Class: BigDecimal

Inherits:
Object
  • Object
show all
Defined in:
lib/fyb/util/bigdecimal.rb

Overview

Utility functions for BigDecimal

Instance Method Summary collapse

Instance Method Details

#btc ⇒ Object

Returns a rounded to 8 string



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# File 'lib/fyb/util/bigdecimal.rb', line 4

def btc
  round(8).to_s('F')
end

#in_btc(price) ⇒ Object

Returns a BigDecimal with the money amount converted into bitcoin for price



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# File 'lib/fyb/util/bigdecimal.rb', line 22

def in_btc(price)
  price = Fyb.ask if price == :ask
  price = Fyb.bid if price == :bid

  self / BigDecimal(price)
end

#in_money(price) ⇒ Object

Returns a BigDecimal with the bitcoin amount converted into real currency



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# File 'lib/fyb/util/bigdecimal.rb', line 14

def in_money(price)
  price = Fyb.ask if price == :ask
  price = Fyb.bid if price == :bid

  self * BigDecimal(price)
end

#money ⇒ Object

Returns a rounded to 2 string



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# File 'lib/fyb/util/bigdecimal.rb', line 9

def money
  round(2).to_s('F')
end