bbatsov/rubocop

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

        def correction(node)
          if offense_array_node?(node)
            '[]'
          elsif str_node(node)
            preferred_string_literal
Severity: Minor
Found in lib/rubocop/cop/style/empty_literal.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_block has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_block(node) # rubocop:disable InternalAffairs/NumblockHandler
          return unless node.lambda_or_proc?
          return unless nil_return?(node.body)

          message = format(MSG, type: node.lambda? ? 'lambda' : 'proc')
Severity: Minor
Found in lib/rubocop/cop/style/nil_lambda.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 return_value_used? has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def return_value_used?(node)
          return false unless node.parent

          # If there are parentheses around the block, check if that
          # is being used.
Severity: Minor
Found in lib/rubocop/cop/style/block_delimiters.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 token_after_last_string has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def token_after_last_string(successor, base_index)
          index = base_index + 3
          if successor.type == COMPLEX_STRING_BEGIN_TOKEN
            ends_to_find = 1
            while ends_to_find.positive?
Severity: Minor
Found in lib/rubocop/cop/style/line_end_concatenation.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_or has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_or(node)
          root_of_or_node = root_of_or_node(node)

          return unless node == root_of_or_node
          return unless nested_variable_comparison?(root_of_or_node)
Severity: Minor
Found in lib/rubocop/cop/style/multiple_comparison.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 used_in_condition? has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def used_in_condition?(node, condition)
          if condition.send_type?
            return true if condition.assignment_method? && partial_matched?(node, condition)
            return false if !condition.comparison_method? && !condition.predicate_method?
          end
Severity: Minor
Found in lib/rubocop/cop/style/fetch_env_var.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_hash has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_hash(node)
          pairs = node.pairs

          return if pairs.empty?

Severity: Minor
Found in lib/rubocop/cop/style/hash_syntax.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)
          return unless (receiver = node.receiver)
          return unless (regexp = exact_regexp_match(node))

          parsed_regexp = Regexp::Parser.parse(regexp)
Severity: Minor
Found in lib/rubocop/cop/style/exact_regexp_match.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 find_macros has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def find_macros(class_def)
          # Find all the macros (`attr_reader`, `attr_writer`, etc.) in the class body
          # and turn them into `Macro` objects so that they can be processed.
          return {} if !class_def || class_def.def_type?

Severity: Minor
Found in lib/rubocop/cop/style/bisected_attr_accessor.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 expand_elsif has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def expand_elsif(node, elsif_branches = [])
          return [] if node.nil? || !node.if_type? || !node.elsif?

          elsif_branches << node.if_branch

Severity: Minor
Found in lib/rubocop/cop/style/conditional_assignment.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 find_def_node_from_ascendant has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def find_def_node_from_ascendant(node)
          return unless (parent = node.parent)
          return parent if parent.def_type? || parent.defs_type?
          return node.parent.child_nodes.first if define_method?(parent)

Severity: Minor
Found in lib/rubocop/cop/style/double_negation.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 collect_parts has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def collect_parts(node, parts = [])
          return unless node

          if plus_node?(node)
            collect_parts(node.receiver, parts)
Severity: Minor
Found in lib/rubocop/cop/style/string_concatenation.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 acceptable_19_syntax_symbol? has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def acceptable_19_syntax_symbol?(sym_name)
          sym_name.delete_prefix!(':')

          if cop_config['PreferHashRocketsForNonAlnumEndingSymbols'] &&
             # Prefer { :production? => false } over { production?: false } and
Severity: Minor
Found in lib/rubocop/cop/style/hash_syntax.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 find_parent_not_enumerable has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def find_parent_not_enumerable(node)
          return unless (parent = node.parent)

          if parent.pair_type? || parent.hash_type? || parent.array_type?
            find_parent_not_enumerable(parent)
Severity: Minor
Found in lib/rubocop/cop/style/double_negation.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 scope_type has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def scope_type(node)
          while (parent = node.parent)
            case parent.type
            when :class, :module
              return :lexical
Severity: Minor
Found in lib/rubocop/cop/style/alias.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_array has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_array(node)
          if bracketed_array_of?(:str, node)
            return if complex_content?(node.values)
            return if within_matrix_of_complex_content?(node)

Severity: Minor
Found in lib/rubocop/cop/style/word_array.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_dstr has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_dstr(node)
          return unless single_interpolation?(node)

          add_offense(node) do |corrector|
            embedded_node = node.children.first
Severity: Minor
Found in lib/rubocop/cop/style/redundant_interpolation.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 argument_with_operator? has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def argument_with_operator?(argument)
          return true if ARGUMENT_WITH_OPERATOR_TYPES.include?(argument.type)
          return false unless argument.hash_type?
          return false unless (node = argument.children.first)

Severity: Minor
Found in lib/rubocop/cop/style/redundant_condition.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_if has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def on_if(node)
          return unless node.modifier_form? && node.body.if_type?

          add_offense(node.loc.keyword, message: format(MSG, keyword: node.keyword)) do |corrector|
            keyword = node.if? ? 'if' : 'unless'
Severity: Minor
Found in lib/rubocop/cop/style/if_unless_modifier_of_if_unless.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 comments has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

        def comments
          processed_source.lines.each.with_index.with_object({}) do |(line, line_number), comments|
            next if line.start_with?(SHEBANG)

            comment = MagicComment.parse(line)
Severity: Minor
Found in lib/rubocop/cop/style/encoding.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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