Class: Code::Object::Decimal

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

Instance Attribute Summary

Attributes inherited from Code::Object

#raw

Instance Method Summary collapse

Methods inherited from Code::Object

#<=>, #==, #as_json, as_json, call, #code_and_operator, code_and_operator, code_as_json, #code_as_json, code_different, #code_different, code_equal_equal, #code_equal_equal, code_equal_equal_equal, #code_equal_equal_equal, code_exclamation_point, #code_exclamation_point, #code_exclusive_range, code_exclusive_range, code_inclusive_range, #code_inclusive_range, code_new, code_or_operator, #code_or_operator, #code_self, code_self, code_to_json, #code_to_json, #falsy?, falsy?, #hash, inspect, #inspect, maybe, multi_fetch, #multi_fetch, repeat, sig, #sig, #succ, to_json, #to_json, #to_s, to_s, truthy?, #truthy?, |

Constructor Details

#initialize(*args, **_kargs, &_block) ⇒ Decimal

Returns a new instance of Decimal.



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

def initialize(*args, **_kargs, &_block)
  decimal = args.first || "0"
  exponent = args.second || "0"
  decimal = decimal.raw if decimal.is_an?(Object)
  exponent = exponent.raw if exponent.is_an?(Object)
  @raw = decimal.to_d * 10**exponent.to_d
rescue FloatDomainError
  raise Error, "#{decimal.inspect} * 10**#{exponent.inspect} is invalid"
end

Instance Method Details

#call(**args) ⇒ Object 



16
17
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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
 
# File 'lib/code/object/decimal.rb', line 16

def call(**args)
  operator = args.fetch(:operator, nil)
  arguments = args.fetch(:arguments, List.new)
  value = arguments.code_first

  case operator.to_s
  when "%", "modulo"
    sig(args) { Integer | Decimal }
    code_modulo(value)
  when "&", "bitwise_and"
    sig(args) { Integer | Decimal }
    code_bitwise_and(value)
  when "*", "multiplication"
    sig(args) { Integer | Decimal }
    code_multiplication(value)
  when "**", "power"
    sig(args) { Integer | Decimal }
    code_power(value)
  when "+", "plus"
    sig(args) { Object.maybe }
    arguments.any? ? code_plus(value) : self
  when "-", "minus"
    sig(args) { (Integer | Decimal).maybe }
    arguments.any? ? code_minus(value) : code_unary_minus
  when "/", "division"
    sig(args) { Integer | Decimal }
    code_division(value)
  when "<", "inferior"
    sig(args) { Integer | Decimal }
    code_inferior(value)
  when "<<", "left_shift"
    sig(args) { Integer | Decimal }
    code_left_shift(value)
  when "<=", "inferior_or_equal"
    sig(args) { Integer | Decimal }
    code_inferior_or_equal(value)
  when "<=>", "compare"
    sig(args) { Integer | Decimal }
    code_compare(value)
  when ">", "superior"
    sig(args) { Integer | Decimal }
    code_superior(value)
  when ">=", "superior_or_equal"
    sig(args) { Integer | Decimal }
    code_superior_or_equal(value)
  when ">>", "right_shift"
    sig(args) { Integer | Decimal }
    code_right_shift(value)
  when "^", "bitwise_xor"
    sig(args) { Integer | Decimal }
    code_bitwise_xor(value)
  when "abs"
    sig(args)
    code_abs
  when "ceil"
    sig(args) { Integer.maybe }
    code_ceil(value)
  when "clone"
    sig(args)
    code_clone
  when "eight?"
    sig(args)
    code_eight?
  when "five?"
    sig(args)
    code_five?
  when "floor"
    sig(args) { Integer.maybe }
    code_floor(value)
  when "four?"
    sig(args)
    code_four?
  when "nine?"
    sig(args)
    code_nine?
  when "one?"
    sig(args)
    code_one?
  when "round"
    sig(args) { Integer.maybe }
    code_round(value)
  when "seven?"
    sig(args)
    code_seven?
  when "six?"
    sig(args)
    code_six?
  when "sqrt"
    sig(args)
    code_sqrt
  when "ten?"
    sig(args)
    code_ten?
  when "three?"
    sig(args)
    code_three?
  when "to_decimal"
    sig(args)
    code_to_decimal
  when "to_integer"
    sig(args)
    code_to_integer
  when "to_string"
    sig(args)
    code_to_string
  when "truncate"
    sig(args) { Integer.maybe }
    code_truncate(value)
  when "two?"
    sig(args)
    code_two?
  when "zero?"
    sig(args)
    code_zero?
  when "|", "bitwise_or"
    sig(args) { Integer | Decimal }
    code_bitwise_or(value)
  else
    super
  end
end

