rubocop-hq/rubocop

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lib/rubocop/cop/lint/duplicate_methods.rb

Summary

Maintainability
A
2 hrs
Test Coverage
A
94%

Method found_attr has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.
Open

        def found_attr(node, args, readable: false, writable: false)
          args.each do |arg|
            name = sym_name(arg)
            next unless name

Severity: Minor
Found in lib/rubocop/cop/lint/duplicate_methods.rb - About 45 mins to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Method lookup_constant has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.
Open

        def lookup_constant(node, const_name)
          # this method is quite imperfect and can be fooled
          # to do much better, we would need to do global analysis of the whole
          # codebase
          node.each_ancestor(:class, :module, :casgn) do |ancestor|
Severity: Minor
Found in lib/rubocop/cop/lint/duplicate_methods.rb - About 35 mins to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Method qualified_name has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def qualified_name(enclosing, namespace, mod_name)
          if enclosing != 'Object'
            if namespace
              "#{enclosing}::#{namespace.const_name}::#{mod_name}"
            else
Severity: Minor
Found in lib/rubocop/cop/lint/duplicate_methods.rb - About 25 mins to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Method on_send has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_send(node)
          if (name = alias_method?(node))
            return if node.ancestors.any?(&:if_type?)
            return if possible_dsl?(node)

Severity: Minor
Found in lib/rubocop/cop/lint/duplicate_methods.rb - About 25 mins to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

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