houston/houston-core

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Assignment Branch Condition size for debug is too high. [26.98/15]
Open

    def debug(colored: true)
      format_subject = ->(s) { s.is_a?(User) ? s.first_name : s.is_a?(Project) ? s.slug : "" }
      includes(:subject).reorder("taken_at ASC, subject_type ASC, subject_id ASC, name ASC").map { |m|
        line = [ m.taken_on.strftime("%-m/%-d").rjust(5),
                 m.taken_at.strftime("%H:%M:%S"),
Severity: Minor
Found in app/models/measurement.rb by rubocop

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Method has too many lines. [21/10]
Open

  def mail(options={})
    options[:from] = format_email_addresses(options[:from]) if options.key?(:from)
    options[:to] = format_email_addresses(options[:to]).uniq if options.key?(:to)
    options[:cc] = format_email_addresses(options[:cc]).uniq if options.key?(:cc)
    options[:bcc] = format_email_addresses(options[:bcc]).uniq if options.key?(:bcc)
Severity: Minor
Found in app/mailers/view_mailer.rb by rubocop

This cop checks if the length of a method exceeds some maximum value. Comment lines can optionally be ignored. The maximum allowed length is configurable.

Assignment Branch Condition size for pack is too high. [26.17/15]
Open

    def pack(object)
      case object
      when Array
        object.map { |item| pack(item) }
      when Hash
Severity: Minor
Found in lib/houston/boot/serializer.rb by rubocop

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Assignment Branch Condition size for trigger is too high. [25.26/15]
Open

  def trigger
    project = Project.find_by_slug(params[:project_id])
    unless project
      render plain: "A project with the slug '#{params[:project_id]}' could not be found", status: 404
      return

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Method has too many lines. [19/10]
Open

  def self.try(options, *rescue_from)
    options = { max_tries: options } if options.is_a?(Fixnum)
    options = {} unless options.is_a?(Hash)
    max_tries = options.fetch :max_tries, 3
    base = options.fetch :base, 2
Severity: Minor
Found in lib/houston/try.rb by rubocop

This cop checks if the length of a method exceeds some maximum value. Comment lines can optionally be ignored. The maximum allowed length is configurable.

Method has too many lines. [18/10]
Open

  def initialize(user)
    if user

      # Owners can do everything

Severity: Minor
Found in app/models/ability.rb by rubocop

This cop checks if the length of a method exceeds some maximum value. Comment lines can optionally be ignored. The maximum allowed length is configurable.

Method has too many lines. [18/10]
Open

  def index
    authorize! :read, Action

    actions_by_name = Houston.actions.to_a.each_with_object({}) { |action, map|
      map[action.name] = { name: action.name, required_params: action.required_params } }

This cop checks if the length of a method exceeds some maximum value. Comment lines can optionally be ignored. The maximum allowed length is configurable.

Assignment Branch Condition size for _format_time_ago is too high. [23.49/15]
Open

  def _format_time_ago(time)
    duration = (Time.now - time).to_i
    return "#{duration} seconds ago" if duration < 90.seconds
    return "#{duration / 60} minutes ago" if duration < 90.minutes
    return "%.1f hours ago" % (duration / 3600.0) if duration < 20.hours
Severity: Minor
Found in app/helpers/application_helper.rb by rubocop

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Method has too many lines. [18/10]
Open

  def trigger
    project = Project.find_by_slug(params[:project_id])
    unless project
      render plain: "A project with the slug '#{params[:project_id]}' could not be found", status: 404
      return

This cop checks if the length of a method exceeds some maximum value. Comment lines can optionally be ignored. The maximum allowed length is configurable.

Assignment Branch Condition size for define_adapter_namespace is too high. [23.22/15]
Open

      def define_adapter_namespace(name)
        namespace = ::Module.new
        const_set name, namespace

        pathname = name_to_path(name)
Severity: Minor
Found in lib/houston/adapters.rb by rubocop

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Method pack has a Cognitive Complexity of 19 (exceeds 5 allowed). Consider refactoring.
Open

    def pack(object)
      case object
      when Array
        object.map { |item| pack(item) }
      when Hash
Severity: Minor
Found in lib/houston/boot/serializer.rb - About 2 hrs 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 has too many lines. [17/10]
Open

      def define_adapter_namespace(name)
        namespace = ::Module.new
        const_set name, namespace

        pathname = name_to_path(name)
Severity: Minor
Found in lib/houston/adapters.rb by rubocop

This cop checks if the length of a method exceeds some maximum value. Comment lines can optionally be ignored. The maximum allowed length is configurable.

