schema.handle_or_reraise(context, err)
  end

  # If this isn't lazy, then the block returns eagerly and assigns the result here
  # If it _is_ lazy, then we write the lazy to the hash, then update it later
  argument_values[arg_key] = context.query.after_lazy(coerced_value) do |resolved_coerced_value|
    owner.validate_directive_argument(self, resolved_coerced_value)
    prepared_value = begin
      prepare_value(parent_object, resolved_coerced_value, context: context)
    rescue StandardError => err
      context.schema.handle_or_reraise(context, err)
    end

    if loads && !from_resolver?
      loaded_value = begin
        load_and_authorize_value(owner, prepared_value, context)
      rescue StandardError => err
        context.schema.handle_or_reraise(context, err)
      end
    end

    maybe_loaded_value = loaded_value || prepared_value
    context.query.after_lazy(maybe_loaded_value) do |resolved_loaded_value|
      # TODO code smell to access such a deeply-nested constant in a distant module
      argument_values[arg_key] = GraphQL::Execution::Interpreter::ArgumentValue.new(
        value: resolved_loaded_value,
        original_value: resolved_coerced_value,
        definition: self,
        default_used: default_used,
      )
    end
  end
end