From a191c5901e7c6b547a698a9394a309d468bb69fd Mon Sep 17 00:00:00 2001
From: Tyler Breisacher <matrixfrog@gmail.com>
Date: Sat, 20 Jun 2026 12:19:54 -0700
Subject: [PATCH] Proposed fix for #5357

---
 core/engine/src/tests/mod.rs | 9 +++++++++
 core/parser/src/lexer/mod.rs | 6 +-----
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/core/engine/src/tests/mod.rs b/core/engine/src/tests/mod.rs
index 2bf44f02fa8..cbff79322de 100644
--- a/core/engine/src/tests/mod.rs
+++ b/core/engine/src/tests/mod.rs
@@ -479,6 +479,15 @@ fn strict_mode_reserved_name() {
     }));
 }
 
+#[test]
+fn issue5357() {
+    run_test_actions([TestAction::assert_native_error(
+        "foo(); @",
+        JsNativeErrorKind::Syntax,
+        "unexpected '@' at line 1, col 8",
+    )]);
+}
+
 #[test]
 fn empty_statement() {
     run_test_actions([TestAction::assert_eq(
diff --git a/core/parser/src/lexer/mod.rs b/core/parser/src/lexer/mod.rs
index 3e493ea800f..21961a8c8f7 100644
--- a/core/parser/src/lexer/mod.rs
+++ b/core/parser/src/lexer/mod.rs
@@ -342,11 +342,7 @@ impl<R> Lexer<R> {
                     NumberLiteral::new(next_ch as u8).lex(&mut self.cursor, start, interner)
                 }
                 _ => {
-                    let details = format!(
-                        "unexpected '{c}' at line {}, column {}",
-                        start.line_number(),
-                        start.column_number()
-                    );
+                    let details = format!("unexpected '{c}'");
                     Err(Error::syntax(details, start.position()))
                 }
             }?;