Contents

# frozen_string_literal: true

module Sail
  # Instrumenter
  #
  # Class containing methods to instrument
  # setting usage and provide insights to
  # dashboard users.
  class Instrumenter
    # initialize
    #
    # Declare basic hash containing setting
    # statistics
    def initialize
      @statistics = Hash.new(0).with_indifferent_access
    end

    # increment_usage
    #
    # Simply increments the number of
    # times a setting has been called
    def increment_usage_of(setting_name)
      @statistics[setting_name] += 1
    end

    # relative_usage_of
    #
    # Calculates the relative usage of
    # a setting compared to all others
    # in percentage
    def relative_usage_of(setting_name)
      return 0.0 if @statistics.empty?

      (100.0 * @statistics[setting_name]) / @statistics.values.reduce(:+)
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
sail-3.0.1	lib/sail/instrumenter.rb
sail-3.0.0	lib/sail/instrumenter.rb