q-uint / regen

Create Random Strings Based on Regular Expressions

regen

regen is a go library that creates random strings based on regular expressions.

usage

• limit is the maximum number of times *, + or repeat.
  values smaller than 0 default to 10.

package main

import (
	"fmt"

	"github.com/di-wu/regen"
)

func main() {
    g, err := regen.New(`[01]{5}`)
    if err != nil {
        panic(err)
    }
    for i := 0; i < 5; i++ {
        fmt.Println(g.Generate())
    }
}

00001
01000
11101
11000
10000

cli

• regex (string): regex used to generate strings
• seed (int64) : a certain seed to generate strings
• limit (int) : the amount of iterations of *, + and repetitions
• n (int) : number of regex strings to generate

go run cli/cli.go -regex="[01]{5}" -n=5