tools/fidl/fidlgen_cpp/goldens/protocol_layouts_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.protocollayouts.imported/cpp/wire_types.h>
#include <fidl/test.protocollayouts/cpp/common_types.h>
#include <fidl/test.protocollayouts/cpp/markers.h>

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

namespace test_protocollayouts {

namespace wire {

class LocalTablePayload;

class MainProtocolOneWayAnonRequest;

class MainProtocolTwoWayAnonResponse;

class MainProtocolTwoWayAnonWithErrorRequest;

class LocalUnionPayload;

class MainProtocolTwoWayImportWithErrorResult;

class MainProtocolTwoWayLocalWithErrorResult;

class MainProtocolTwoWayAnonRequest;

class MainProtocolTwoWayAnonWithErrorResponse;

class MainProtocolTwoWayAnonWithErrorResult;

class MainProtocolOnAnonRequest;

}  // namespace wire
}  // namespace test_protocollayouts

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload>;
template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload>;

template <>
struct ::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload> final {
 public:
  WireTableFrame() = default;
  // In its intended usage, WireTableFrame will be referenced by an ObjectView.
  // If the ObjectView is assigned before a move or copy, then it will reference
  // the old invalid object. Because this is unsafe, copies are disallowed and
  // moves are only allowed by friend classes that operate safely.
  WireTableFrame(const WireTableFrame&) = delete;
  WireTableFrame& operator=(const WireTableFrame&) = delete;

 private:
  WireTableFrame(WireTableFrame&&) noexcept = default;
  WireTableFrame& operator=(WireTableFrame&&) noexcept = default;

  bool HasUnknownData() const;
  uint64_t ComputeMaxOrdinal() const;
  ::fidl::Envelope<uint16_t> a_;

  friend class ::test_protocollayouts::wire::LocalTablePayload;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload>>;
};

namespace test_protocollayouts {
namespace wire {

class LocalTablePayload {
 public:
  LocalTablePayload() = default;
  LocalTablePayload(const LocalTablePayload& other) noexcept = default;
  LocalTablePayload& operator=(const LocalTablePayload& other) noexcept = default;
  LocalTablePayload(LocalTablePayload&& other) noexcept = default;
  LocalTablePayload& operator=(LocalTablePayload&& other) noexcept = default;

  ~LocalTablePayload() = default;

  // Returns whether no field is set.
  bool IsEmpty() const { return max_ordinal_ == 0; }

  // Returns whether the table references unknown fields.
  bool HasUnknownData() const;

  // Return a builder that by defaults allocates of an arena.
  static ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload> Builder(::fidl::AnyArena& arena);

  // Return a builder that relies on explicitly allocating |fidl::ObjectView|s.
  static ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload> ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>> frame);

  [[nodiscard]] uint16_t& a() const {
    ZX_ASSERT(has_a());
    return frame_ptr_->a_.get_data();
  }
  [[nodiscard]] bool has_a() const {
    return max_ordinal_ >= 1 && frame_ptr_->a_.has_data();
  }
#if defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES) || false
 public:
#else   // !defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES)
 private:
#endif  // FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES

  LocalTablePayload& set_a(uint16_t elem) {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.set_data(std::move(elem));
    max_ordinal_ = std::max(max_ordinal_, static_cast<uint64_t>(1));
    return *this;
  }

  LocalTablePayload& clear_a() {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.clear_data();
    max_ordinal_ = frame_ptr_->ComputeMaxOrdinal();
    return *this;
  }

  explicit LocalTablePayload(::fidl::AnyArena& allocator)
      : frame_ptr_(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>(allocator)) {}
  // This constructor allows a user controlled allocation (not using a Arena).
  // It should only be used when performance is key.
  // As soon as the frame is given to the table, it must not be used directly or for another table.
  explicit LocalTablePayload(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>&& frame)
      : frame_ptr_(std::move(frame)) {}

  void Allocate(::fidl::AnyArena& allocator) {
    max_ordinal_ = 0;
    frame_ptr_ = ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>(allocator);
  }
  void Init(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>&& frame_ptr) {
    max_ordinal_ = 0;
    frame_ptr_ = std::move(frame_ptr);
  }

 private:
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload>>;

  uint64_t max_ordinal_ = 0;
  ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>> frame_ptr_;
};
}  // namespace wire
}  // namespace test_protocollayouts

template <typename BuilderImpl>
class ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, BuilderImpl> {
 protected:
  // |Wrapper_Ignore_Me_| wraps a |fidl::ObjectView<T>| and reduces its
  // priority in overload resolution. When the user writes `{}` as the
  // setter argument, that would default construct the field instead of
  // constructing a NULL object view.
  template <typename U>
  struct Wrapper_Ignore_Me_ {
    Wrapper_Ignore_Me_(U v) : value(v) {}
    U value;
  };

 public:
  // Build and return the table. The builder should not be used after this.
  ::test_protocollayouts::wire::LocalTablePayload Build() {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    ::test_protocollayouts::wire::LocalTablePayload t = std::move(table_);
    // Poison this builder to prevent accidental reuse.
    table_.frame_ptr_ = nullptr;
    return t;
  }
  [[nodiscard]] bool has_a() const {
    return table_.has_a();
  }

