Move get_first_non_empty to louloulibs/utils

This commit is contained in:
louiz’
2016-08-22 21:29:22 +02:00
parent 38a4bcb2d2
commit e13d3fdf4d
3 changed files with 1 additions and 1 deletions
+20
View File
@@ -0,0 +1,20 @@
#pragma once
#include <string>
bool is_empty(const std::string& val);
bool is_empty(const int& val);
template <typename T>
T get_first_non_empty(T&& last)
{
return last;
}
template <typename T, typename... Args>
T get_first_non_empty(T&& first, Args&&... args)
{
if (!is_empty(first))
return first;
return get_first_non_empty(std::forward<Args>(args)...);
}