Data commit

Task/Multisplit/Scala/multisplit.scala

@@ -0,0 +1,16 @@
+import scala.annotation.tailrec
+def multiSplit(str:String, sep:Seq[String])={
+   def findSep(index:Int)=sep find (str startsWith (_, index))
+   @tailrec def nextSep(index:Int):(Int,Int)=
+      if(index>str.size) (index, 0) else findSep(index) match {
+         case Some(sep) => (index, sep.size)
+         case _ => nextSep(index + 1)
+      }
+   def getParts(start:Int, pos:(Int,Int)):List[String]={
+      val part=str slice (start, pos._1)
+      if(pos._2==0) List(part) else part :: getParts(pos._1+pos._2, nextSep(pos._1+pos._2))
+   }
+   getParts(0, nextSep(0))
+}
+
+println(multiSplit("a!===b=!=c", Seq("!=", "==", "=")))