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author | louiz’ <louiz@louiz.org> | 2017-03-14 21:45:23 +0100 |
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committer | louiz’ <louiz@louiz.org> | 2017-03-14 21:45:23 +0100 |
commit | 0ab40dc1ab4e689921da54080b135e1d22b1c586 (patch) | |
tree | 238ac477aa6b29a8d1e187a8d97ecbcbbbc663ef /src/utils/get_first_non_empty.hpp | |
parent | 2d3806152e854ace7533fc3ad34d4ac1c44e9687 (diff) | |
download | biboumi-0ab40dc1ab4e689921da54080b135e1d22b1c586.tar.gz biboumi-0ab40dc1ab4e689921da54080b135e1d22b1c586.tar.bz2 biboumi-0ab40dc1ab4e689921da54080b135e1d22b1c586.tar.xz biboumi-0ab40dc1ab4e689921da54080b135e1d22b1c586.zip |
Refactoring louloulibs and cmake
Use OBJECT libraries
Remove the louloulibs directory
Write FOUND variables in the cache
Diffstat (limited to 'src/utils/get_first_non_empty.hpp')
-rw-r--r-- | src/utils/get_first_non_empty.hpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/utils/get_first_non_empty.hpp b/src/utils/get_first_non_empty.hpp new file mode 100644 index 0000000..a38f5fb --- /dev/null +++ b/src/utils/get_first_non_empty.hpp @@ -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)...); +} |