mirror of
https://github.com/wpilibsuite/allwpilib
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36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
/*----------------------------------------------------------------------------*/
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/* Copyright (c) 2019 FIRST. All Rights Reserved. */
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/* Open Source Software - may be modified and shared by FRC teams. The code */
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/* must be accompanied by the FIRST BSD license file in the root directory of */
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/* the project. */
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/*----------------------------------------------------------------------------*/
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#ifndef WPIUTIL_WPI_OPTIONAL_H_
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#define WPIUTIL_WPI_OPTIONAL_H_
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// clang-format off
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#ifdef _MSC_VER
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#pragma message("warning: wpi/optional.h is deprecated; include <optional> instead")
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#else
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#warning "wpi/optional.h is deprecated; include <optional> instead"
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#endif
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#include <optional>
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namespace wpi {
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template <typename T>
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using optional [[deprecated("use std::optional")]] = std::optional<T>;
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using nullopt_t [[deprecated("use std::nullopt_t")]] = std::nullopt_t;
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[[deprecated("use std::nullopt")]] inline constexpr std::nullopt_t nullopt =
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std::nullopt;
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} // namespace wpi
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// clang-format on
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#endif // WPIUTIL_WPI_OPTIONAL_H_
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