Nested destructuring binding patterns should inherit the PARSER_PATTERN_ARGUMENTS flag. (#3508)

Fixes #3398.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com

jerry-core/parser/js/js-parser-expr.c

@@ -2531,7 +2531,8 @@ parser_pattern_process_nested_pattern (parser_context_t *context_p, /**< context
                                     | (flags & (PARSER_PATTERN_BINDING
                                                 | PARSER_PATTERN_LEXICAL
                                                 | PARSER_PATTERN_LOCAL
-                                                | PARSER_PATTERN_REST_ELEMENT)));
+                                                | PARSER_PATTERN_REST_ELEMENT
+                                                | PARSER_PATTERN_ARGUMENTS)));
 
   if (context_p->next_scanner_info_p->source_p == context_p->source_p)
   {

tests/jerry/fail/regression-test-issue-3398.js

@@ -0,0 +1,20 @@
+// 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.
+
+function f($, [
+    [b, [c] = [], {} = {
+        $: eval()
+    }]
+] = [[]], c) {}
+f()