fix corner case in merge_vars (#5830)

fixes #5829
2024-06-08 20:15:37 +03:00
parent 09910771a1
commit 2cb6454b1f
2 changed files with 43 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -6719,9 +6719,11 @@ Compressor.prototype.compress = function(node) {
                    segments.consequent = scan_branches(level + 1, condition.left, condition.right).consequent;
                    break;
                  case "||":
-                  case "??":
                    segments.alternative = scan_branches(level + 1, condition.left, null, condition.right).alternative;
                    break;
+                  case "??":
+                    segments.alternative = scan_branches(level + 1, condition.left, condition.right, condition.right).alternative;
+                    break;
                  default:
                    condition.walk(tw);
                    break;