Class: BigDecimal

Inherits:
Object show all
Defined in:
lib/dohutil/to_display.rb,
lib/dohutil/core_ext/inspect.rb,
lib/dohutil/core_ext/bigdecimal.rb

Instance Method Summary collapse

Instance Method Details

#_doh_original_to_s ⇒ Object 



19
 
# File 'lib/dohutil/core_ext/bigdecimal.rb', line 19

alias :_doh_original_to_s :to_s

#inspect ⇒ Object 



27
28
29
 
# File 'lib/dohutil/core_ext/inspect.rb', line 27

def inspect
  "#<BigDecimal:#{to_s('F')}>"
end

#to_d ⇒ Object 



14
15
16
 
# File 'lib/dohutil/core_ext/bigdecimal.rb', line 14

def to_d
  self
end

#to_dig(digits_after_decimal = 2) ⇒ Object

Raises:

  • (ArgumentError) 


24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/dohutil/core_ext/bigdecimal.rb', line 24

def to_dig(digits_after_decimal = 2)
  raise ArgumentError.new("digits_after_decimal must be >= 0") unless digits_after_decimal >= 0
  if nan? || infinite?
    return '0' if digits_after_decimal == 0
    return '0.' + ('0' * digits_after_decimal)
  end

  if digits_after_decimal == 0
    return to_i.to_s
  end

  retval = truncate(digits_after_decimal).to_s('F')
  digits_needed = retval.index('.') + digits_after_decimal + 1 - retval.size
  retval += ('0' * digits_needed) if digits_needed > 0

  retval
end

#to_display ⇒ Object 



40
41
42
 
# File 'lib/dohutil/to_display.rb', line 40

def to_display
  '$' + to_dig(2)
end

#to_s(format = 'F') ⇒ Object 



20
21
22
 
# File 'lib/dohutil/core_ext/bigdecimal.rb', line 20

def to_s(format = 'F')
  _doh_original_to_s(format)
end