  // Clears the a field.
  //
  // This method should be used sparingly, such as only during tests, as it has
  // O(number_of_fields) complexity.
  void clear_a() {
    table_.clear_a();
  }

  // Getter for a.
  //

  [[nodiscard]] uint16_t& a() const {
    return table_.a();
  }

  // Setter for a.
  //

  BuilderImpl& a(uint16_t elem) {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    table_.frame_ptr_->a_.set_data(std::move(elem));
    table_.max_ordinal_ = std::max(table_.max_ordinal_, static_cast<uint64_t>(1));
    return *static_cast<BuilderImpl*>(this);
  }

 protected:
  WireTableBaseBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>&& frame)
      : table_(std::move(frame)) {}

 private:
  ::test_protocollayouts::wire::LocalTablePayload table_;
};

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload>>;

 public:
 private:
  friend class ::test_protocollayouts::wire::LocalTablePayload;
  WireTableBuilder(::fidl::AnyArena& arena)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>(arena)),
        arena_(arena) {}

  [[maybe_unused]] std::reference_wrapper<::fidl::AnyArena> arena_;
};

template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::LocalTablePayload, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload>>;

 private:
  friend class ::test_protocollayouts::wire::LocalTablePayload;
  using Base::Base;
  WireTableExternalBuilder(::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>* frame)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>>::FromExternal(frame)) {}
};
namespace test_protocollayouts {
namespace wire {

inline ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload> LocalTablePayload::Builder(::fidl::AnyArena& arena) {
  return ::fidl::WireTableBuilder<::test_protocollayouts::wire::LocalTablePayload>(arena);
}
inline ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload> LocalTablePayload::ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::LocalTablePayload>> frame) {
  return ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::LocalTablePayload>(std::move(frame));
}

}  // namespace wire
}  // namespace test_protocollayouts

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>;
template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>;

template <>
struct ::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> final {
 public:
  WireTableFrame() = default;
  // In its intended usage, WireTableFrame will be referenced by an ObjectView.
  // If the ObjectView is assigned before a move or copy, then it will reference
  // the old invalid object. Because this is unsafe, copies are disallowed and
  // moves are only allowed by friend classes that operate safely.
  WireTableFrame(const WireTableFrame&) = delete;
  WireTableFrame& operator=(const WireTableFrame&) = delete;

 private:
  WireTableFrame(WireTableFrame&&) noexcept = default;
  WireTableFrame& operator=(WireTableFrame&&) noexcept = default;

  bool HasUnknownData() const;
  uint64_t ComputeMaxOrdinal() const;
  ::fidl::Envelope<uint16_t> a_;

  friend class ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>;
};

namespace test_protocollayouts {
namespace wire {

class MainProtocolOneWayAnonRequest {
 public:
  MainProtocolOneWayAnonRequest() = default;
  MainProtocolOneWayAnonRequest(const MainProtocolOneWayAnonRequest& other) noexcept = default;
  MainProtocolOneWayAnonRequest& operator=(const MainProtocolOneWayAnonRequest& other) noexcept = default;
  MainProtocolOneWayAnonRequest(MainProtocolOneWayAnonRequest&& other) noexcept = default;
  MainProtocolOneWayAnonRequest& operator=(MainProtocolOneWayAnonRequest&& other) noexcept = default;

  ~MainProtocolOneWayAnonRequest() = default;

  // Returns whether no field is set.
  bool IsEmpty() const { return max_ordinal_ == 0; }

  // Returns whether the table references unknown fields.
  bool HasUnknownData() const;

  // Return a builder that by defaults allocates of an arena.
  static ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> Builder(::fidl::AnyArena& arena);

  // Return a builder that relies on explicitly allocating |fidl::ObjectView|s.
  static ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>> frame);

  [[nodiscard]] uint16_t& a() const {
    ZX_ASSERT(has_a());
    return frame_ptr_->a_.get_data();
  }
  [[nodiscard]] bool has_a() const {
    return max_ordinal_ >= 1 && frame_ptr_->a_.has_data();
  }
#if defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES) || false
 public:
#else   // !defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES)
 private:
#endif  // FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES

  MainProtocolOneWayAnonRequest& set_a(uint16_t elem) {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.set_data(std::move(elem));
    max_ordinal_ = std::max(max_ordinal_, static_cast<uint64_t>(1));
    return *this;
  }

