Module: UState::Query::Narity

Included in:
And, Or
Defined in:
lib/ustate/query/narity.rb

Instance Method Summary collapse

Instance Method Details

#==(o) ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 6

def ==(o)
  self.class == o.class and
  a == o.a
end

#as ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 11

def as
  @as
end

#as=(as) ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 15

def as=(as)
  @as = as.to_set
end

#children ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 19

def children
  @as
end

#children=(c) ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 23

def children=(c)
  @as = c.to_set
end

#initialize(*as) ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 2

def initialize(*as)
  @as = as.to_set
end

#inspect ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 27

def inspect
  inspect_helper *@as
end

#mass ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 31

def mass
  @as.inject(1) do |sum, a|
    sum + (a.mass rescue 1)
  end
end

#to_s ⇒ Object 



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# File 'lib/ustate/query/narity.rb', line 37

def to_s
  "(" + @as.map do |a|
    a.to_s
  end.join(" #{self.class.to_s.split("::").last.downcase} ") + ")"
end