49 lines
1.4 KiB
Ruby
49 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Graphql
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# include DeprecationsBase at the end of the target module
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module DeprecationsBase
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NameDeprecation = Struct.new(:old_name, :new_name, :milestone, keyword_init: true)
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def self.included(klass)
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klass.extend(ClassMethods)
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klass.const_set('OLD_GRAPHQL_NAME_MAP', klass::DEPRECATIONS.index_by do |d|
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klass.map_graphql_name(d.old_name)
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end.freeze)
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klass.const_set('OLD_NAME_MAP', klass::DEPRECATIONS.index_by(&:old_name).freeze)
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klass.const_set('NEW_NAME_MAP', klass::DEPRECATIONS.index_by(&:new_name).freeze)
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end
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module ClassMethods
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def deprecated?(old_name)
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self::OLD_NAME_MAP.key?(old_name)
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end
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def deprecation_for(old_name)
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self::OLD_NAME_MAP[old_name]
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end
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def deprecation_by(new_name)
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self::NEW_NAME_MAP[new_name]
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end
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# Returns the new `graphql_name` (Type#graphql_name) of a deprecated GID,
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# or the `graphql_name` argument given if no deprecation applies.
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def apply_to_graphql_name(graphql_name)
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return graphql_name unless deprecation = self::OLD_GRAPHQL_NAME_MAP[graphql_name]
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self.map_graphql_name(deprecation.new_name)
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end
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private
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def map_graphql_name(name)
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raise NotImplementedError, "Implement `#{__method__}` in #{self.name}"
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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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