fix side_effects on AST_Class (#2031)

fixes #2028
2017-05-31 01:44:29 +08:00
parent 23265ac253
commit 303293e4aa
2 changed files with 37 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -251,7 +251,7 @@ merge(Compressor.prototype, {
                    })
                });
            }
-            if (node instanceof AST_Lambda && node !== self) {
+            if (node instanceof AST_Class || node instanceof AST_Lambda && node !== self) {
                return node;
            }
            if (node instanceof AST_Block) {