Asterisk should be ignored by object initializers. (#3872)

Fixes #3869

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

Author: zherczeg

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

@@ -3048,6 +3048,16 @@ lexer_expect_object_literal_id (parser_context_t *context_p, /**< context */
         return;
       }
       case LIT_CHAR_ASTERISK:
+      {
+        if (ident_opts & (LEXER_OBJ_IDENT_ONLY_IDENTIFIERS | LEXER_OBJ_IDENT_OBJECT_PATTERN))
+        {
+          break;
+        }
+
+        context_p->token.type = LEXER_MULTIPLY;
+        lexer_consume_next_character (context_p);
+        return;
+      }
 #endif /* ENABLED (JERRY_ES2015) */
       case LIT_CHAR_RIGHT_BRACE:
       {
@@ -3057,13 +3067,6 @@ lexer_expect_object_literal_id (parser_context_t *context_p, /**< context */
         }
 
         context_p->token.type = LEXER_RIGHT_BRACE;
-#if ENABLED (JERRY_ES2015)
-        if (context_p->source_p[0] == LIT_CHAR_ASTERISK)
-        {
-          context_p->token.type = LEXER_MULTIPLY;
-        }
-#endif /* ENABLED (JERRY_ES2015) */
-
         lexer_consume_next_character (context_p);
         return;
       }

tests/jerry/es2015/regresssion-test-issue-3869.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.
+
+try {
+  eval('function a ({ *x:x }) {}')
+  assert(false)
+} catch (e) {
+  assert(e instanceof SyntaxError)
+}