Class: CodeDrivenDevelopment::Rule::Set

Inherits:
Object
  • Object
show all
Defined in:
lib/code_driven_development/rule/set.rb

Instance Method Summary collapse

Constructor Details

#initialize(*rules, default: nil) ⇒ Set

Returns a new instance of Set.



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# File 'lib/code_driven_development/rule/set.rb', line 4

def initialize(*rules, default: nil)
  @rules = rules
  @default_rule = default
end

Instance Method Details

#test_for(code, test_context) ⇒ Object 



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# File 'lib/code_driven_development/rule/set.rb', line 9

def test_for(code, test_context)
  capable_rules = rules.map do |klass|
    klass.new(code, self, test_context)
  end.select(&:capable?)

  case capable_rules.count
  when 0
    default_rule.new(code, self, test_context).test
  when 1
    capable_rules.first.test
  else
    raise "Multiple rules matched #{code.inspect}:\n\t" + capable_rules.map(&:class).map(&:to_s).join("\n\t")
  end
end