49 lines
1.4 KiB
Ruby
49 lines
1.4 KiB
Ruby
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# frozen_string_literal: true
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module Gitlab
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module Utils
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# This module is to validate that delegator classes (`SimpleDelegator`) do not
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# accidentally override important logic on the fabricated object.
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module DelegatorOverride
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def delegator_target(target_class)
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return unless ENV['STATIC_VERIFICATION']
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unless self < ::SimpleDelegator
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raise ArgumentError, "'#{self}' is not a subclass of 'SimpleDelegator' class."
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end
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DelegatorOverride.validator(self).add_target(target_class)
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end
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def delegator_override(*names)
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return unless ENV['STATIC_VERIFICATION']
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raise TypeError unless names.all? { |n| n.is_a?(Symbol) }
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DelegatorOverride.validator(self).add_allowlist(names)
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end
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def delegator_override_with(mod)
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return unless ENV['STATIC_VERIFICATION']
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raise TypeError unless mod.is_a?(Module)
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DelegatorOverride.validator(self).add_allowlist(mod.instance_methods)
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end
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def self.validator(delegator_class)
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validators[delegator_class] ||= Validator.new(delegator_class)
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end
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def self.validators
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@validators ||= {}
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end
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def self.verify!
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validators.each_value do |validator|
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validator.expand_on_ancestors(validators)
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validator.validate_overrides!
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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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