#code_abs ⇒ Object 



138
139
140
 
# File 'lib/code/object/decimal.rb', line 138

def code_abs
  Decimal.new(raw.abs)
end

#code_bitwise_and(other) ⇒ Object 



142
143
144
 
# File 'lib/code/object/decimal.rb', line 142

def code_bitwise_and(other)
  Integer.new(raw.to_i & other.raw.to_i)
end

#code_bitwise_or(other) ⇒ Object 



146
147
148
 
# File 'lib/code/object/decimal.rb', line 146

def code_bitwise_or(other)
  Integer.new(raw.to_i | other.raw.to_i)
end

#code_bitwise_xor(other) ⇒ Object 



150
151
152
 
# File 'lib/code/object/decimal.rb', line 150

def code_bitwise_xor(other)
  Integer.new(raw.to_i ^ other.raw.to_i)
end

#code_ceil(n = nil) ⇒ Object 



154
155
156
157
 
# File 'lib/code/object/decimal.rb', line 154

def code_ceil(n = nil)
  n = Integer.new(0) if n.nil? || n.is_a?(Nothing)
  Decimal.new(raw.ceil(n.raw))
end

#code_clone ⇒ Object 



159
160
161
 
# File 'lib/code/object/decimal.rb', line 159

def code_clone
  Decimal.new(raw)
end

#code_compare(other) ⇒ Object 



163
164
165
 
# File 'lib/code/object/decimal.rb', line 163

def code_compare(other)
  Integer.new(raw <=> other.raw)
end

#code_division(other) ⇒ Object 



167
168
169
 
# File 'lib/code/object/decimal.rb', line 167

def code_division(other)
  Decimal.new(raw / other.raw)
end

#code_eight? ⇒ Boolean

Returns:



171
172
173
 
# File 'lib/code/object/decimal.rb', line 171

def code_eight?
  Boolean.new(raw == 8)
end

#code_five? ⇒ Boolean

Returns:



175
176
177
 
# File 'lib/code/object/decimal.rb', line 175

def code_five?
  Boolean.new(raw == 5)
end

#code_floor(n = nil) ⇒ Object 



179
180
181
182
 
# File 'lib/code/object/decimal.rb', line 179

def code_floor(n = nil)
  n = Integer.new(0) if n.nil? || n.is_a?(Nothing)
  Decimal.new(raw.floor(n.raw))
end

#code_four? ⇒ Boolean

Returns:



184
185
186
 
# File 'lib/code/object/decimal.rb', line 184

def code_four?
  Boolean.new(raw == 4)
end

#code_inferior(other) ⇒ Object 



188
189
190
 
# File 'lib/code/object/decimal.rb', line 188

def code_inferior(other)
  Boolean.new(raw < other.raw)
end

#code_inferior_or_equal(other) ⇒ Object 



192
193
194
 
# File 'lib/code/object/decimal.rb', line 192

def code_inferior_or_equal(other)
  Boolean.new(raw <= other.raw)
end

#code_left_shift(other) ⇒ Object 



196
197
198
 
# File 'lib/code/object/decimal.rb', line 196

def code_left_shift(other)
  Integer.new(raw.to_i << other.raw.to_i)
end

#code_minus(other) ⇒ Object 



200
201
202
 
# File 'lib/code/object/decimal.rb', line 200

def code_minus(other)
  Decimal.new(raw - other.raw)
end

#code_modulo(other) ⇒ Object 



204
205
206
 
# File 'lib/code/object/decimal.rb', line 204

def code_modulo(other)
  Decimal.new(raw % other.raw)
end

#code_multiplication(other) ⇒ Object 



208
209
210
 
# File 'lib/code/object/decimal.rb', line 208

def code_multiplication(other)
  Decimal.new(raw * other.raw)
end

#code_nine? ⇒ Boolean

Returns:



