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string.go
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string.go
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package easyrand
func String(alphabet string, n int) (string, error) {
b, err := randomBytesAlphabet([]byte(alphabet), n)
if err != nil {
return "", err
}
return string(b), nil
}
const (
num = "0123456789"
alphaLower = "abcdefghijklmnopqrstuvwxyz"
alphaUpper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
alpha = alphaLower + alphaUpper
alphaNumLower = alphaLower + num
alphaNumUpper = alphaUpper + num
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 AlphaLowerString(n int) (string, error) {
return String(alphaLower, n)
}
func AlphaLowerStringChecked(n int) string {
s, err := AlphaLowerString(n)
if err != nil {
panic(err)
}
return s
}
func AlphaLowerStringUnchecked(n int) string {
s, _ := AlphaLowerString(n)
return s
}
func AlphaLowerVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return AlphaLowerString(n)
}
func AlphaLowerVarLenStringChecked(nmin, nmax int) string {
s, err := AlphaLowerVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func AlphaLowerVarLenStringUnchecked(nmin, nmax int) string {
s, _ := AlphaLowerVarLenString(nmin, nmax)
return s
}
func AlphaUpperString(n int) (string, error) {
return String(alphaUpper, n)
}
func AlphaUpperStringChecked(n int) string {
s, err := AlphaUpperString(n)
if err != nil {
panic(err)
}
return s
}
func AlphaUpperStringUnchecked(n int) string {
s, _ := AlphaUpperString(n)
return s
}
func AlphaUpperVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return AlphaUpperString(n)
}
func AlphaUpperVarLenStringChecked(nmin, nmax int) string {
s, err := AlphaLowerVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func AlphaUpperVarLenStringUnchecked(nmin, nmax int) string {
s, _ := AlphaLowerVarLenString(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
}
func AlphaNumLowerString(n int) (string, error) {
return String(alphaNumLower, n)
}
func AlphaNumLowerStringChecked(n int) string {
s, err := AlphaLowerString(n)
if err != nil {
panic(err)
}
return s
}
func AlphaNumLowerStringUnchecked(n int) string {
s, _ := AlphaLowerString(n)
return s
}
func AlphaNumLowerVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return AlphaNumLowerString(n)
}
func AlphaNumLowerVarLenStringChecked(nmin, nmax int) string {
s, err := AlphaNumLowerVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func AlphaNumLowerVarLenStringUnchecked(nmin, nmax int) string {
s, _ := AlphaNumLowerVarLenString(nmin, nmax)
return s
}
func AlphaNumUpperString(n int) (string, error) {
return String(alphaNumUpper, n)
}
func AlphaNumUpperStringChecked(n int) string {
s, err := AlphaUpperString(n)
if err != nil {
panic(err)
}
return s
}
func AlphaNumUpperStringUnchecked(n int) string {
s, _ := AlphaLowerString(n)
return s
}
func AlphaNumUpperVarLenString(nmin, nmax int) (string, error) {
n, err := IntRange(nmin, nmax)
if err != nil {
return "", err
}
return AlphaNumUpperString(n)
}
func AlphaNumUpperVarLenStringChecked(nmin, nmax int) string {
s, err := AlphaNumUpperVarLenString(nmin, nmax)
if err != nil {
panic(err)
}
return s
}
func AlphaNumUpperVarLenStringUnchecked(nmin, nmax int) string {
s, _ := AlphaNumUpperVarLenString(nmin, nmax)
return s
}