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legacy-svn-scala
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Made the empty string print as "" in the repl instead of as nothing. 

This after being misled one too many times by a variation of this:

scala> List[String]()
res1: List[String] = List()

scala> List[String]("")
res2: List[String] = List()

No review.

git-svn-id: http://lampsvn.epfl.ch/svn-repos/scala/scala/trunk@24041 5e8d7ff9-d8ef-0310-90f0-a4852d11357a
This commit is contained in:
extempore 2011-01-20 20:48:38 +00:00
parent f45fae2e96
commit 1e2ef90b5f
1 changed files with 1 additions and 0 deletions
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1
src/library/scala/runtime/ScalaRunTime.scala
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@ -289,6 +289,7 @@ object ScalaRunTime {
// The recursively applied attempt to prettify Array printing // The recursively applied attempt to prettify Array printing
def inner(arg: Any): String = arg match { def inner(arg: Any): String = arg match {
case null => "null" case null => "null"
case "" => "\"\""
case x if useOwnToString(x) => x.toString case x if useOwnToString(x) => x.toString
case x: AnyRef if isArray(x) => WrappedArray make x take maxElements map inner mkString ("Array(", ", ", ")") case x: AnyRef if isArray(x) => WrappedArray make x take maxElements map inner mkString ("Array(", ", ", ")")
case x: collection.Map[_, _] => x take maxElements map mapInner mkString (x.stringPrefix + "(", ", ", ")") case x: collection.Map[_, _] => x take maxElements map mapInner mkString (x.stringPrefix + "(", ", ", ")")