module RuboCop::Cop::Lint::UnusedArgument
Common functionality for cops handling unused arguments.
Public Instance Methods
after_leaving_scope(scope, _variable_table)
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# File lib/rubocop/cop/mixin/unused_argument.rb, line 12 def after_leaving_scope(scope, _variable_table) scope.variables.each_value do |variable| check_argument(variable) end end
autocorrect(node)
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# File lib/rubocop/cop/mixin/unused_argument.rb, line 26 def autocorrect(node) return if [:kwarg, :kwoptarg].include?(node.type) if node.blockarg_type? lambda do |corrector| range = range_with_surrounding_space(node.source_range, :left) range = range_with_surrounding_comma(range, :left) corrector.remove(range) end else ->(corrector) { corrector.insert_before(node.loc.name, '_') } end end
check_argument(variable)
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# File lib/rubocop/cop/mixin/unused_argument.rb, line 18 def check_argument(variable) return if variable.should_be_unused? return if variable.referenced? message = message(variable) add_offense(variable.declaration_node, :name, message) end
join_force?(force_class)
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# File lib/rubocop/cop/mixin/unused_argument.rb, line 8 def join_force?(force_class) force_class == VariableForce end