class RuboCop::Cop::Style::NestedParenthesizedCalls
This cop checks for unparenthesized method calls in the argument list of a parenthesized method call.
@example
@good method1(method2(arg), method3(arg)) @bad method1(method2 arg, method3, arg)
Constants
- MSG
- RSPEC_MATCHERS
Public Instance Methods
on_send(node)
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# File lib/rubocop/cop/style/nested_parenthesized_calls.rb, line 21 def on_send(node) return unless parenthesized_call?(node) node.each_child_node(:send) do |nested| next if nested.method_args.empty? || parenthesized_call?(nested) || operator?(nested.method_name) || rspec_matcher?(node, nested) || nested.asgn_method_call? add_offense(nested, nested.source_range, format(MSG, nested.source)) end end
Private Instance Methods
autocorrect(nested)
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# File lib/rubocop/cop/style/nested_parenthesized_calls.rb, line 42 def autocorrect(nested) _scope, _method_name, *args = *nested first_arg = args.first.source_range last_arg = args.last.source_range first_arg_with_space = range_with_surrounding_space(first_arg, :left) leading_space = first_arg_with_space.begin.resize(1) lambda do |corrector| corrector.replace(leading_space, '(') corrector.insert_after(last_arg, ')') end end
rspec_matcher?(parent, send)
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# File lib/rubocop/cop/style/nested_parenthesized_calls.rb, line 36 def rspec_matcher?(parent, send) parent.method_args.one? && # .to, .not_to, etc RSPEC_MATCHERS.include?(send.method_name) && send.method_args.one? end