fix: use std::size_t instead of size_t

- use C++ size_t from std namespace instead of a version from global namespace

Tested:
- Local build
- Unit-tests

1 files changed, 2 insertions, 1 deletions

diff --git a/include/tgbot/tools/StringTools.h b/include/tgbot/tools/StringTools.h
index d1bc094..cb26bb5 100644
--- a/include/tgbot/tools/StringTools.h
+++ b/include/tgbot/tools/StringTools.h
@@ -1,6 +1,7 @@
 #ifndef TGBOT_CPP_STRINGTOOLS_H
 #define TGBOT_CPP_STRINGTOOLS_H
 
+#include <cstddef>
 #include <vector>
 #include <string>
 #include <sstream>
@@ -36,7 +37,7 @@ void split(const std::string& str, char delimiter, std::vector<std::string>& des
  * Generates pseudo random string. It's recommended to call srand before this method.
  * @param length Length of resulting string.
  */
-std::string generateRandomString(size_t length);
+std::string generateRandomString(std::size_t length);
 
 /**
  * Performs url encode.