From 5c677a94496ec55204c4e51b5f90aa998699a1a6 Mon Sep 17 00:00:00 2001
From: hvwyl <594352301@qq.com>
Date: Sat, 12 Jul 2025 22:32:30 +0800
Subject: [PATCH] Fix "Private Class Fields Parsing Error"

---
 jerry-core/parser/js/js-scanner.c         |  1 +
 tests/jerry/regression-test-issue-5017.js | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 tests/jerry/regression-test-issue-5017.js

diff --git a/jerry-core/parser/js/js-scanner.c b/jerry-core/parser/js/js-scanner.c
index 30d6e977c6..e5bc2b09e5 100644
--- a/jerry-core/parser/js/js-scanner.c
+++ b/jerry-core/parser/js/js-scanner.c
@@ -1189,6 +1189,7 @@ scanner_scan_primary_expression_end (parser_context_t *context_p, /**< context *
           scanner_context_p->mode = SCAN_MODE_CLASS_BODY;
           break;
         }
+        case LEXER_HASHMARK:
         case LEXER_RIGHT_BRACE:
         {
           source_p = context_p->source_p - 1;
diff --git a/tests/jerry/regression-test-issue-5017.js b/tests/jerry/regression-test-issue-5017.js
new file mode 100644
index 0000000000..81efdf62ac
--- /dev/null
+++ b/tests/jerry/regression-test-issue-5017.js
@@ -0,0 +1,19 @@
+// 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.
+
+class A {
+    #p = 'something'
+    #privateMethod() {
+    }
+}