Levenshtein distance in net.liftweb.util.LD - exception if first parameter is empty. #1225

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merged 2 commits into from Mar 1, 2012

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@emssik

[info] Starting scala interpreter...
[info]
Welcome to Scala version 2.9.1.final (Java HotSpot(TM) 64-Bit Server VM, Java 1.6.0_26).

scala> import net.liftweb.util.LD
import net.liftweb.util.LD

scala> LD("aa", "bb")
res3: Int = 2

scala> LD("aa", "")
res4: Int = 2

scala> LD("", "bb")
java.util.NoSuchElementException
at scala.collection.LinearSeqOptimized$class.last(LinearSeqOptimized.scala:135)
at scala.collection.immutable.List.last(List.scala:45)
at net.liftweb.util.LD$.apply(LD.scala:94)
at .(:11)
at .()
at .(:11)
at .()
at $print()
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.call(IMain.scala:704)
at scala.tools.nsc.interpreter.IMain$Request.loadAndRun(IMain.scala:914)
at scala.tools.nsc.interpreter.IMain.loadAndRunReq$1(IMain.scala:546)
at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:577)
at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:543)
at scala.tools.nsc.interpreter.ILoop.reallyInterpret$1(ILoop.scala:694)
at scala.tools.nsc.interpreter.ILoop.interpretStartingWith(ILoop.scala:745)
at scala.tools.nsc.interpreter.ILoop.command(ILoop.scala:651)
at scala.tools.nsc.interpreter.ILoop.processLine$1(ILoop.scala:542)
at scala.tools.nsc.interpreter.ILoop.loop(ILoop.scala:550)
at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:822)
at scala.tools.nsc.interpreter.ILoop.main(ILoop.scala:851)
at xsbt.ConsoleInterface.run(ConsoleInterface.scala:57)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at sbt.compiler.AnalyzingCompiler.call(AnalyzingCompiler.scala:57)
at sbt.compiler.AnalyzingCompiler.console(AnalyzingCompiler.scala:48)
at sbt.Console.console0$1(Console.scala:23)
at sbt.Console$$anonfun$apply$2$$anonfun$apply$1.apply$mcV$sp(Console.scala:24)
at sbt.TrapExit$.executeMain$1(TrapExit.scala:33)
at sbt.TrapExit$$anon$1.run(TrapExit.scala:42)

@dpp dpp added a commit that closed this pull request Feb 27, 2012
@dpp dpp Closes #1225 648e52c
@dpp dpp closed this in 648e52c Feb 27, 2012
@dpp dpp reopened this Feb 27, 2012
@dpp dpp was assigned Feb 28, 2012
@dpp dpp merged commit d6215e6 into master Mar 1, 2012
@fmpwizard fmpwizard deleted the dpp_issue_1225 branch Aug 2, 2013
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