def split()

in scala-repl/src/main/scala/spark/ztools.sc [54:75]

• 22 lines of code
• 5 McCabe index (conditional complexity)

    def split(key: String): Array[String] = {
      var n = 0
      var j = 0
      for (i <- 0 until key.length) {
        if (key.charAt(i) == '.') n += 1
      }
      val k = new Array[String](n + 1)
      val sb = new mutable.StringBuilder(k.length)
      for (i <- 0 until key.length) {
        val ch = key.charAt(i)
        if (ch == '.') {
          k({
            j += 1;
            j - 1
          }) = sb.toString
          sb.setLength(0)
        }
        else sb.append(ch)
      }
      k(j) = sb.toString
      k
    }