Method daemonize has a Cognitive Complexity of 18 (exceeds 5 allowed). Consider refactoring.
Open

  def self.daemonize(name)
    unless Houston.running_as_web_server? or ENV["HOUSTON_DAEMONS"].to_s.split(",").member?(name)
      puts "\e[94m[daemon:#{name}] Skipping daemon since we're not running as a server\e[0m" if Rails.env.development?
      Rails.logger.info "\e[94m[daemon:#{name}] Skipping daemon since we're not running as a server\e[0m"
      return
Severity: Minor
Found in lib/houston/boot/daemonize.rb - About 2 hrs 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

Cyclomatic complexity for score is too high. [12/6]
Open

  def score(label, value, options={})
    score_count_class = Array(options.delete(:score_count_class)) << "score-count"
    precision = options.delete(:precision)

    css = Array(options.fetch(:class, []))
Severity: Minor
Found in app/helpers/score_card_helper.rb by rubocop

This cop checks that the cyclomatic complexity of methods is not higher than the configured maximum. The cyclomatic complexity is the number of linearly independent paths through a method. The algorithm counts decision points and adds one.

An if statement (or unless or ?:) increases the complexity by one. An else branch does not, since it doesn't add a decision point. The && operator (or keyword and) can be converted to a nested if statement, and ||/or is shorthand for a sequence of ifs, so they also add one. Loops can be said to have an exit condition, so they add one.

Perceived complexity for score is too high. [13/7]
Open

  def score(label, value, options={})
    score_count_class = Array(options.delete(:score_count_class)) << "score-count"
    precision = options.delete(:precision)

    css = Array(options.fetch(:class, []))
Severity: Minor
Found in app/helpers/score_card_helper.rb by rubocop

This cop tries to produce a complexity score that's a measure of the complexity the reader experiences when looking at a method. For that reason it considers when nodes as something that doesn't add as much complexity as an if or a &&. Except if it's one of those special case/when constructs where there's no expression after case. Then the cop treats it as an if/elsif/elsif... and lets all the when nodes count. In contrast to the CyclomaticComplexity cop, this cop considers else nodes as adding complexity.

Example:

def my_method                   # 1
  if cond                       # 1
    case var                    # 2 (0.8 + 4 * 0.2, rounded)
    when 1 then func_one
    when 2 then func_two
    when 3 then func_three
    when 4..10 then func_other
    end
  else                          # 1
    do_something until a && b   # 2
  end                           # ===
end                             # 7 complexity points

Assignment Branch Condition size for format_time is too high. [21.19/15]
Open

  def format_time(time, options={})
    if time.nil?
      date, time = ["", "Never"]
    elsif time.to_date == Date.today
      date, time = [options[:today] ? "Today" : "", time.strftime("%l:%M %p")]
Severity: Minor
Found in app/helpers/application_helper.rb by rubocop

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Assignment Branch Condition size for run! is too high. [20.32/15]
Open

  def run!
    exception = nil

    Houston.reconnect do
      touch :started_at
Severity: Minor
Found in app/models/action.rb by rubocop

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Assignment Branch Condition size for index is too high. [20.88/15]
Open

  def index
    authorize! :read, Action

    actions_by_name = Houston.actions.to_a.each_with_object({}) { |action, map|
      map[action.name] = { name: action.name, required_params: action.required_params } }

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Cyclomatic complexity for mail is too high. [11/6]
Open

  def mail(options={})
    options[:from] = format_email_addresses(options[:from]) if options.key?(:from)
    options[:to] = format_email_addresses(options[:to]).uniq if options.key?(:to)
    options[:cc] = format_email_addresses(options[:cc]).uniq if options.key?(:cc)
    options[:bcc] = format_email_addresses(options[:bcc]).uniq if options.key?(:bcc)
Severity: Minor
Found in app/mailers/view_mailer.rb by rubocop

This cop checks that the cyclomatic complexity of methods is not higher than the configured maximum. The cyclomatic complexity is the number of linearly independent paths through a method. The algorithm counts decision points and adds one.

An if statement (or unless or ?:) increases the complexity by one. An else branch does not, since it doesn't add a decision point. The && operator (or keyword and) can be converted to a nested if statement, and ||/or is shorthand for a sequence of ifs, so they also add one. Loops can be said to have an exit condition, so they add one.

Perceived complexity for mail is too high. [12/7]
Open

  def mail(options={})
    options[:from] = format_email_addresses(options[:from]) if options.key?(:from)
    options[:to] = format_email_addresses(options[:to]).uniq if options.key?(:to)
    options[:cc] = format_email_addresses(options[:cc]).uniq if options.key?(:cc)
    options[:bcc] = format_email_addresses(options[:bcc]).uniq if options.key?(:bcc)
Severity: Minor
Found in app/mailers/view_mailer.rb by rubocop

This cop tries to produce a complexity score that's a measure of the complexity the reader experiences when looking at a method. For that reason it considers when nodes as something that doesn't add as much complexity as an if or a &&. Except if it's one of those special case/when constructs where there's no expression after case. Then the cop treats it as an if/elsif/elsif... and lets all the when nodes count. In contrast to the CyclomaticComplexity cop, this cop considers else nodes as adding complexity.

Example:

def my_method                   # 1
  if cond                       # 1
    case var                    # 2 (0.8 + 4 * 0.2, rounded)
    when 1 then func_one
    when 2 then func_two
    when 3 then func_three
    when 4..10 then func_other
    end
  else                          # 1
    do_something until a && b   # 2
  end                           # ===
end                             # 7 complexity points
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