  MainProtocolOneWayAnonRequest& clear_a() {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.clear_data();
    max_ordinal_ = frame_ptr_->ComputeMaxOrdinal();
    return *this;
  }

  explicit MainProtocolOneWayAnonRequest(::fidl::AnyArena& allocator)
      : frame_ptr_(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>(allocator)) {}
  // This constructor allows a user controlled allocation (not using a Arena).
  // It should only be used when performance is key.
  // As soon as the frame is given to the table, it must not be used directly or for another table.
  explicit MainProtocolOneWayAnonRequest(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>&& frame)
      : frame_ptr_(std::move(frame)) {}

  void Allocate(::fidl::AnyArena& allocator) {
    max_ordinal_ = 0;
    frame_ptr_ = ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>(allocator);
  }
  void Init(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>&& frame_ptr) {
    max_ordinal_ = 0;
    frame_ptr_ = std::move(frame_ptr);
  }

 private:
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>;

  uint64_t max_ordinal_ = 0;
  ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>> frame_ptr_;
};
}  // namespace wire
}  // namespace test_protocollayouts

template <typename BuilderImpl>
class ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, BuilderImpl> {
 protected:
  // |Wrapper_Ignore_Me_| wraps a |fidl::ObjectView<T>| and reduces its
  // priority in overload resolution. When the user writes `{}` as the
  // setter argument, that would default construct the field instead of
  // constructing a NULL object view.
  template <typename U>
  struct Wrapper_Ignore_Me_ {
    Wrapper_Ignore_Me_(U v) : value(v) {}
    U value;
  };

 public:
  // Build and return the table. The builder should not be used after this.
  ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest Build() {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest t = std::move(table_);
    // Poison this builder to prevent accidental reuse.
    table_.frame_ptr_ = nullptr;
    return t;
  }
  [[nodiscard]] bool has_a() const {
    return table_.has_a();
  }

  // Clears the a field.
  //
  // This method should be used sparingly, such as only during tests, as it has
  // O(number_of_fields) complexity.
  void clear_a() {
    table_.clear_a();
  }

  // Getter for a.
  //

  [[nodiscard]] uint16_t& a() const {
    return table_.a();
  }

  // Setter for a.
  //

  BuilderImpl& a(uint16_t elem) {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    table_.frame_ptr_->a_.set_data(std::move(elem));
    table_.max_ordinal_ = std::max(table_.max_ordinal_, static_cast<uint64_t>(1));
    return *static_cast<BuilderImpl*>(this);
  }

 protected:
  WireTableBaseBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>&& frame)
      : table_(std::move(frame)) {}

 private:
  ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest table_;
};

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>;

 public:
 private:
  friend class ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest;
  WireTableBuilder(::fidl::AnyArena& arena)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>(arena)),
        arena_(arena) {}

  [[maybe_unused]] std::reference_wrapper<::fidl::AnyArena> arena_;
};

template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>;

 private:
  friend class ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest;
  using Base::Base;
  WireTableExternalBuilder(::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>* frame)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>>::FromExternal(frame)) {}
};
namespace test_protocollayouts {
namespace wire {

inline ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> MainProtocolOneWayAnonRequest::Builder(::fidl::AnyArena& arena) {
  return ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>(arena);
}
inline ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> MainProtocolOneWayAnonRequest::ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>> frame) {
  return ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>(std::move(frame));
}

}  // namespace wire
}  // namespace test_protocollayouts

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>;
template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>;

template <>
struct ::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> final {
 public:
  WireTableFrame() = default;
  // In its intended usage, WireTableFrame will be referenced by an ObjectView.
  // If the ObjectView is assigned before a move or copy, then it will reference
  // the old invalid object. Because this is unsafe, copies are disallowed and
  // moves are only allowed by friend classes that operate safely.
  WireTableFrame(const WireTableFrame&) = delete;
  WireTableFrame& operator=(const WireTableFrame&) = delete;

 private:
  WireTableFrame(WireTableFrame&&) noexcept = default;
  WireTableFrame& operator=(WireTableFrame&&) noexcept = default;

  bool HasUnknownData() const;
  uint64_t ComputeMaxOrdinal() const;
  ::fidl::Envelope<uint16_t> a_;

  friend class ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>;
};

namespace test_protocollayouts {
namespace wire {

class MainProtocolTwoWayAnonResponse {
 public:
  MainProtocolTwoWayAnonResponse() = default;
  MainProtocolTwoWayAnonResponse(const MainProtocolTwoWayAnonResponse& other) noexcept = default;
  MainProtocolTwoWayAnonResponse& operator=(const MainProtocolTwoWayAnonResponse& other) noexcept = default;
  MainProtocolTwoWayAnonResponse(MainProtocolTwoWayAnonResponse&& other) noexcept = default;
  MainProtocolTwoWayAnonResponse& operator=(MainProtocolTwoWayAnonResponse&& other) noexcept = default;

  ~MainProtocolTwoWayAnonResponse() = default;

  // Returns whether no field is set.
  bool IsEmpty() const { return max_ordinal_ == 0; }

  // Returns whether the table references unknown fields.
  bool HasUnknownData() const;

  // Return a builder that by defaults allocates of an arena.
  static ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> Builder(::fidl::AnyArena& arena);

  // Return a builder that relies on explicitly allocating |fidl::ObjectView|s.
  static ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>> frame);

  [[nodiscard]] uint16_t& a() const {
    ZX_ASSERT(has_a());
    return frame_ptr_->a_.get_data();
  }
  [[nodiscard]] bool has_a() const {
    return max_ordinal_ >= 1 && frame_ptr_->a_.has_data();
  }
#if defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES) || false
 public:
#else   // !defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES)
 private:
#endif  // FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES

