tools/fidl/fidlgen_cpp/goldens/error_wire_types.h.golden

// WARNING: This file is machine generated by fidlgen.

// fidl_experiment = output_index_json

#pragma once

#include <lib/fidl/cpp/wire/array.h>
#include <lib/fidl/cpp/wire/envelope.h>
#include <lib/fidl/cpp/wire/internal/framework_err.h>
#include <lib/fidl/cpp/wire/message.h>
#include <lib/fidl/cpp/wire/message_storage.h>
#include <lib/fidl/cpp/wire/object_view.h>
#include <lib/fidl/cpp/wire/string_view.h>
#include <lib/fidl/cpp/wire/traits.h>
#include <lib/fidl/cpp/wire/wire_types.h>
#include <lib/stdcompat/optional.h>

#include <cinttypes>
#ifdef __Fuchsia__
#include <lib/zx/channel.h>

#endif  // __Fuchsia__

#include <fidl/test.error/cpp/common_types.h>
#include <fidl/test.error/cpp/markers.h>

#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wshadow"

namespace test_error {

namespace wire {

struct ExampleFooRequest;

struct ExampleFooResponse;

class ExampleFooResult;

class ExampleFooResult {
 public:
  using Response = test_error::wire::ExampleFooResponse;

  ExampleFooResult() : ordinal_(::test_error::wire::ExampleFooResult::Ordinal::Invalid), envelope_{} {}

  ExampleFooResult(const ExampleFooResult&) = default;
  ExampleFooResult& operator=(const ExampleFooResult&) = default;
  ExampleFooResult(ExampleFooResult&&) = default;
  ExampleFooResult& operator=(ExampleFooResult&&) = default;

  enum class Tag : fidl_xunion_tag_t {
    kResponse = 1,  // 0x1
    kErr = 2,       // 0x2
  };

  bool has_invalid_tag() const { return ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::Invalid; }

  bool is_response() const { return ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::kResponse; }

  static ExampleFooResult WithResponse(::fidl::ObjectView<::test_error::wire::ExampleFooResponse> val) {
    ExampleFooResult result;
    result.ordinal_ = ::test_error::wire::ExampleFooResult::Ordinal::kResponse;
    result.envelope_.As<::test_error::wire::ExampleFooResponse>().set_data(std::move(val));
    return result;
  }

  template <typename... Args>
  static ExampleFooResult WithResponse(::fidl::AnyArena& allocator, Args&&... args) {
    return WithResponse(::fidl::ObjectView<::test_error::wire::ExampleFooResponse>(allocator,
                                                                                   std::forward<Args>(args)...));
  }

  ::test_error::wire::ExampleFooResponse& response() {
    ZX_ASSERT(ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::kResponse);
    return envelope_.As<::test_error::wire::ExampleFooResponse>().get_data();
  }
  const ::test_error::wire::ExampleFooResponse& response() const {
    ZX_ASSERT(ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::kResponse);
    return envelope_.As<::test_error::wire::ExampleFooResponse>().get_data();
  }

  bool is_err() const { return ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::kErr; }

  static ExampleFooResult WithErr(uint32_t val) {
    ExampleFooResult result;
    result.ordinal_ = ::test_error::wire::ExampleFooResult::Ordinal::kErr;
    result.envelope_.As<uint32_t>().set_data(std::move(val));
    return result;
  }

  uint32_t& err() {
    ZX_ASSERT(ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::kErr);
    return envelope_.As<uint32_t>().get_data();
  }
  const uint32_t& err() const {
    ZX_ASSERT(ordinal_ == ::test_error::wire::ExampleFooResult::Ordinal::kErr);
    return envelope_.As<uint32_t>().get_data();
  }
  ::test_error::wire::ExampleFooResult::Tag Which() const {
    ZX_ASSERT(!has_invalid_tag());
    return static_cast<::test_error::wire::ExampleFooResult::Tag>(ordinal_);
  }

 private:
  enum class Ordinal : fidl_xunion_tag_t {
    Invalid = 0,
    kResponse = 1,  // 0x1
    kErr = 2,       // 0x2
  };

  static void SizeAndOffsetAssertionHelper();
  ::test_error::wire::ExampleFooResult::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

struct ExampleFooRequest {
  ::fidl::StringView s = {};
};

struct ExampleFooResponse {
  int64_t y = {};
};

