Squashed 'libs/cli11/' content from commit dcbcb47

git-subtree-dir: libs/cli11
git-subtree-split: dcbcb4721dda5dab0a56d9faaaee50e6a30f7758

include/CLI/Formatter.hpp

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+// Copyright (c) 2017-2022, University of Cincinnati, developed by Henry Schreiner
+// under NSF AWARD 1414736 and by the respective contributors.
+// All rights reserved.
+//
+// SPDX-License-Identifier: BSD-3-Clause
+
+#pragma once
+
+// [CLI11:public_includes:set]
+#include <algorithm>
+#include <string>
+#include <vector>
+// [CLI11:public_includes:end]
+
+#include "App.hpp"
+#include "FormatterFwd.hpp"
+
+namespace CLI {
+// [CLI11:formatter_hpp:verbatim]
+// [CLI11:formatter_hpp:end]
+}  // namespace CLI
+
+#ifndef CLI11_COMPILE
+#include "impl/Formatter_inl.hpp"
+#endif