f93f8f569d
Enables frozen string for the following: * lib/gitlab/patch/**/*.rb * lib/gitlab/popen/**/*.rb * lib/gitlab/profiler/**/*.rb * lib/gitlab/project_authorizations/**/*.rb * lib/gitlab/prometheus/**/*.rb * lib/gitlab/query_limiting/**/*.rb * lib/gitlab/quick_actions/**/*.rb * lib/gitlab/redis/**/*.rb * lib/gitlab/request_profiler/**/*.rb * lib/gitlab/search/**/*.rb * lib/gitlab/sherlock/**/*.rb * lib/gitlab/sidekiq_middleware/**/*.rb * lib/gitlab/slash_commands/**/*.rb * lib/gitlab/sql/**/*.rb * lib/gitlab/template/**/*.rb * lib/gitlab/testing/**/*.rb * lib/gitlab/utils/**/*.rb * lib/gitlab/webpack/**/*.rb Partially addresses gitlab-org/gitlab-ce#47424.
43 lines
1 KiB
Ruby
43 lines
1 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Utils
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module StrongMemoize
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# Instead of writing patterns like this:
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#
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# def trigger_from_token
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# return @trigger if defined?(@trigger)
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#
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# @trigger = Ci::Trigger.find_by_token(params[:token].to_s)
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# end
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#
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# We could write it like:
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#
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# include Gitlab::Utils::StrongMemoize
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#
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# def trigger_from_token
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# strong_memoize(:trigger) do
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# Ci::Trigger.find_by_token(params[:token].to_s)
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# end
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# end
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#
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def strong_memoize(name)
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if instance_variable_defined?(ivar(name))
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instance_variable_get(ivar(name))
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else
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instance_variable_set(ivar(name), yield)
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end
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end
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def clear_memoization(name)
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remove_instance_variable(ivar(name)) if instance_variable_defined?(ivar(name))
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end
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private
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def ivar(name)
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"@#{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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