path: root/src/compiler/scala/tools/util/StringOps.scala

package scala.tools.util

object StringOps {

  def decompose(str: String, sep: char): List[String] = {
    def ws(start: int): List[String] =
      if (start == str.length) List()
      else if (str.charAt(start) == sep) ws(start + 1)
      else {
        val end = str.indexOf(sep, start)
        if (end < 0) List(str.substring(start))
        else str.substring(start, end) :: ws(end + 1)
      }
    ws(0)
  }

  def words(str: String): List[String] = decompose(str, ' ')
}