diff include/core/strings.h @ 122:bc218c9d2ea6

strings: convert ToInt() to be a template ini: conform to new strings.cc changes
author Paper <mrpapersonic@gmail.com>
date Wed, 08 Nov 2023 21:36:09 -0500
parents 39521c47c7a3
children bc8d2ccff09c
line wrap: on
line diff
--- a/include/core/strings.h	Wed Nov 08 18:13:56 2023 -0500
+++ b/include/core/strings.h	Wed Nov 08 21:36:09 2023 -0500
@@ -4,6 +4,8 @@
 #include <string>
 #include <vector>
 #include <array>
+#include <limits>
+#include <stdexcept>
 #include <cstdint>
 
 class QString;
@@ -39,7 +41,24 @@
 QString ToQString(const std::wstring& wstring);
 
 /* arithmetic :) */
-int ToInt(const std::string& str, int def = 0);
+template<typename T = int>
+T ToInt(const std::string& str, T def = 0) {
+   auto clamp = [](const T& val, const T& min, const T& max){
+      return std::max(min, std::min(val, max));
+   };
+
+   try {
+      if constexpr (std::is_signed<T>::value) {
+         return clamp(std::stoll(str), std::numeric_limits<T>::min(), std::numeric_limits<T>::max());
+      } else if constexpr (std::is_unsigned<T>::value) {
+         return clamp(std::stoull(str), std::numeric_limits<T>::max(), std::numeric_limits<T>::max());
+      } else {
+         throw std::invalid_argument("it no worky");
+      }
+   } catch (std::invalid_argument const& ex) {
+      return def;
+   }
+}
 
 bool ToBool(const std::string& s, const bool def = false);
 std::string ToUtf8String(const bool b);