fix corner case in comments (#3500)

2019-10-20 03:21:30 +08:00
parent 6b4886c908
commit 543dd7d3d7
2 changed files with 76 additions and 45 deletions
--- a/lib/output.js
+++ b/lib/output.js
@@ -452,7 +452,7 @@ function OutputStream(options) {
        var self = this;
        var scan = node instanceof AST_Exit && node.value;
        var comments = dump(node);
-        if (!comments) return;
+        if (!comments) comments = [];

        if (scan) {
            var tw = new TreeWalker(function(node) {