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