  MainProtocolTwoWayAnonResponse& set_a(uint16_t elem) {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.set_data(std::move(elem));
    max_ordinal_ = std::max(max_ordinal_, static_cast<uint64_t>(1));
    return *this;
  }

  MainProtocolTwoWayAnonResponse& clear_a() {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.clear_data();
    max_ordinal_ = frame_ptr_->ComputeMaxOrdinal();
    return *this;
  }

  explicit MainProtocolTwoWayAnonResponse(::fidl::AnyArena& allocator)
      : frame_ptr_(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>(allocator)) {}
  // This constructor allows a user controlled allocation (not using a Arena).
  // It should only be used when performance is key.
  // As soon as the frame is given to the table, it must not be used directly or for another table.
  explicit MainProtocolTwoWayAnonResponse(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>&& frame)
      : frame_ptr_(std::move(frame)) {}

  void Allocate(::fidl::AnyArena& allocator) {
    max_ordinal_ = 0;
    frame_ptr_ = ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>(allocator);
  }
  void Init(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>&& frame_ptr) {
    max_ordinal_ = 0;
    frame_ptr_ = std::move(frame_ptr);
  }

 private:
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>;

  uint64_t max_ordinal_ = 0;
  ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>> frame_ptr_;
};
}  // namespace wire
}  // namespace test_protocollayouts

template <typename BuilderImpl>
class ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, BuilderImpl> {
 protected:
  // |Wrapper_Ignore_Me_| wraps a |fidl::ObjectView<T>| and reduces its
  // priority in overload resolution. When the user writes `{}` as the
  // setter argument, that would default construct the field instead of
  // constructing a NULL object view.
  template <typename U>
  struct Wrapper_Ignore_Me_ {
    Wrapper_Ignore_Me_(U v) : value(v) {}
    U value;
  };

 public:
  // Build and return the table. The builder should not be used after this.
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse Build() {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse t = std::move(table_);
    // Poison this builder to prevent accidental reuse.
    table_.frame_ptr_ = nullptr;
    return t;
  }
  [[nodiscard]] bool has_a() const {
    return table_.has_a();
  }

  // Clears the a field.
  //
  // This method should be used sparingly, such as only during tests, as it has
  // O(number_of_fields) complexity.
  void clear_a() {
    table_.clear_a();
  }

  // Getter for a.
  //

  [[nodiscard]] uint16_t& a() const {
    return table_.a();
  }

  // Setter for a.
  //

  BuilderImpl& a(uint16_t elem) {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    table_.frame_ptr_->a_.set_data(std::move(elem));
    table_.max_ordinal_ = std::max(table_.max_ordinal_, static_cast<uint64_t>(1));
    return *static_cast<BuilderImpl*>(this);
  }

 protected:
  WireTableBaseBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>&& frame)
      : table_(std::move(frame)) {}

 private:
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse table_;
};

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>;

 public:
 private:
  friend class ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse;
  WireTableBuilder(::fidl::AnyArena& arena)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>(arena)),
        arena_(arena) {}

  [[maybe_unused]] std::reference_wrapper<::fidl::AnyArena> arena_;
};

template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>;

 private:
  friend class ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse;
  using Base::Base;
  WireTableExternalBuilder(::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>* frame)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>>::FromExternal(frame)) {}
};
namespace test_protocollayouts {
namespace wire {

inline ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> MainProtocolTwoWayAnonResponse::Builder(::fidl::AnyArena& arena) {
  return ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>(arena);
}
inline ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> MainProtocolTwoWayAnonResponse::ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>> frame) {
  return ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>(std::move(frame));
}

}  // namespace wire
}  // namespace test_protocollayouts

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>;
template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>;

template <>
struct ::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> final {
 public:
  WireTableFrame() = default;
  // In its intended usage, WireTableFrame will be referenced by an ObjectView.
  // If the ObjectView is assigned before a move or copy, then it will reference
  // the old invalid object. Because this is unsafe, copies are disallowed and
  // moves are only allowed by friend classes that operate safely.
  WireTableFrame(const WireTableFrame&) = delete;
  WireTableFrame& operator=(const WireTableFrame&) = delete;

 private:
  WireTableFrame(WireTableFrame&&) noexcept = default;
  WireTableFrame& operator=(WireTableFrame&&) noexcept = default;

  bool HasUnknownData() const;
  uint64_t ComputeMaxOrdinal() const;
  ::fidl::Envelope<uint16_t> a_;

  friend class ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>;
};

namespace test_protocollayouts {
namespace wire {

class MainProtocolTwoWayAnonWithErrorRequest {
 public:
  MainProtocolTwoWayAnonWithErrorRequest() = default;
  MainProtocolTwoWayAnonWithErrorRequest(const MainProtocolTwoWayAnonWithErrorRequest& other) noexcept = default;
  MainProtocolTwoWayAnonWithErrorRequest& operator=(const MainProtocolTwoWayAnonWithErrorRequest& other) noexcept = default;
  MainProtocolTwoWayAnonWithErrorRequest(MainProtocolTwoWayAnonWithErrorRequest&& other) noexcept = default;
  MainProtocolTwoWayAnonWithErrorRequest& operator=(MainProtocolTwoWayAnonWithErrorRequest&& other) noexcept = default;

