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Contents
module MetricFu
class FlogGrapher < Grapher
attr_accessor :flog_average, :labels, :top_five_percent_average
def initialize
super
self.flog_average = []
self.labels = {}
self.top_five_percent_average =[]
end
def get_metrics(metrics, date)
self.top_five_percent_average.push(calc_top_five_percent_average(metrics))
self.flog_average.push(metrics[:flog][:average])
self.labels.update( { self.labels.size => date })
end
def graph!
g = Gruff::Line.new(MetricFu.graph_size)
g.title = "Flog: code complexity"
g.theme = MetricFu.graph_theme
g.font = MetricFu.graph_font
g.data('top five percent average', self.top_five_percent_average)
g.data('flog average', self.flog_average)
g.labels = self.labels
g.title_font_size = MetricFu.graph_title_font_size
g.legend_box_size = MetricFu.graph_legend_box_size
g.legend_font_size = MetricFu.graph_legend_font_size
g.marker_font_size = MetricFu.graph_marker_font_size
g.write(File.join(MetricFu.output_directory, 'flog.png'))
end
private
def calc_top_five_percent_average(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]}
total_for_five_percent / number_of_methods_that_is_five_percent.to_f
end
end
end
Version data entries
24 entries across 24 versions & 11 rubygems