Class: Ruleset

Inherits:
Object show all
Defined in:
lib/scoring_rules/ruleset.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Ruleset

Returns a new instance of Ruleset.



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# File 'lib/scoring_rules/ruleset.rb', line 2

def initialize
  @rules = []
end

Instance Method Details

#add_points(points, criteria) ⇒ Object 



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# File 'lib/scoring_rules/ruleset.rb', line 6

def add_points(points, criteria)
  add_rule create_rule(points, criteria)
end

#evaluate(instance) ⇒ Object 



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# File 'lib/scoring_rules/ruleset.rb', line 14

def evaluate(instance)
  @rules.inject(0) do |memo, rule|
    memo += rule.evaluate(instance)
  end
end

#remove_points(points, criteria) ⇒ Object 



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# File 'lib/scoring_rules/ruleset.rb', line 10

def remove_points(points, criteria)
  add_rule create_rule(points, criteria, :multiplier => -1)
end