-
Notifications
You must be signed in to change notification settings - Fork 0
/
string.go
134 lines (111 loc) · 2.32 KB
/
string.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
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
package easyrand
func String(alphabet string, n int) (string, error) {
b, err := randomBytes([]byte(alphabet), n)
if err != nil {
return "", err
}
return string(b), nil
}
const (
num = "0123456789"
alphaLower = "abcdefghijklmnopqrstuvwxyz"
alphaUpper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
alpha = alphaLower + alphaUpper
alphaNum = alphaLower + alphaUpper + num
)
func NumString(n int) (string, error) {
return String(num, n)
}
func NumStringChecked(n int) string {
s, err := NumString(n)
if err != nil {
panic(err)
}
return s
}
func NumStringUnchecked(n int) string {
s, _ := NumString(n)
return s
}
func NumVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return NumString(n)
}
func NumVarLenStringChecked(nmin, nmax int) string {
s, err := NumVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func NumVarLenStringUnchecked(nmin, nmax int) string {
s, _ := NumVarLenString(nmin, nmax)
return s
}
func AlphaString(n int) (string, error) {
return String(alpha, n)
}
func AlphaStringChecked(n int) string {
s, err := AlphaString(n)
if err != nil {
panic(err)
}
return s
}
func AlphaStringUnchecked(n int) string {
s, _ := AlphaString(n)
return s
}
func AlphaVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return AlphaString(n)
}
func AlphaVarLenStringChecked(nmin, nmax int) string {
s, err := AlphaVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func AlphaVarLenStringUnchecked(nmin, nmax int) string {
s, _ := AlphaVarLenString(nmin, nmax)
return s
}
func AlphaNumString(n int) (string, error) {
return String(alphaNum, n)
}
func AlphaNumStringChecked(n int) string {
s, err := AlphaString(n)
if err != nil {
panic(err)
}
return s
}
func AlphaNumStringUnchecked(n int) string {
s, _ := AlphaString(n)
return s
}
func AlphaNumVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return AlphaNumString(n)
}
func AlphaNumVarLenStringChecked(nmin, nmax int) string {
s, err := AlphaNumVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func AlphaNumVarLenStringUnchecked(nmin, nmax int) string {
s, _ := AlphaNumVarLenString(nmin, nmax)
return s
}