lxxxvi/ruboclean

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Method custom_flag_arguments has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.
Open

    def custom_flag_arguments
      command_line_arguments.each_with_object({}) do |item, hash|
        next unless item.start_with?("--")

        flag_name, flag_value = item.split("=")
Severity: Minor
Found in lib/ruboclean/cli_arguments.rb - About 55 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 preserve_preceding_comments has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.
Open

    def preserve_preceding_comments(source, target)
      target.dup.tap do |output|
        source.scan(/(((^ *#.*\n|^\s*\n)+)(?![\s#]).+)/) do |groups|
          config_keys_with_preceding_lines = groups.first
          *preceding_lines, config_key = config_keys_with_preceding_lines.split("\n")
Severity: Minor
Found in lib/ruboclean/to_yaml_converter.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

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