-
Notifications
You must be signed in to change notification settings - Fork 0
/
primegenerator_sequencegenerator.go
107 lines (93 loc) · 1.99 KB
/
primegenerator_sequencegenerator.go
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
// Generated by: main
// TypeWriter: sequenceGenerator
// Directive: +gen on PrimeGenerator
package sequences
// Generated by gen with typewriter at github.com/fernandokm/sequences/writers
// GNU GPL 2.0
// Copyright (c) 2015 Fernando Matsumoto (ferkmatsumoto@hotmail.com)
func (generator *PrimeGenerator) UpToInt64(maxValue int64) <-chan int64 {
gen := generator.newInt64Generator()
ch := make(chan int64, generator.bufferSize)
go func() {
for {
val := gen()
if val > maxValue {
close(ch)
return
}
ch <- val
}
}()
return ch
}
func (generator *PrimeGenerator) TakeInt64(maxIndex int) <-chan int64 {
gen := generator.newInt64Generator()
ch := make(chan int64, generator.bufferSize)
go func() {
for i := 0; i < maxIndex; i++ {
ch <- gen()
}
close(ch)
}()
return ch
}
func (generator *PrimeGenerator) WhileInt64(condition func(index int, value int64) bool) <-chan int64 {
gen := generator.newInt64Generator()
ch := make(chan int64, generator.bufferSize)
go func() {
i := 0
for {
val := gen()
if !condition(i, val) {
close(ch)
return
}
ch <- val
i++
}
}()
return ch
}
func (generator *PrimeGenerator) UpToUint64(maxValue uint64) <-chan uint64 {
gen := generator.newUint64Generator()
ch := make(chan uint64, generator.bufferSize)
go func() {
for {
val := gen()
if val > maxValue {
close(ch)
return
}
ch <- val
}
}()
return ch
}
func (generator *PrimeGenerator) TakeUint64(maxIndex int) <-chan uint64 {
gen := generator.newUint64Generator()
ch := make(chan uint64, generator.bufferSize)
go func() {
for i := 0; i < maxIndex; i++ {
ch <- gen()
}
close(ch)
}()
return ch
}
func (generator *PrimeGenerator) WhileUint64(condition func(index int, value uint64) bool) <-chan uint64 {
gen := generator.newUint64Generator()
ch := make(chan uint64, generator.bufferSize)
go func() {
i := 0
for {
val := gen()
if !condition(i, val) {
close(ch)
return
}
ch <- val
i++
}
}()
return ch
}