}  // namespace wire
}  // namespace test_error
namespace fidl {

template <>
struct TypeTraits<::test_error::wire::ExampleFooRequest> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 1;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 4294967295;
  static constexpr bool kHasFlexibleEnvelope = false;
  static constexpr bool kHasPointer = true;
};

template <>
struct IsFidlType<::test_error::wire::ExampleFooRequest> : public std::true_type {};
template <>
struct IsWire<::test_error::wire::ExampleFooRequest> : public std::true_type {};
template <>
struct IsStruct<::test_error::wire::ExampleFooRequest> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_error::wire::ExampleFooRequest>);
static_assert(offsetof(::test_error::wire::ExampleFooRequest, s) == 0);
static_assert(sizeof(::test_error::wire::ExampleFooRequest) == TypeTraits<::test_error::wire::ExampleFooRequest>::kPrimarySize);

template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooRequest, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive> {
  static constexpr size_t kInlineSize = 16;
  static constexpr auto kMembers = std::make_tuple(::fidl::internal::WireStructMemberCodingInfo<::fidl::StringView, fidl::internal::WireCodingConstraintString<false>, IsRecursive>());
  static constexpr bool kHasPadding = false;
  using Base = WireStructCodingTraitsBase<::test_error::wire::ExampleFooRequest, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>;
  static constexpr bool kIsMemcpyCompatible = Base::kIsMemcpyCompatible;

  static void Encode(
      internal::WireEncoder* encoder, ::test_error::wire::ExampleFooRequest* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    if constexpr (kIsMemcpyCompatible) {
      memcpy(position.As<void>(), value, sizeof(::test_error::wire::ExampleFooRequest));
    } else {
      internal::WireCodingTraits<::fidl::StringView, fidl::internal::WireCodingConstraintString<false>, IsRecursive>::Encode(encoder, &value->s, position + 0, recursion_depth);
    }
  }
  static void Decode(
      internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    if constexpr (!Base::are_members_memcpy_compatible) {
      internal::WireCodingTraits<::fidl::StringView, fidl::internal::WireCodingConstraintString<false>, IsRecursive>::Decode(
          decoder, position + 0, recursion_depth);
    }
  }
};

template <>
struct TypeTraits<::test_error::wire::ExampleFooResponse> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 0;
  static constexpr uint32_t kPrimarySize = 8;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 0;
  static constexpr bool kHasFlexibleEnvelope = false;
  static constexpr bool kHasPointer = false;
};

template <>
struct IsFidlType<::test_error::wire::ExampleFooResponse> : public std::true_type {};
template <>
struct IsWire<::test_error::wire::ExampleFooResponse> : public std::true_type {};
template <>
struct IsStruct<::test_error::wire::ExampleFooResponse> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_error::wire::ExampleFooResponse>);
static_assert(offsetof(::test_error::wire::ExampleFooResponse, y) == 0);
static_assert(sizeof(::test_error::wire::ExampleFooResponse) == TypeTraits<::test_error::wire::ExampleFooResponse>::kPrimarySize);

template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooResponse, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive> {
  static constexpr size_t kInlineSize = 8;
  static constexpr auto kMembers = std::make_tuple(::fidl::internal::WireStructMemberCodingInfo<int64_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>());
  static constexpr bool kHasPadding = false;
  using Base = WireStructCodingTraitsBase<::test_error::wire::ExampleFooResponse, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>;
  static constexpr bool kIsMemcpyCompatible = Base::kIsMemcpyCompatible;

  static void Encode(
      internal::WireEncoder* encoder, ::test_error::wire::ExampleFooResponse* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    if constexpr (kIsMemcpyCompatible) {
      memcpy(position.As<void>(), value, sizeof(::test_error::wire::ExampleFooResponse));
    } else {
      internal::WireCodingTraits<int64_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::Encode(encoder, &value->y, position + 0, recursion_depth);
    }
  }
  static void Decode(
      internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    if constexpr (!Base::are_members_memcpy_compatible) {
      internal::WireCodingTraits<int64_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::Decode(
          decoder, position + 0, recursion_depth);
    }
  }
};

