Class: Trebuchet::Backend::Memory

Inherits:
Object
  • Object
show all
Defined in:
lib/trebuchet/backend/memory.rb

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Memory

Returns a new instance of Memory.



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# File 'lib/trebuchet/backend/memory.rb', line 3

def initialize(*args)
  @hash = {}
  @archived = []
end

Instance Method Details

#append_strategy(feature, strategy, options = nil) ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 17

def append_strategy(feature, strategy, options = nil)
  @archived.delete(feature)
  strategies = get_strategy(feature) || []
  if i = strategies.index(strategy)
    strategies.delete_at(i) # remove strategy_name
    strategies.delete_at(i) # remove options
  end
  strategies += [strategy, options]
  @hash.store(feature, strategies)
end

#get_archived_feature_names ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 42

def get_archived_feature_names
  @archived
end

#get_feature_names ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 32

def get_feature_names
  @hash.keys
end

#get_strategy(feature_name) ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 8

def get_strategy(feature_name)
  @hash.fetch(feature_name, nil) || []
end

#remove_feature(feature) ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 36

def remove_feature(feature)
  @hash.delete(feature)
  @archived << feature
  @archived.uniq!
end

#remove_strategy(feature) ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 28

def remove_strategy(feature)
  @hash.delete(feature)
end

#set_strategy(feature, strategy, options = nil) ⇒ Object 



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# File 'lib/trebuchet/backend/memory.rb', line 12

def set_strategy(feature, strategy, options = nil)
  @archived.delete(feature)
  @hash.store(feature, [strategy, options])
end