Class: ThisFeature

Inherits:
Object
  • Object
show all
Defined in:
lib/this_feature.rb,
lib/this_feature/flag.rb,
lib/this_feature/errors.rb,
lib/this_feature/version.rb,
lib/this_feature/adapters.rb,
lib/this_feature/adapters/base.rb,
lib/this_feature/configuration.rb,
lib/this_feature/adapters/memory.rb,
lib/this_feature/adapters/flipper.rb,
lib/this_feature/adapters/split_io.rb

Defined Under Namespace

Modules: Adapters Classes: BadAdapterError, Configuration, Error, Flag, NoAdaptersError, UnimplementedError

Constant Summary collapse

VERSION = 
'0.11.0'.freeze

Class Method Summary collapse

Class Method Details

.adapter_for(flag_name) ⇒ Object 



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# File 'lib/this_feature.rb', line 27

def self.adapter_for(flag_name)
  matching_adapter = adapters.find do |adapter|
    adapter.present?(flag_name)
  end

  matching_adapter || configuration.default_adapter
end

.adapters ⇒ Object 



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# File 'lib/this_feature.rb', line 47

def self.adapters
  configuration.adapters
end

.base_data_lambda ⇒ Object 



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# File 'lib/this_feature.rb', line 55

def self.base_data_lambda
  configuration.base_data_lambda
end

.configuration ⇒ Object 



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# File 'lib/this_feature.rb', line 35

def self.configuration
  @configuration ||= Configuration.new
end

.configure {|configuration| ... } ⇒ Object

Yields:



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# File 'lib/this_feature.rb', line 39

def self.configure
  @configuration = Configuration.new

  yield(configuration)

  configuration.init
end

.flag(flag_name, context: OMITTED_CONTEXT, data: {}, record: nil) ⇒ Object 



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# File 'lib/this_feature.rb', line 11

def self.flag(flag_name, context: OMITTED_CONTEXT, data: {}, record: nil)
  if context.nil?
    begin
      configuration.on_nil_context.call(flag_name, caller_locations(1, 1)&.first)
    rescue StandardError => e
      warn("ThisFeature on_nil_context callback failed: #{e.class}: #{e.message}")
    end
  end
  # OMITTED_CONTEXT used to distinguish omission from passing nil; restore nil for the rest of the gem.
  context = nil if context.equal?(OMITTED_CONTEXT)

  adapter = adapter_for(flag_name)

  Flag.new(flag_name, adapter: adapter, context: context, data: data, record: record)
end

.test_adapter ⇒ Object 



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# File 'lib/this_feature.rb', line 51

def self.test_adapter
  configuration.test_adapter
end