Early return when the scanner throws an error while parsing an invalid function identifier (#3464)

Fixes #3454 JerryScript-DCO-1.0-Signed-off-by: Daniel Balla dballa@inf.u-szeged.hu
2019-12-19 15:50:09 +01:00
parent 456fb046ba
commit 52616f7d8c
2 changed files with 33 additions and 0 deletions
@@ -0,0 +1,21 @@
+// 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("var $ = function yield() {}");
+  assert(false);
+} catch (e) {
+  assert(e instanceof SyntaxError);
+}