class MetricFu::FlogGrapher

Attributes

flog_average[RW]
labels[RW]
top_five_percent_average[RW]

Public Class Methods

new() click to toggle source
Calls superclass method MetricFu::Grapher::new
# File lib/graphs/flog_grapher.rb, line 5
def initialize
  super
  @flog_average = []
  @labels = {}
  @top_five_percent_average =[]
end

Public Instance Methods

get_metrics(metrics, date) click to toggle source
# File lib/graphs/flog_grapher.rb, line 12
def get_metrics(metrics, date)
  if metrics && metrics[:flog]
    @top_five_percent_average.push(calc_top_five_percent_average(metrics))
    @flog_average.push(metrics[:flog][:average])
    @labels.update( { @labels.size => date })
  end
end

Private Instance Methods

calc_top_five_percent_average(metrics) click to toggle source
# File lib/graphs/flog_grapher.rb, line 22
def calc_top_five_percent_average(metrics)
  return calc_top_five_percent_average_legacy(metrics) if metrics[:flog][:pages]

  method_scores = metrics[:flog][:method_containers].inject([]) do |method_scores, container|
    method_scores += container[:methods].values.map {|v| v[:score]}
  end
  method_scores.sort!.reverse!

  number_of_methods_that_is_five_percent = (method_scores.size * 0.05).ceil

  total_for_five_percent =
    method_scores[0...number_of_methods_that_is_five_percent].inject(0) { |total, score| total += score }
  if number_of_methods_that_is_five_percent == 0
    0.0
  else
    total_for_five_percent / number_of_methods_that_is_five_percent.to_f
  end
end
calc_top_five_percent_average_legacy(metrics) click to toggle source
# File lib/graphs/flog_grapher.rb, line 41
def calc_top_five_percent_average_legacy(metrics)
  methods = metrics[:flog][:pages].inject([]) {|methods, page| methods << page[:scanned_methods]}
  methods.flatten!
  methods = methods.sort_by {|method| method[:score]}.reverse

  number_of_methods_that_is_five_percent = (methods.size * 0.05).ceil

  total_for_five_percent =
    methods[0...number_of_methods_that_is_five_percent].inject(0) {|total, method| total += method[:score] }
  if number_of_methods_that_is_five_percent == 0
    0.0
  else
    total_for_five_percent / number_of_methods_that_is_five_percent.to_f
  end
end