From 1e7b213bacea34f80114f36c1c1eda9d17f81ed3 Mon Sep 17 00:00:00 2001
From: Raul Metsma <raul@metsma.ee>
Date: Mon, 13 Apr 2026 08:35:45 +0300
Subject: [PATCH] Add virtual destructor

Signed-off-by: Raul Metsma <raul@metsma.ee>
---
 cdoc/Logger.h | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/cdoc/Logger.h b/cdoc/Logger.h
index 20f15ed3..a3d27234 100644
--- a/cdoc/Logger.h
+++ b/cdoc/Logger.h
@@ -16,14 +16,10 @@
  *
  */
 
-#ifndef __LOGGER_H__INCLUDED__
-#define __LOGGER_H__INCLUDED__
+#pragma once
 
-#include <cdoc/Exports.h>
 #include <cdoc/CDoc.h>
 
-#include <string>
-
 namespace libcdoc
 {
 
@@ -33,6 +29,8 @@ namespace libcdoc
 class CDOC_EXPORT Logger
 {
 public:
+    virtual ~Logger() noexcept = default;
+
     /**
      * @brief Logs given message with given severity, file name and line number.
      * 
@@ -55,7 +53,7 @@ class CDOC_EXPORT Logger
      * to LEVEL_INFO (default), then LEVEL_FATAL, LEVEL_ERROR, LEVEL_WARNING and LEVEL_INFO
      * messages are logged, but not LEVEL_DEBUG or LEVEL_TRACE messages.
      */
-    void setMinLogLevel(LogLevel level) noexcept { min_level = level; }
+    constexpr void setMinLogLevel(LogLevel level) noexcept { min_level = level; }
 
 protected:
     /**
@@ -79,5 +77,3 @@ class CDOC_EXPORT Logger
 };
 
 }
-
-#endif