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Scala example source code file (ReplStrings.scala)

This example Scala source code file (ReplStrings.scala) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Scala source code examples by using tags.

All credit for the original source code belongs to; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Scala tags/keywords

any, compiler, int, nsc, reflection, replstrings, string, stringbuilder

The ReplStrings.scala Scala example source code

/* NSC -- new Scala compiler
 * Copyright 2005-2013 LAMP/EPFL
 * @author  Paul Phillips

package interpreter

import scala.reflect.internal.Chars

trait ReplStrings {
  /** Convert a string into code that can recreate the string.
   *  This requires replacing all special characters by escape
   *  codes. It does not add the surrounding " marks.  */
  def string2code(str: String): String = {
    val res = new StringBuilder
    for (c <- str) c match {
      case '"' | '\'' | '\\'  => res += '\\' ; res += c
      case _ if c.isControl   => res ++= Chars.char2uescape(c)
      case _                  => res += c

  def string2codeQuoted(str: String) =
    "\"" + string2code(str) + "\""

  def any2stringOf(x: Any, maxlen: Int) =
    "scala.runtime.ScalaRunTime.replStringOf(%s, %s)".format(x, maxlen)

  def words(s: String) = (s.trim split "\\s+" filterNot (_ == "")).toList

Other Scala source code examples

Here is a short list of links related to this Scala ReplStrings.scala source code file:

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