Simplify printTopLevelTree in JS printer

gzm0 · gzm0 · commit 40c1401c26a9 · 2023-12-28T18:31:52.000+01:00
Because it does not need to flatten blocks anymore, we can simply
print it as a statement and add a trailing newline.
diff --git a/linker/shared/src/main/scala/org/scalajs/linker/backend/javascript/Printers.scala b/linker/shared/src/main/scala/org/scalajs/linker/backend/javascript/Printers.scala
@@ -62,19 +62,8 @@ object Printers {
     }
 
     def printTopLevelTree(tree: Tree): Unit = {
-      tree match {
-        case Skip() =>
-          // do not print anything
-        case tree: Block =>
-          var rest = tree.stats
-          while (rest.nonEmpty) {
-            printTopLevelTree(rest.head)
-            rest = rest.tail
-          }
-        case _ =>
-          printStat(tree)
-          println()
-      }
+      printStat(tree)
+      println()
     }
 
     protected def printRow(ts: List[Tree], start: Char, end: Char): Unit = {
