examples/rust/enum/example_generated.h

// Part of the Crubit project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

// Automatically @generated C++ bindings for the following Rust crate:
// example_crate_golden

// clang-format off
#ifndef EXAMPLES_RUST_ENUM_EXAMPLE_CRATE_GOLDEN
#define EXAMPLES_RUST_ENUM_EXAMPLE_CRATE_GOLDEN

#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wreturn-type-c-linkage"
#pragma clang diagnostic ignored "-Wunused-private-field"
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#pragma clang diagnostic ignored "-Wignored-attributes"
#pragma clang diagnostic ignored "-Wshadow"
#include "support/annotations_internal.h"
#include "support/internal/slot.h"

#include <array>
#include <cstddef>
#include <cstring>
#include <type_traits>

namespace example_crate {

struct CRUBIT_INTERNAL_RUST_TYPE(":: example_crate_golden :: Color") alignas(1)
    [[clang::trivial_abi]] Color final {
 public:
  // Default::default
  Color();

  static constexpr Color MakeRed();

  static constexpr Color MakeBlue();

  static constexpr Color MakeGreen();

  // No custom `Drop` impl and no custom "drop glue" required
  ~Color() = default;
  Color(Color&&) = default;
  Color& operator=(Color&&) = default;

  // Rust types that are `Copy` get trivial, `default` C++ copy constructor and
  // assignment operator.
  Color(const Color&) = default;
  Color& operator=(const Color&) = default;
  Color(::crubit::UnsafeRelocateTag, Color&& value);

 private:
  // Field type has been replaced with a blob of bytes: No support for bindings
  // of individual non-repr(C) `enum`s
  ::std::array<unsigned char, 1> __opaque_blob_of_bytes;

 private:
  struct PrivateBytesTag {};
  constexpr Color(PrivateBytesTag, ::std::array<unsigned char, 1> bytes)
      : __opaque_blob_of_bytes(bytes) {}

 private:
  static void __crubit_field_offset_assertions();
};

static_assert(
    sizeof(::example_crate::Color) == 1,
    "Verify that ADT layout didn't change since this header got generated");
static_assert(
    alignof(::example_crate::Color) == 1,
    "Verify that ADT layout didn't change since this header got generated");
namespace __crubit_internal {
extern "C" void
__crubit_thunk_Default_udefault_uexample_ucrate_ugolden_x0000003a_x0000003aColor(
    ::example_crate::Color* __ret_ptr);
}
inline ::example_crate::Color::Color() {
  __crubit_internal::
      __crubit_thunk_Default_udefault_uexample_ucrate_ugolden_x0000003a_x0000003aColor(
          this);
}
// `static` constructor
inline constexpr ::example_crate::Color(::example_crate::Color::MakeRed)() {
  return Color(PrivateBytesTag{}, {0});
}

// `static` constructor
inline constexpr ::example_crate::Color(::example_crate::Color::MakeBlue)() {
  return Color(PrivateBytesTag{}, {1});
}

// `static` constructor
inline constexpr ::example_crate::Color(::example_crate::Color::MakeGreen)() {
  return Color(PrivateBytesTag{}, {2});
}
static_assert(::std::is_trivially_destructible_v<::example_crate::Color>);
static_assert(::std::is_trivially_move_constructible_v<::example_crate::Color>);
static_assert(::std::is_trivially_move_assignable_v<::example_crate::Color>);
static_assert(::std::is_trivially_copy_constructible_v<::example_crate::Color>);
static_assert(::std::is_trivially_copy_assignable_v<::example_crate::Color>);
inline ::example_crate::Color::Color(::crubit::UnsafeRelocateTag,
                                     Color&& value) {
  ::std::memcpy(this, &value, sizeof(value));
}
inline void ::example_crate::Color::__crubit_field_offset_assertions() {
  {
    using __crubit_assert_type = ::example_crate::Color;
    static_assert(0 == offsetof(__crubit_assert_type, __opaque_blob_of_bytes));
  }
}
}  // namespace example_crate

#pragma clang diagnostic pop
#endif  // EXAMPLES_RUST_ENUM_EXAMPLE_CRATE_GOLDEN