From ac0b74cea0428e3470e59ea06f643743b5e51cc4 Mon Sep 17 00:00:00 2001
From: Martin Kleusberg <mkleusberg@gmail.com>
Date: Fri, 17 Jan 2020 12:22:36 +0100
Subject: [PATCH] Fix regexp implementation to work with Unicode characters

After switching from QRegExp to QRegularExpression matching Unicode
characters was broken. This functionality is now restored.

See issue #2054.
---
 src/sqlitedb.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/sqlitedb.cpp b/src/sqlitedb.cpp
index 1f1ce5a4..0128ba55 100644
--- a/src/sqlitedb.cpp
+++ b/src/sqlitedb.cpp
@@ -143,6 +143,7 @@ static void regexp(sqlite3_context* ctx, int /*argc*/, sqlite3_value* argv[])
     {
         // Pattern is not in cache. Create a new regular expressions object, compile it, and insert it into the cache
         regex.setPattern(pattern);
+        regex.setPatternOptions(QRegularExpression::UseUnicodePropertiesOption);
         if(!regex.isValid())
             return sqlite3_result_error(ctx, "invalid operand", -1);
         regex.optimize();