debian-mirror-gitlab/lib/gitlab/graphql/copy_field_description.rb
2019-09-30 21:07:59 +05:30

21 lines
696 B
Ruby

# frozen_string_literal: true
module Gitlab
module Graphql
module CopyFieldDescription
extend ActiveSupport::Concern
class_methods do
# Returns the `description` for property of field `field_name` on type.
# This can be used to ensure, for example, that mutation argument descriptions
# are always identical to the corresponding query field descriptions.
#
# E.g.:
# argument :name, GraphQL::STRING_TYPE, description: copy_field_description(Types::UserType, :name)
def copy_field_description(type, field_name)
type.fields[field_name.to_s.camelize(:lower)].description
end
end
end
end
end