Merge pull request #47 from guersam/tmp/fix-44-FQN-type-parameter

Fix #44 allow qualified type parameter in patterns

Author: daniel-trinh

scalariform/src/main/scala/com/danieltrinh/scalariform/parser/ScalaParser.scala

@@ -949,7 +949,7 @@ class ScalaParser(tokens: Array[Token]) {
         val uscore = nextToken()
         val wildcardTypeOpt = if (SUBTYPE || SUPERTYPE) Some(wildcardType()) else None
         typeElementFlatten3(uscore, wildcardTypeOpt)
-      case _ if isIdent && isVariableName(currentToken.text) ⇒
+      case _ if isIdent && isVariableName(currentToken.text) && !(Set(DOT, HASH) contains lookahead(1)) ⇒
         typeElementFlatten3(ident())
       case _ ⇒
         List(typ())

scalariform/src/test/scala/com/danieltrinh/scalariform/parser/ParserTest.scala

@@ -41,6 +41,16 @@ class ParserTest extends FlatSpec with ShouldMatchers {
     evaluating { parseCompilationUnit("package a {} package b {}") } should produce[ScalaParserException]
   }
 
+  // issue #44
+  "Parser" should "allow qualified type parameter in pattern matching" in {
+    parseExpression("""
+    {
+      case List[scala.Int]() => 1
+      case _: List[scala.Int] => 2
+    }
+    """)
+  }
+
   private def parser(s: String) = new ScalaParser(ScalaLexer.tokenise(s).toArray)
   private def parseExpression(s: String) = parser(s).expr
   private def parseCompilationUnit(s: String) = parser(s).compilationUnit