Some polishings in RefinedPrinter

odersky · odersky · commit 2afb505b151e · 2018-06-06T14:13:44.000+02:00
- avoid computing owner of NoSymbol
diff --git a/compiler/src/dotty/tools/dotc/printing/RefinedPrinter.scala b/compiler/src/dotty/tools/dotc/printing/RefinedPrinter.scala
@@ -612,7 +612,7 @@ class RefinedPrinter(_ctx: Context) extends PlainPrinter(_ctx) {
   }
 
   private def toTextOwner(tree: Tree[_]) =
-    "[owner = " ~ tree.symbol.owner.show ~ "]" provided ctx.settings.YprintDebugOwners.value
+    "[owner = " ~ tree.symbol.maybeOwner.show ~ "]" provided ctx.settings.YprintDebugOwners.value
 
   protected def dclTextOr[T >: Untyped](tree: Tree[T])(treeText: => Text) =
     toTextOwner(tree) ~ {

Original file line number	Diff line number	Diff line change
`@@ -612,7 +612,7 @@ class RefinedPrinter(_ctx: Context) extends PlainPrinter(_ctx) {`
`612`	`612`	`}`
`613`	`613`
`614`	`614`	`private def toTextOwner(tree: Tree[_]) =`
`615`		`- "[owner = " ~ tree.symbol.owner.show ~ "]" provided ctx.settings.YprintDebugOwners.value`
	`615`	`+ "[owner = " ~ tree.symbol.maybeOwner.show ~ "]" provided ctx.settings.YprintDebugOwners.value`
`616`	`616`
`617`	`617`	`protected def dclTextOr[T >: Untyped](tree: Tree[T])(treeText: => Text) =`
`618`	`618`	`toTextOwner(tree) ~ {`