  ~MainProtocolTwoWayAnonWithErrorRequest() = default;

  // Returns whether no field is set.
  bool IsEmpty() const { return max_ordinal_ == 0; }

  // Returns whether the table references unknown fields.
  bool HasUnknownData() const;

  // Return a builder that by defaults allocates of an arena.
  static ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> Builder(::fidl::AnyArena& arena);

  // Return a builder that relies on explicitly allocating |fidl::ObjectView|s.
  static ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>> frame);

  [[nodiscard]] uint16_t& a() const {
    ZX_ASSERT(has_a());
    return frame_ptr_->a_.get_data();
  }
  [[nodiscard]] bool has_a() const {
    return max_ordinal_ >= 1 && frame_ptr_->a_.has_data();
  }
#if defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES) || false
 public:
#else   // !defined(FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES)
 private:
#endif  // FIDL_WIRE_ALLOW_DEPRECATED_MUTABLE_TABLES

  MainProtocolTwoWayAnonWithErrorRequest& set_a(uint16_t elem) {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.set_data(std::move(elem));
    max_ordinal_ = std::max(max_ordinal_, static_cast<uint64_t>(1));
    return *this;
  }

  MainProtocolTwoWayAnonWithErrorRequest& clear_a() {
    ZX_DEBUG_ASSERT(frame_ptr_ != nullptr);
    frame_ptr_->a_.clear_data();
    max_ordinal_ = frame_ptr_->ComputeMaxOrdinal();
    return *this;
  }

  explicit MainProtocolTwoWayAnonWithErrorRequest(::fidl::AnyArena& allocator)
      : frame_ptr_(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>(allocator)) {}
  // This constructor allows a user controlled allocation (not using a Arena).
  // It should only be used when performance is key.
  // As soon as the frame is given to the table, it must not be used directly or for another table.
  explicit MainProtocolTwoWayAnonWithErrorRequest(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>&& frame)
      : frame_ptr_(std::move(frame)) {}

  void Allocate(::fidl::AnyArena& allocator) {
    max_ordinal_ = 0;
    frame_ptr_ = ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>(allocator);
  }
  void Init(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>&& frame_ptr) {
    max_ordinal_ = 0;
    frame_ptr_ = std::move(frame_ptr);
  }

 private:
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>;
  friend ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>;

  uint64_t max_ordinal_ = 0;
  ::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>> frame_ptr_;
};
}  // namespace wire
}  // namespace test_protocollayouts

template <typename BuilderImpl>
class ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, BuilderImpl> {
 protected:
  // |Wrapper_Ignore_Me_| wraps a |fidl::ObjectView<T>| and reduces its
  // priority in overload resolution. When the user writes `{}` as the
  // setter argument, that would default construct the field instead of
  // constructing a NULL object view.
  template <typename U>
  struct Wrapper_Ignore_Me_ {
    Wrapper_Ignore_Me_(U v) : value(v) {}
    U value;
  };

 public:
  // Build and return the table. The builder should not be used after this.
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest Build() {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest t = std::move(table_);
    // Poison this builder to prevent accidental reuse.
    table_.frame_ptr_ = nullptr;
    return t;
  }
  [[nodiscard]] bool has_a() const {
    return table_.has_a();
  }

  // Clears the a field.
  //
  // This method should be used sparingly, such as only during tests, as it has
  // O(number_of_fields) complexity.
  void clear_a() {
    table_.clear_a();
  }

  // Getter for a.
  //

  [[nodiscard]] uint16_t& a() const {
    return table_.a();
  }

  // Setter for a.
  //

  BuilderImpl& a(uint16_t elem) {
    ZX_DEBUG_ASSERT(table_.frame_ptr_ != nullptr);
    table_.frame_ptr_->a_.set_data(std::move(elem));
    table_.max_ordinal_ = std::max(table_.max_ordinal_, static_cast<uint64_t>(1));
    return *static_cast<BuilderImpl*>(this);
  }

 protected:
  WireTableBaseBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>&& frame)
      : table_(std::move(frame)) {}

 private:
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest table_;
};

template <>
class ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>;

 public:
 private:
  friend class ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest;
  WireTableBuilder(::fidl::AnyArena& arena)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>(arena)),
        arena_(arena) {}

  [[maybe_unused]] std::reference_wrapper<::fidl::AnyArena> arena_;
};

template <>
class ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> final : public ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>> {
  using Base = ::fidl::internal::WireTableBaseBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>;

 private:
  friend class ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest;
  using Base::Base;
  WireTableExternalBuilder(::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>* frame)
      : Base(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>>::FromExternal(frame)) {}
};
namespace test_protocollayouts {
namespace wire {

inline ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> MainProtocolTwoWayAnonWithErrorRequest::Builder(::fidl::AnyArena& arena) {
  return ::fidl::WireTableBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>(arena);
}
inline ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> MainProtocolTwoWayAnonWithErrorRequest::ExternalBuilder(::fidl::ObjectView<::fidl::WireTableFrame<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>> frame) {
  return ::fidl::WireTableExternalBuilder<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>(std::move(frame));
}

class LocalUnionPayload {
 public:
  LocalUnionPayload() : ordinal_(::test_protocollayouts::wire::LocalUnionPayload::Ordinal::Invalid), envelope_{} {}

