From 881306401018965b6f589fd4e05b38970582a75b Mon Sep 17 00:00:00 2001
From: dong <dde-mail@qq.com>
Date: Fri, 27 Oct 2023 07:31:42 -0500
Subject: [PATCH] Let indexed arrays to support inline linebreaks in
 LineFormatter (#1818)

---
 src/Monolog/Formatter/LineFormatter.php       | 2 +-
 tests/Monolog/Formatter/LineFormatterTest.php | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Monolog/Formatter/LineFormatter.php b/src/Monolog/Formatter/LineFormatter.php
index 5d559923..eb838a7a 100644
--- a/src/Monolog/Formatter/LineFormatter.php
+++ b/src/Monolog/Formatter/LineFormatter.php
@@ -192,7 +192,7 @@ class LineFormatter extends NormalizerFormatter
     protected function replaceNewlines(string $str): string
     {
         if ($this->allowInlineLineBreaks) {
-            if (0 === strpos($str, '{')) {
+            if (0 === strpos($str, '{') || 0 === strpos($str, '[')) {
                 $str = preg_replace('/(?<!\\\\)\\\\[rn]/', "\n", $str);
                 if (null === $str) {
                     $pcreErrorCode = preg_last_error();
diff --git a/tests/Monolog/Formatter/LineFormatterTest.php b/tests/Monolog/Formatter/LineFormatterTest.php
index 466419fb..831ccbc9 100644
--- a/tests/Monolog/Formatter/LineFormatterTest.php
+++ b/tests/Monolog/Formatter/LineFormatterTest.php
@@ -147,6 +147,8 @@ class LineFormatterTest extends TestCase
         $formatter->allowInlineLineBreaks();
 
         self::assertSame('{"test":"foo'."\n".'bar\\\\name-with-n"}', $formatter->stringify(["test" => "foo\nbar\\name-with-n"]));
+        self::assertSame('["indexed'."\n".'arrays'."\n".'without'."\n".'key","foo'."\n".'bar\\\\name-with-n"]', $formatter->stringify(["indexed\narrays\nwithout\nkey", "foo\nbar\\name-with-n"]));
+        self::assertSame('[{"first":"multi-dimensional'."\n".'arrays"},{"second":"foo'."\n".'bar\\\\name-with-n"}]', $formatter->stringify([["first" => "multi-dimensional\narrays"], ["second" => "foo\nbar\\name-with-n"]]));
     }
 
     public function testDefFormatWithExceptionAndStacktraceParserFull()