template <>
struct TypeTraits<::test_error::wire::ExampleFooResult> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 1;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 8;
  static constexpr bool kHasFlexibleEnvelope = false;
  static constexpr bool kHasPointer = true;
};

template <>
struct IsFidlType<::test_error::wire::ExampleFooResult> : public std::true_type {};
template <>
struct IsWire<::test_error::wire::ExampleFooResult> : public std::true_type {};
template <>
struct IsUnion<::test_error::wire::ExampleFooResult> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_error::wire::ExampleFooResult>);

template <typename Constraint, bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooResult, Constraint, IsRecursive> {
  static constexpr size_t kInlineSize = 16;
  static constexpr bool kIsMemcpyCompatible = false;

  static void Encode(internal::WireEncoder* encoder, ::test_error::wire::ExampleFooResult* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    fidl_union_t* u = reinterpret_cast<fidl_union_t*>(value);

    if (unlikely(u->tag == 0)) {
      if constexpr (Constraint::is_optional) {
        *position.As<fidl_union_t>() = {};
        return;
      }
      encoder->SetError(kCodingErrorInvalidUnionTag);
      return;
    }

    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(encoder, 1);
    if (!inner_depth.IsValid()) {
      return;
    }

    *position.As<fidl_xunion_tag_t>() = u->tag;

    size_t encode_inline_size;
    switch (u->tag) {
      case 1:  // ::test_error::wire::ExampleFooResult::Tag::kResponse
        encode_inline_size = ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooResponse, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      case 2:  // ::test_error::wire::ExampleFooResult::Tag::kErr
        encode_inline_size = ::fidl::internal::WireCodingTraits<uint32_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        encode_inline_size = 0;
        break;
    }
    ::fidl::internal::EncodeFn<IsRecursive> encode_fn;
    switch (u->tag) {
      case 1:  // ::test_error::wire::ExampleFooResult::Tag::kResponse
        encode_fn = ::fidl::internal::MakeEncodeFn<::test_error::wire::ExampleFooResponse, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      case 2:  // ::test_error::wire::ExampleFooResult::Tag::kErr
        encode_fn = ::fidl::internal::MakeEncodeFn<uint32_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      default:
        encode_fn = nullptr;
        break;
    }
    WireEncodeEnvelope(encode_inline_size, encode_fn, encoder, &u->envelope, position + sizeof(fidl_xunion_tag_t), inner_depth);
  }

  static void Decode(internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    ::test_error::wire::ExampleFooResult::Tag tag = *position.As<::test_error::wire::ExampleFooResult::Tag>();
    if (unlikely(static_cast<uint64_t>(tag) == 0)) {
      if constexpr (!Constraint::is_optional) {
        decoder->SetError(kCodingErrorInvalidUnionTag);
        return;
      }
      static_assert(sizeof(fidl_envelope_t) == sizeof(uint64_t));
      if (*(position + sizeof(fidl_xunion_tag_t)).As<uint64_t>() != 0) {
        decoder->SetError(kCodingErrorZeroTagButNonZeroEnvelope);
      }
      return;
    }

    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(decoder, 1);
    if (!inner_depth.IsValid()) {
      return;
    }

    size_t decode_inline_size;
    switch (tag) {
      case ::test_error::wire::ExampleFooResult::Tag::kResponse:
        decode_inline_size = ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooResponse, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      case ::test_error::wire::ExampleFooResult::Tag::kErr:
        decode_inline_size = ::fidl::internal::WireCodingTraits<uint32_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        decode_inline_size = 0;
        break;
    }
    DecodeFn<IsRecursive> decode_fn;
    switch (tag) {
      case ::test_error::wire::ExampleFooResult::Tag::kResponse:
        decode_fn = ::fidl::internal::MakeDecodeFn<::test_error::wire::ExampleFooResponse, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      case ::test_error::wire::ExampleFooResult::Tag::kErr:
        decode_fn = ::fidl::internal::MakeDecodeFn<uint32_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      default:
        decode_fn = nullptr;
        break;
    }
    ::fidl::internal::WireDecodeStrictEnvelope(decode_inline_size, decode_fn, decoder, position + sizeof(fidl_xunion_tag_t), inner_depth);
  }
};

// Top-level union.
template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooResult, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_error::wire::ExampleFooResult, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

#pragma clang diagnostic pop

}  // namespace fidl