gitlab-org--gitlab-foss/lib/gitlab/graphql/deprecations_base.rb

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