Module: Observance

Defined in:
lib/observance.rb,
lib/observance/version.rb

Defined Under Namespace

Classes: Observation

Constant Summary collapse

VERSION = 
"0.0.2"

Class Method Summary collapse

Class Method Details

.run(*observations) ⇒ Object 



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# File 'lib/observance.rb', line 18

def self.run(*observations)
  obs = if observations.first.is_a? Array
          wrapped_in_hashes(observations)
        elsif observations.first.respond_to? :to_h
          observations.map(&:to_h)
        else
          raise "Observations need to be Array or respond to 'to_h'"
        end
  obs.each_with_index.map do |c, index|
    rating = (obs.inject(0) do |acc, o|
      acc = acc + c.similarity_to(o)
    end).fdiv(obs.size)
    Observation.new(rating.round(4), observations[index], index)
  end.sort
end