43 lines
1.2 KiB
Ruby
43 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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module RuboCop
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module Cop
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class StaticTranslationDefinition < RuboCop::Cop::Cop
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MSG = "The text you're translating will be already in the translated form when it's assigned to the constant. When a users changes the locale, these texts won't be translated again. Consider moving the translation logic to a method.".freeze
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TRANSLATION_METHODS = %i[_ s_ n_].freeze
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def_node_matcher :translation_method?, <<~PATTERN
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(send _ _ str*)
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PATTERN
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def_node_matcher :lambda_node?, <<~PATTERN
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(send _ :lambda)
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PATTERN
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def on_send(node)
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return unless translation_method?(node)
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method_name = node.children[1]
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return unless TRANSLATION_METHODS.include?(method_name)
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node.each_ancestor do |ancestor|
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receiver, _ = *ancestor
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break if lambda_node?(receiver) # translations defined in lambda nodes should be allowed
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if constant_assignment?(ancestor)
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add_offense(node, location: :expression)
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break
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end
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end
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end
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private
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def constant_assignment?(node)
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node.type == :casgn
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end
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end
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end
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end
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