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

  enum class Tag : fidl_xunion_tag_t {
    kB = 1,  // 0x1
    _do_not_handle_this__write_a_default_case_instead = ::std::numeric_limits<::fidl_union_tag_t>::max(),
  };
  constexpr bool IsUnknown() const {
    return Which() == ::test_protocollayouts::wire::LocalUnionPayload::Tag::_do_not_handle_this__write_a_default_case_instead;
  }

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::LocalUnionPayload::Ordinal::Invalid; }

  bool is_b() const { return ordinal_ == ::test_protocollayouts::wire::LocalUnionPayload::Ordinal::kB; }

  static LocalUnionPayload WithB(bool val) {
    LocalUnionPayload result;
    result.ordinal_ = ::test_protocollayouts::wire::LocalUnionPayload::Ordinal::kB;
    result.envelope_.As<bool>().set_data(std::move(val));
    return result;
  }

  bool& b() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::LocalUnionPayload::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  const bool& b() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::LocalUnionPayload::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  ::test_protocollayouts::wire::LocalUnionPayload::Tag Which() const;

 private:
  enum class Ordinal : fidl_xunion_tag_t {
    Invalid = 0,
    kB = 1,  // 0x1
  };

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::LocalUnionPayload::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

class MainProtocolTwoWayImportWithErrorResult {
 public:
  MainProtocolTwoWayImportWithErrorResult() : ordinal_(::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::Invalid), envelope_{} {}

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

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

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::Invalid; }

  bool is_response() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::kResponse; }

  static MainProtocolTwoWayImportWithErrorResult WithResponse(::fidl::ObjectView<::test_protocollayouts_imported::wire::ImportUnionPayload> val) {
    MainProtocolTwoWayImportWithErrorResult result;
    result.ordinal_ = ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::kResponse;
    result.envelope_.As<::test_protocollayouts_imported::wire::ImportUnionPayload>().set_data(std::move(val));
    return result;
  }

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

  ::test_protocollayouts_imported::wire::ImportUnionPayload& response() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::kResponse);
    return envelope_.As<::test_protocollayouts_imported::wire::ImportUnionPayload>().get_data();
  }
  const ::test_protocollayouts_imported::wire::ImportUnionPayload& response() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::kResponse);
    return envelope_.As<::test_protocollayouts_imported::wire::ImportUnionPayload>().get_data();
  }

  bool is_err() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal::kErr; }

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

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

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

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

class MainProtocolTwoWayLocalWithErrorResult {
 public:
  MainProtocolTwoWayLocalWithErrorResult() : ordinal_(::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal::Invalid), envelope_{} {}

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

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

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal::Invalid; }

  bool is_response() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal::kResponse; }

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

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

  ::test_protocollayouts::wire::LocalUnionPayload& response() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal::kResponse);
    return envelope_.As<::test_protocollayouts::wire::LocalUnionPayload>().get_data();
  }
  const ::test_protocollayouts::wire::LocalUnionPayload& response() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal::kResponse);
    return envelope_.As<::test_protocollayouts::wire::LocalUnionPayload>().get_data();
  }

  bool is_err() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal::kErr; }

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

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

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

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

class MainProtocolTwoWayAnonRequest {
 public:
  MainProtocolTwoWayAnonRequest() : ordinal_(::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal::Invalid), envelope_{} {}

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

  enum class Tag : fidl_xunion_tag_t {
    kB = 1,  // 0x1
    _do_not_handle_this__write_a_default_case_instead = ::std::numeric_limits<::fidl_union_tag_t>::max(),
  };
  constexpr bool IsUnknown() const {
    return Which() == ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag::_do_not_handle_this__write_a_default_case_instead;
  }

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal::Invalid; }

  bool is_b() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal::kB; }

  static MainProtocolTwoWayAnonRequest WithB(bool val) {
    MainProtocolTwoWayAnonRequest result;
    result.ordinal_ = ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal::kB;
    result.envelope_.As<bool>().set_data(std::move(val));
    return result;
  }

  bool& b() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  const bool& b() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag Which() const;

 private:
  enum class Ordinal : fidl_xunion_tag_t {
    Invalid = 0,
    kB = 1,  // 0x1
  };

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

class MainProtocolTwoWayAnonWithErrorResponse {
 public:
  MainProtocolTwoWayAnonWithErrorResponse() : ordinal_(::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal::Invalid), envelope_{} {}

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

  enum class Tag : fidl_xunion_tag_t {
    kB = 1,  // 0x1
    _do_not_handle_this__write_a_default_case_instead = ::std::numeric_limits<::fidl_union_tag_t>::max(),
  };
  constexpr bool IsUnknown() const {
    return Which() == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag::_do_not_handle_this__write_a_default_case_instead;
  }

