Squashed 'externals/oaknut/' content from commit 86f2ca872

git-subtree-dir: externals/oaknut
git-subtree-split: 86f2ca87222e59fb0b89b2f2a6b422a58a2e0892

include/oaknut/impl/string_literal.hpp

@@ -0,0 +1,24 @@
+// SPDX-FileCopyrightText: Copyright (c) 2022 merryhime <https://mary.rs>
+// SPDX-License-Identifier: MIT
+
+#pragma once
+
+#include <algorithm>
+#include <cstddef>
+
+namespace oaknut {
+
+template<size_t N>
+struct StringLiteral {
+    constexpr StringLiteral(const char (&str)[N])
+    {
+        std::copy_n(str, N, value);
+    }
+
+    static constexpr std::size_t strlen = N - 1;
+    static constexpr std::size_t size = N;
+
+    char value[N];
+};
+
+}  // namespace oaknut