luke
/
sbt
mirror of https://github.com/sbt/sbt.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

better error message when help search syntax isn't a valid java.util.regex

This commit is contained in:
Mark Harrah 2013-02-19 14:33:22 -05:00
parent cbaef8a6f8
commit 824f10aa9a
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
main/command/src/main/scala/sbt/CommandUtil.scala
View File

@ -1,7 +1,7 @@
package sbt
import java.io.File
import java.util.regex.Pattern
import java.util.regex.{Pattern, PatternSyntaxException}
import complete.Parser
import complete.DefaultParsers._
@ -42,13 +42,16 @@ object CommandUtil
def detail(selected: String, detailMap: Map[String, String]): String =
detailMap.get(selected) match
{
case Some(exactDetail) =>exactDetail
case None =>
case Some(exactDetail) => exactDetail
case None => try {
val details = searchHelp(selected, detailMap)
if(details.isEmpty)
"No matches for regular expression '" + selected + "'."
else
layoutDetails(details)
} catch {
case pse: PatternSyntaxException => error("Invalid regular expression (java.util.regex syntax).\n" + pse.getMessage)
}
}
def searchHelp(selected: String, detailMap: Map[String, String]): Map[String, String] =
{