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal::Invalid; }

  bool is_b() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal::kB; }

  static MainProtocolTwoWayAnonWithErrorResponse WithB(bool val) {
    MainProtocolTwoWayAnonWithErrorResponse result;
    result.ordinal_ = ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal::kB;
    result.envelope_.As<bool>().set_data(std::move(val));
    return result;
  }

  bool& b() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  const bool& b() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag Which() const;

 private:
  enum class Ordinal : fidl_xunion_tag_t {
    Invalid = 0,
    kB = 1,  // 0x1
  };

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

class MainProtocolTwoWayAnonWithErrorResult {
 public:
  using Response = test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse;

  MainProtocolTwoWayAnonWithErrorResult() : ordinal_(::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal::Invalid), envelope_{} {}

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

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

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal::Invalid; }

  bool is_response() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal::kResponse; }

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

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

  ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse& response() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal::kResponse);
    return envelope_.As<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse>().get_data();
  }
  const ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse& response() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal::kResponse);
    return envelope_.As<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse>().get_data();
  }

  bool is_err() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal::kErr; }

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

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

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

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

class MainProtocolOnAnonRequest {
 public:
  MainProtocolOnAnonRequest() : ordinal_(::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal::Invalid), envelope_{} {}

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

  enum class Tag : fidl_xunion_tag_t {
    kB = 1,  // 0x1
    _do_not_handle_this__write_a_default_case_instead = ::std::numeric_limits<::fidl_union_tag_t>::max(),
  };
  constexpr bool IsUnknown() const {
    return Which() == ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Tag::_do_not_handle_this__write_a_default_case_instead;
  }

  bool has_invalid_tag() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal::Invalid; }

  bool is_b() const { return ordinal_ == ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal::kB; }

  static MainProtocolOnAnonRequest WithB(bool val) {
    MainProtocolOnAnonRequest result;
    result.ordinal_ = ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal::kB;
    result.envelope_.As<bool>().set_data(std::move(val));
    return result;
  }

  bool& b() {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  const bool& b() const {
    ZX_ASSERT(ordinal_ == ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal::kB);
    return envelope_.As<bool>().get_data();
  }
  ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Tag Which() const;

 private:
  enum class Ordinal : fidl_xunion_tag_t {
    Invalid = 0,
    kB = 1,  // 0x1
  };

  static void SizeAndOffsetAssertionHelper();
  ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Ordinal ordinal_;
  FIDL_ALIGNDECL
  ::fidl::UntypedEnvelope envelope_;
};

}  // namespace wire
}  // namespace test_protocollayouts
namespace fidl {

template <>
struct TypeTraits<::test_protocollayouts::wire::LocalTablePayload> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 8;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

template <>
struct IsFidlType<::test_protocollayouts::wire::LocalTablePayload> : public std::true_type {};
template <>
struct IsWire<::test_protocollayouts::wire::LocalTablePayload> : public std::true_type {};
template <>
struct IsTable<::test_protocollayouts::wire::LocalTablePayload> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_protocollayouts::wire::LocalTablePayload>);

template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::LocalTablePayload, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : ::fidl::internal::WireTableCodingTraitsBase<IsRecursive> {
  using Base = ::fidl::internal::WireTableCodingTraitsBase<IsRecursive>;
  static constexpr size_t kInlineSize = 16;
  static constexpr bool kIsMemcpyCompatible = false;

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::LocalTablePayload* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(encoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit ==
        Base::PrepareForBodyEncode(encoder, value, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = reinterpret_cast<fidl_vector_t*>(value);
    fidl_envelope_t* envelopes = static_cast<fidl_envelope_t*>(vec->data);
    for (size_t i = 0; i < vec->count; i++) {
      size_t encode_inline_size = 0;
      switch (i) {
        case 0:
          encode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      ::fidl::internal::EncodeFn<IsRecursive> encode_fn = nullptr;
      switch (i) {
        case 0:
          encode_fn = ::fidl::internal::MakeEncodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      WirePosition envelope_position = vector_position + i * sizeof(fidl_envelope_t);
      WireEncodeEnvelope(encode_inline_size, encode_fn, encoder, &envelopes[i], envelope_position, inner_depth);
    }
  }
  static void Decode(internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(decoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit == Base::DecodePrework(decoder, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = position.As<fidl_vector_t>();
    for (size_t i = 0; i < vec->count; i++) {
      size_t decode_inline_size = 0;
      switch (i) {
        case 0:
          decode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      DecodeFn<IsRecursive> decode_fn = nullptr;
      switch (i) {
        case 0:
          decode_fn = ::fidl::internal::MakeDecodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      ::fidl::internal::WireDecodeOptionalEnvelope(decode_inline_size, decode_fn, decoder, vector_position + i * sizeof(fidl_envelope_t), inner_depth);
    }
  }
};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 8;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

template <>
struct IsFidlType<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> : public std::true_type {};
template <>
struct IsWire<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> : public std::true_type {};
template <>
struct IsTable<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest>);

template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolOneWayAnonRequest, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : ::fidl::internal::WireTableCodingTraitsBase<IsRecursive> {
  using Base = ::fidl::internal::WireTableCodingTraitsBase<IsRecursive>;
  static constexpr size_t kInlineSize = 16;
  static constexpr bool kIsMemcpyCompatible = false;

