Class: Code::Object::Decimal

Inherits:
Number show all
Defined in:
lib/code/object/decimal.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Code::Object

#<=>, #==, #falsy?, #hash, #truthy?

Constructor Details

#initialize(decimal, exponent: nil) ⇒ Decimal

Returns a new instance of Decimal.



6
7
8
9
10
11
12
13
14
15
16
 
# File 'lib/code/object/decimal.rb', line 6

def initialize(decimal, exponent: nil)
  @raw = BigDecimal(decimal)

  if exponent
    if exponent.is_a?(::Code::Object::Number)
      @raw = @raw * 10**exponent.raw
    else
      raise ::Code::Error::TypeError.new("exponent is not a number")
    end
  end
end

Instance Attribute Details

#raw ⇒ Object (readonly)

Returns the value of attribute raw.



4
5
6
 
# File 'lib/code/object/decimal.rb', line 4

def raw
  @raw
end

Instance Method Details

#call(**args) ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
 
# File 'lib/code/object/decimal.rb', line 18

def call(**args)
  operator = args.fetch(:operator, nil)
  arguments = args.fetch(:arguments, [])
  value = arguments.first&.value

  if operator == "%"
    sig(arguments) { ::Code::Object::Number }
    modulo(value)
  elsif operator == "+"
    if value
      sig(arguments) { ::Code::Object }
      plus(value)
    else
      sig(arguments)
      self
    end
  elsif operator == "-"
    if value
      sig(arguments) { ::Code::Object::Number }
      minus(value)
    else
      sig(arguments)
      unary_minus
    end
  elsif operator == "/"
    sig(arguments) { ::Code::Object::Number }
    division(value)
  elsif operator == "*"
    sig(arguments) { ::Code::Object::Number }
    multiplication(value)
  elsif operator == "**"
    sig(arguments) { ::Code::Object::Number }
    power(value)
  elsif operator == "<"
    sig(arguments) { ::Code::Object::Number }
    inferior(value)
  elsif operator == "<="
    sig(arguments) { ::Code::Object::Number }
    inferior_or_equal(value)
  elsif operator == ">"
    sig(arguments) { ::Code::Object::Number }
    superior(value)
  elsif operator == ">="
    sig(arguments) { ::Code::Object::Number }
    superior_or_equal(value)
  elsif operator == "<<"
    sig(arguments) { ::Code::Object::Number }
    left_shift(value)
  elsif operator == ">>"
    sig(arguments) { ::Code::Object::Number }
    right_shift(value)
  elsif operator == "&"
    sig(arguments) { ::Code::Object::Number }
    bitwise_and(value)
  elsif operator == "|"
    sig(arguments) { ::Code::Object::Number }
    bitwise_or(value)
  elsif operator == "^"
    sig(arguments) { ::Code::Object::Number }
    bitwise_xor(value)
  else
    super
  end
end

#inspect ⇒ Object 



87
88
89
 
# File 'lib/code/object/decimal.rb', line 87

def inspect
  to_s
end

#to_s ⇒ Object 



83
84
85
 
# File 'lib/code/object/decimal.rb', line 83

def to_s
  raw.to_s("F")
end