From 2753ebd6c6c320e459d2cab65e8a0328138c1d60 Mon Sep 17 00:00:00 2001
From: Kitsune Ral <Kitsune-Ral@users.sf.net>
Date: Fri, 11 Sep 2020 07:10:32 +0200
Subject: util.cpp: assert validity of regular expressions

(cherry picked from commit 0e87640560343c15b0a218796509d2d94e1a5c77)
---
 lib/util.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lib')

diff --git a/lib/util.cpp b/lib/util.cpp
index 023645c1..ffb36068 100644
--- a/lib/util.cpp
+++ b/lib/util.cpp
@@ -60,6 +60,8 @@ void Quotient::linkifyUrls(QString& htmlEscapedText)
         QStringLiteral(
             R"((^|[^<>/])([!#@][-a-z0-9_=#/.]{1,252}:(?:\w|\.|-)+\.\w+(?::\d{1,5})?))"),
         RegExpOptions);
+    Q_ASSERT(FullUrlRegExp.isValid() && EmailAddressRegExp.isValid()
+             && MxIdRegExp.isValid());
 
     // NOTE: htmlEscapedText is already HTML-escaped! No literal <,>,&,"
 
@@ -127,6 +129,7 @@ QString Quotient::serverPart(const QString& mxId)
     static QRegularExpression parser(
         re,
         QRegularExpression::UseUnicodePropertiesOption); // Because Asian digits
+    Q_ASSERT(parser.isValid());
     return parser.match(mxId).captured(1);
 }
 
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