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• Randomizer.scala

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com.github.jeroenr.tepkin.util.Randomizer.scala Maven / Gradle / Ivy

package com.github.jeroenr.tepkin.util

import java.util.concurrent.ThreadLocalRandom

trait Randomizer {

  def random: ThreadLocalRandom = ThreadLocalRandom.current()

  def randomString(alphabet: String)(n: Int): String = {
    Stream.continually(random.nextInt(alphabet.size)).map(alphabet).take(n).mkString
  }

  def randomString(n: Int): String = {
    randomString {
      """!"#$%&'()*+-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~"""
    }(n)
  }
}