class Split::ExperimentCatalog
Public Class Methods
all()
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Return all experiments
# File lib/split/experiment_catalog.rb, line 5 def self.all # Call compact to prevent nil experiments from being returned -- seems to happen during gem upgrades Split.redis.smembers(:experiments).map {|e| find(e)}.compact end
all_active_first()
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Return experiments without a winner (considered “active”) first
# File lib/split/experiment_catalog.rb, line 11 def self.all_active_first all.partition{|e| not e.winner}.map{|es| es.sort_by(&:name)}.flatten end
find(name)
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# File lib/split/experiment_catalog.rb, line 15 def self.find(name) return unless Split.redis.exists(name) Experiment.new(name).tap { |exp| exp.load_from_redis } end
find_or_create(metric_descriptor, control = nil, *alternatives)
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# File lib/split/experiment_catalog.rb, line 33 def self.find_or_create(metric_descriptor, control = nil, *alternatives) experiment = find_or_initialize(metric_descriptor, control, *alternatives) experiment.save end
find_or_initialize(metric_descriptor, control = nil, *alternatives)
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# File lib/split/experiment_catalog.rb, line 20 def self.find_or_initialize(metric_descriptor, control = nil, *alternatives) # Check if array is passed to ab_test # e.g. ab_test('name', ['Alt 1', 'Alt 2', 'Alt 3']) if control.is_a? Array and alternatives.length.zero? control, alternatives = control.first, control[1..-1] end experiment_name_with_version, goals = normalize_experiment(metric_descriptor) experiment_name = experiment_name_with_version.to_s.split(':')[0] Split::Experiment.new(experiment_name, :alternatives => [control].compact + alternatives, :goals => goals) end
Private Class Methods
normalize_experiment(metric_descriptor)
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# File lib/split/experiment_catalog.rb, line 38 def self.normalize_experiment(metric_descriptor) if Hash === metric_descriptor experiment_name = metric_descriptor.keys.first goals = Array(metric_descriptor.values.first) else experiment_name = metric_descriptor goals = [] end return experiment_name, goals end