212
213
214
 
# File 'lib/code/object/decimal.rb', line 212

def code_nine?
  Boolean.new(raw == 9)
end

#code_one? ⇒ Boolean

Returns:



216
217
218
 
# File 'lib/code/object/decimal.rb', line 216

def code_one?
  Boolean.new(raw == 1)
end

#code_plus(other) ⇒ Object 



220
221
222
223
224
225
226
 
# File 'lib/code/object/decimal.rb', line 220

def code_plus(other)
  if other.is_an?(Integer) || other.is_a?(Decimal)
    Decimal.new(raw + other.raw)
  else
    String.new(to_s + other.to_s)
  end
end

#code_power(other) ⇒ Object 



228
229
230
 
# File 'lib/code/object/decimal.rb', line 228

def code_power(other)
  Decimal.new(raw**other.raw)
end

#code_right_shift(other) ⇒ Object 



232
233
234
 
# File 'lib/code/object/decimal.rb', line 232

def code_right_shift(other)
  Integer.new(raw.to_i >> other.raw.to_i)
end

#code_round(n = nil) ⇒ Object 



236
237
238
239
 
# File 'lib/code/object/decimal.rb', line 236

def code_round(n = nil)
  n = Integer.new(0) if n.nil? || n.is_a?(Nothing)
  Decimal.new(raw.round(n.raw))
end

#code_seven? ⇒ Boolean

Returns:



241
242
243
 
# File 'lib/code/object/decimal.rb', line 241

def code_seven?
  Boolean.new(raw == 7)
end

#code_six? ⇒ Boolean

Returns:



245
246
247
 
# File 'lib/code/object/decimal.rb', line 245

def code_six?
  Boolean.new(raw == 6)
end

#code_sqrt ⇒ Object 



249
250
251
 
# File 'lib/code/object/decimal.rb', line 249

def code_sqrt
  Decimal.new(Math.sqrt(raw).to_s)
end

#code_superior(other) ⇒ Object 



253
254
255
 
# File 'lib/code/object/decimal.rb', line 253

def code_superior(other)
  Boolean.new(raw > other.raw)
end

#code_superior_or_equal(other) ⇒ Object 



257
258
259
 
# File 'lib/code/object/decimal.rb', line 257

def code_superior_or_equal(other)
  Boolean.new(raw >= other.raw)
end

#code_ten? ⇒ Boolean

Returns:



261
262
263
 
# File 'lib/code/object/decimal.rb', line 261

def code_ten?
  Boolean.new(raw == 10)
end

#code_three? ⇒ Boolean

Returns:



265
266
267
 
# File 'lib/code/object/decimal.rb', line 265

def code_three?
  Boolean.new(raw == 3)
end

#code_to_decimal ⇒ Object 



269
270
271
 
# File 'lib/code/object/decimal.rb', line 269

def code_to_decimal
  Decimal.new(raw)
end

#code_to_integer ⇒ Object 



273
274
275
 
# File 'lib/code/object/decimal.rb', line 273

def code_to_integer
  Integer.new(raw.to_i)
end

#code_to_string ⇒ Object 



277
278
279
 
# File 'lib/code/object/decimal.rb', line 277

def code_to_string
  String.new(raw.to_s("F"))
end

#code_truncate(n = nil) ⇒ Object 



281
282
283
284
 
# File 'lib/code/object/decimal.rb', line 281

def code_truncate(n = nil)
  n = Integer.new(0) if n.nil? || n.is_a?(Nothing)
  Decimal.new(raw.truncate(n.raw))
end

#code_two? ⇒ Boolean

Returns:



286
287
288
 
# File 'lib/code/object/decimal.rb', line 286

def code_two?
  Boolean.new(raw == 2)
end

#code_unary_minus ⇒ Object 



290
291
292
 
# File 'lib/code/object/decimal.rb', line 290

def code_unary_minus
  Decimal.new(-raw)
end

#code_zero? ⇒ Boolean

Returns:



294
295
296
 
# File 'lib/code/object/decimal.rb', line 294

def code_zero?
  Boolean.new(raw.zero?)
end