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Scala Compiler Testing Tool

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/*
 * Scala (https://www.scala-lang.org)
 *
 * Copyright EPFL and Lightbend, Inc.
 *
 * Licensed under Apache License 2.0
 * (http://www.apache.org/licenses/LICENSE-2.0).
 *
 * See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.
 */

package scala.tools.partest

package object nest {

  def runAndExit(body: => Unit): Nothing = {
    body
    System.exit(0)
    ???
  }

  def toOpt(s: String): String             = if (s startsWith "--") s else "--" + s
  def fromOpt(s: String): String           = s stripPrefix "--"

  def stripQuotes(s: String): String = {
    def isQuotedBy(c: Char) = s.length > 0 && s.head == c && s.last == c
    if (List('"', '\'') exists isQuotedBy) s.tail.init else s
  }
}