Class: Oddx::Odds

Inherits:
Object
  • Object
show all
Defined in:
lib/oddx/odds.rb

Constant Summary collapse

BIGDECIMAL_SIG_DIGITS = 
3

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Odds

Returns a new instance of Odds.

Raises:

  • (NotImplementedError) 


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# File 'lib/oddx/odds.rb', line 9

def initialize
  raise NotImplementedError
end

Instance Method Details

#decimal ⇒ Object 



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# File 'lib/oddx/odds.rb', line 13

def decimal
  "%g" % (@bigdecimal_odds.round(2))
end

#fractional ⇒ Object 



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# File 'lib/oddx/odds.rb', line 17

def fractional
  (@bigdecimal_odds - 1).to_r.rationalize.to_s
end

#moneyline ⇒ Object 



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# File 'lib/oddx/odds.rb', line 21

def moneyline
  if @bigdecimal_odds >= 2
    "+%g" % ((@bigdecimal_odds - 1) * 100).round(1)
  else
    "%g" % (-100 / (@bigdecimal_odds - 1)).round(1)
  end
end

#probability ⇒ Object 



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# File 'lib/oddx/odds.rb', line 29

def probability
  "%g%%" % ((1 / @bigdecimal_odds) * 100).round(1)
end

#to_s ⇒ Object 



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# File 'lib/oddx/odds.rb', line 33

def to_s
  "Fractional: #{fractional}, Moneyline: #{moneyline}, Decimal: #{decimal}, Implied Probability: #{probability}"
end