From 44cbdecd21062332409d14a0ecda9298293d8eb4 Mon Sep 17 00:00:00 2001
From: Alexander Borisov <alexander.borisov@nginx.com>
Date: Tue, 16 Jul 2019 17:32:11 +0300
Subject: [PATCH] Fixed parsing of "$&" substitutions in
 String.prototype.replace().

---
 njs/njs_string.c         | 3 ---
 njs/test/njs_unit_test.c | 3 +++
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/njs/njs_string.c b/njs/njs_string.c
index 69d2f492..e4ddd128 100644
--- a/njs/njs_string.c
+++ b/njs/njs_string.c
@@ -3513,9 +3513,6 @@ skip:
 
             type *= 2;
 
-        } else if (c == '&') {
-            type = 0;
-
         } else if (c == '`') {
             type = NJS_SUBST_PRECEDING;
 
diff --git a/njs/test/njs_unit_test.c b/njs/test/njs_unit_test.c
index eecb0a24..860ab5a9 100644
--- a/njs/test/njs_unit_test.c
+++ b/njs/test/njs_unit_test.c
@@ -5684,6 +5684,9 @@ static njs_unit_test_t  njs_test[] =
     { nxt_string("typeof String.bytesFrom(Array(15).fill(0xE3)).replace(/^/g, 1)"),
       nxt_string("string") },
 
+    { nxt_string("typeof '0'.replace(/^/g, '$&')"),
+      nxt_string("string") },
+
     { nxt_string("/]/"),
       nxt_string("/\\]/") },
 
-- 
2.47.3