class CanaryLabs::Resolvers::Percentage

Public Class Methods

new(percentage, beta_name) click to toggle source
# File lib/resolvers/percentage.rb, line 6
def initialize(percentage, beta_name)
  @percentage = percentage
  @beta_name = beta_name
end

Public Instance Methods

participating?(id) click to toggle source
# File lib/resolvers/percentage.rb, line 11
def participating? id
  # create a deterministic number based on the item identifier and
  # name of the beta. This will evenly distribute exposure to beta's
  # across all ID's.
  determ_num = Digest::MD5.hexdigest(id.to_s + @beta_name.to_s).to_i(16)
  (determ_num % (@percentage * 100).to_i).zero?
end