From c4ab34a0496843f687bac503c5fc83f3f2f5e66b Mon Sep 17 00:00:00 2001
From: NNTin <nguyen.ngoctindaniel@gmail.com>
Date: Thu, 13 Dec 2018 18:28:01 +0100
Subject: [PATCH] V3: regex extension on java -version (#2316)

* regex extension on java -version

* make it a non capturing group

* alphanumeric matching

* Match specification: Style, line length

* Update manager.py
---
 redbot/cogs/audio/manager.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/redbot/cogs/audio/manager.py b/redbot/cogs/audio/manager.py
index df8649279..ae10bb3be 100644
--- a/redbot/cogs/audio/manager.py
+++ b/redbot/cogs/audio/manager.py
@@ -71,7 +71,9 @@ async def get_java_version(loop) -> _JavaVersion:
     #     ... version "MAJOR.MINOR.PATCH[_BUILD]" ...
     #     ...
     # We only care about the major and minor parts though.
-    version_line_re = re.compile(r'version "(?P<major>\d+).(?P<minor>\d+).\d+(?:_\d+)?"')
+    version_line_re = re.compile(
+        r'version "(?P<major>\d+).(?P<minor>\d+).\d+(?:_\d+)?(?:-[A-Za-z0-9]+)?"'
+    )
     short_version_re = re.compile(r'version "(?P<major>\d+)"')
 
     lines = version_info.splitlines()