Add strict mode check to for-in and for-of header in parser_parse_for_statement_start (#3513)

JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
2020-01-28 13:24:30 +01:00
parent b73100d933
commit 2fe06f82f1
4 changed files with 39 additions and 0 deletions
@@ -0,0 +1,29 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+'use strict';
+try {
+  eval('for (var i = 0 in {}) {}');
+  assert(false);
+} catch(e) {
+  assert(e instanceof SyntaxError);
+}
+
+try {
+  eval('for (var = i of {}) {}');
+  assert(false);
+} catch (e) {
+  assert(e instanceof SyntaxError);
+}