Class: Biopsy::Combinator

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/biopsy/optimisers/parameter_sweeper.rb

Instance Method Summary collapse

Constructor Details

#initialize(parameters) ⇒ Combinator

Returns a new instance of Combinator.



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# File 'lib/biopsy/optimisers/parameter_sweeper.rb', line 28

def initialize parameters
  @parameters = parameters
end

Instance Method Details

#each(&block) ⇒ Object 



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# File 'lib/biopsy/optimisers/parameter_sweeper.rb', line 45

def each &block
  generate_combinations(0, {}, &block)
end

#generate_combinations(index, opts, &block) ⇒ Object 



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# File 'lib/biopsy/optimisers/parameter_sweeper.rb', line 32

def generate_combinations(index, opts, &block)
  if index == @parameters.length
    block.call opts.clone
    return
  end
  # recurse
  key = @parameters.keys[index]
  @parameters[key].each do |value|
    opts[key] = value
    generate_combinations(index + 1, opts, &block)
  end
end