Don't allow with statements in strict mode

2016-06-12 18:58:20 +02:00
parent 6c8e001fee
commit bb9c9707aa
2 changed files with 19 additions and 0 deletions
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -928,6 +928,9 @@ function parse($TEXT, options) {
                return tmp = const_(), semicolon(), tmp;

              case "with":
+                if (S.input.has_directive("use strict")) {
+                    croak("Strict mode may not include a with statement");
+                }
                return new AST_With({
                    expression : parenthesised(),
                    body       : statement()