fix corner case with arguments (#4697)

fixes #4696
2021-02-27 01:26:15 +00:00
parent ba4a771bbc
commit 0a42457df6
3 changed files with 24 additions and 1 deletions
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -108,6 +108,7 @@ function is_lhs(node, parent) {
    if (parent instanceof AST_DefaultValue) return parent.name === node && node;
    if (parent instanceof AST_Destructured) return node;
    if (parent instanceof AST_DestructuredKeyVal) return node;
+    if (parent instanceof AST_ForEnumeration) return parent.init === node && node;
    if (parent instanceof AST_Unary) return unary_side_effects[parent.operator] && parent.expression;
 }