Workaround for issue lift#1169

pbrant · Feb 28, 2012 · 42ca1b1 · 42ca1b1
1 parent 23d98a8
commit 42ca1b1
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diff --git a/core/json/src/main/scala/net/liftweb/json/ScalaSig.scala b/core/json/src/main/scala/net/liftweb/json/ScalaSig.scala
@@ -65,6 +65,7 @@ private[json] object ScalaSigReader {
       case TypeRefType(ThisType(_), symbol, _) if isPrimitive(symbol) => symbol
       case TypeRefType(_, _, TypeRefType(ThisType(_), symbol, _) :: xs) => symbol
       case TypeRefType(_, symbol, Nil) => symbol
+      case TypeRefType(_, _, args) if typeArgIndex >= args.length => findPrimitive(args(0))
       case TypeRefType(_, _, args) =>
         args(typeArgIndex) match {
           case ref @ TypeRefType(_, _, _) => findPrimitive(ref)

diff --git a/core/json/src/test/scala/net/liftweb/json/ExtractionBugs.scala b/core/json/src/test/scala/net/liftweb/json/ExtractionBugs.scala
@@ -52,6 +52,13 @@ object ExtractionBugs extends Specification("Extraction bugs Specification") {
     parse("""{"nums":[10]}""").extract[HasCompanion] mustEqual HasCompanion(List(10))
   }
 
+  "Issue 1169" in {
+    val json = JsonParser.parse("""{"data":[{"one":1, "two":2}]}""")
+    json.extract[Response] mustEqual Response(List(Map("one" -> 1, "two" -> 2)))
+  }
+
+  case class Response(data: List[Map[String, Int]])
+
   case class OptionOfInt(opt: Option[Int])
 
   case class PMap(m: Map[String, List[String]])