/
number.fy
223 lines (178 loc) · 4.1 KB
/
number.fy
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
class Number {
"""
Number is a mixin-class for all number values (integer & floats for
now).
"""
def upto: num {
"""
@num @Number@ to create an @Array@ up to.
@return @Array@ containing numbers from @self to @num.
Returns an Array with Numbers starting at @self and going up to @num.
Expects @num to be greater or equal to @self.
"""
i = self
arr = []
while: { i <= num } do: {
arr << i
i = i + 1
}
arr
}
def upto: num do: block {
"""
@num Maximum @Number@ to call @block with.
@block A @Block@ that should be called with each @Number@ between @self and @num.
@return @self
Calls @block with each @Number@ between @self and @num.
Expects @num to be greater or equal to @self.
"""
i = self
while: { i <= num } do: {
block call: [i]
i = i + 1
}
self
}
def upto: num in_steps_of: steps do: block {
"""
@num Maximum @Number@ to call @block with.
@steps @Number@ of numbers to skip each step.
@block A @Block@ that should be called every @steps steps between @self and @num.
@return @self
Calls @block every @steps steps between @self and @num with the current @Number@.
Expects @num to be greater or equal to @self.
"""
i = self
while: { i <= num } do: {
block call: [i]
i = i + steps
}
self
}
def downto: num {
"""
@num @Number@ to create an @Array@ down to.
@return @Array@ containing numbers from @self down to @num.
Returns an Array with Numbers starting at @self and going down to @num.
Expects @num to be smaller or equal to @self.
"""
i = self
arr = []
while: { i >= num } do: {
arr << i
i = i - 1
}
arr
}
def downto: num do: block {
"""
@num Minimum @Number@ to call @block with.
@block A @Block@ that should be called with each @Number@ between @self and @num.
@return @self
Calls @block with each @Number@ between @self and @num.
Expects @num to be smaller or equal to @self.
"""
i = self
while: { i >= num } do: {
block call: [i]
i = i - 1
}
self
}
def downto: num in_steps_of: steps do: block {
"""
@num Minimum @Number@ to call @block with.
@steps @Number@ of numbers to skip each step.
@block A @Block@ that should be called every @steps steps between @self and @num.
@return @self
Calls @block every @steps steps between @self and @num with the current @Number@.
Expects @num to be smaller or equal to @self.
"""
i = self
while: { i >= num } do: {
block call: [i]
i = i - steps
}
self
}
def squared {
"""
@return Squared value of @self.
Returns the square of a Number.
"""
self * self
}
def doubled {
"""
@return Doubled value of @self.
Returns the double value of a Number.
"""
self + self
}
def cubed {
"""
@return Cubed value of @self.
Returns the cubed value of a Number.
"""
self ** 3
}
def abs {
"""
@return Absolute (positive) value of @self.
Returns the absolute (positive) value of a Number.
"""
if: (self < 0) then: {
self * -1
} else: {
self
}
}
def negate {
"""
@return Negated value of @self.
Negates a Number (-1 becomes 1 and vice versa).
"""
self * -1
}
def even? {
"""
@return @true, if @self is even, @false otherwise.
Indicates, if a Number is even.
"""
modulo: 2 . == 0
}
def odd? {
"""
@return @true, if @self is odd, @false otherwise.
Indicates, if a Number is odd.
"""
self even? not
}
def max: other {
"""
@return Maximum value of @self and @other.
"""
if: (self < other) then: {
other
} else: {
self
}
}
def min: other {
"""
@return Minimum value of @self and @other.
"""
if: (self < other) then: {
self
} else: {
other
}
}
def random {
"""
@return Random number between 0 and @self.
Returns a random number between 0 and @self.
"""
rand(self)
}
}