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolOneWayAnonRequest* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(encoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit ==
        Base::PrepareForBodyEncode(encoder, value, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = reinterpret_cast<fidl_vector_t*>(value);
    fidl_envelope_t* envelopes = static_cast<fidl_envelope_t*>(vec->data);
    for (size_t i = 0; i < vec->count; i++) {
      size_t encode_inline_size = 0;
      switch (i) {
        case 0:
          encode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      ::fidl::internal::EncodeFn<IsRecursive> encode_fn = nullptr;
      switch (i) {
        case 0:
          encode_fn = ::fidl::internal::MakeEncodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      WirePosition envelope_position = vector_position + i * sizeof(fidl_envelope_t);
      WireEncodeEnvelope(encode_inline_size, encode_fn, encoder, &envelopes[i], envelope_position, inner_depth);
    }
  }
  static void Decode(internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(decoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit == Base::DecodePrework(decoder, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = position.As<fidl_vector_t>();
    for (size_t i = 0; i < vec->count; i++) {
      size_t decode_inline_size = 0;
      switch (i) {
        case 0:
          decode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      DecodeFn<IsRecursive> decode_fn = nullptr;
      switch (i) {
        case 0:
          decode_fn = ::fidl::internal::MakeDecodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      ::fidl::internal::WireDecodeOptionalEnvelope(decode_inline_size, decode_fn, decoder, vector_position + i * sizeof(fidl_envelope_t), inner_depth);
    }
  }
};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 8;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

template <>
struct IsFidlType<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> : public std::true_type {};
template <>
struct IsWire<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> : public std::true_type {};
template <>
struct IsTable<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse>);

template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : ::fidl::internal::WireTableCodingTraitsBase<IsRecursive> {
  using Base = ::fidl::internal::WireTableCodingTraitsBase<IsRecursive>;
  static constexpr size_t kInlineSize = 16;
  static constexpr bool kIsMemcpyCompatible = false;

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayAnonResponse* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(encoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit ==
        Base::PrepareForBodyEncode(encoder, value, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = reinterpret_cast<fidl_vector_t*>(value);
    fidl_envelope_t* envelopes = static_cast<fidl_envelope_t*>(vec->data);
    for (size_t i = 0; i < vec->count; i++) {
      size_t encode_inline_size = 0;
      switch (i) {
        case 0:
          encode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      ::fidl::internal::EncodeFn<IsRecursive> encode_fn = nullptr;
      switch (i) {
        case 0:
          encode_fn = ::fidl::internal::MakeEncodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      WirePosition envelope_position = vector_position + i * sizeof(fidl_envelope_t);
      WireEncodeEnvelope(encode_inline_size, encode_fn, encoder, &envelopes[i], envelope_position, inner_depth);
    }
  }
  static void Decode(internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(decoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit == Base::DecodePrework(decoder, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = position.As<fidl_vector_t>();
    for (size_t i = 0; i < vec->count; i++) {
      size_t decode_inline_size = 0;
      switch (i) {
        case 0:
          decode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      DecodeFn<IsRecursive> decode_fn = nullptr;
      switch (i) {
        case 0:
          decode_fn = ::fidl::internal::MakeDecodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      ::fidl::internal::WireDecodeOptionalEnvelope(decode_inline_size, decode_fn, decoder, vector_position + i * sizeof(fidl_envelope_t), inner_depth);
    }
  }
};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 8;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

template <>
struct IsFidlType<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> : public std::true_type {};
template <>
struct IsWire<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> : public std::true_type {};
template <>
struct IsTable<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest> : public std::true_type {};
static_assert(std::is_standard_layout_v<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest>);

template <bool IsRecursive>
struct ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : ::fidl::internal::WireTableCodingTraitsBase<IsRecursive> {
  using Base = ::fidl::internal::WireTableCodingTraitsBase<IsRecursive>;
  static constexpr size_t kInlineSize = 16;
  static constexpr bool kIsMemcpyCompatible = false;

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorRequest* value, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(encoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit ==
        Base::PrepareForBodyEncode(encoder, value, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = reinterpret_cast<fidl_vector_t*>(value);
    fidl_envelope_t* envelopes = static_cast<fidl_envelope_t*>(vec->data);
    for (size_t i = 0; i < vec->count; i++) {
      size_t encode_inline_size = 0;
      switch (i) {
        case 0:
          encode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      ::fidl::internal::EncodeFn<IsRecursive> encode_fn = nullptr;
      switch (i) {
        case 0:
          encode_fn = ::fidl::internal::MakeEncodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      WirePosition envelope_position = vector_position + i * sizeof(fidl_envelope_t);
      WireEncodeEnvelope(encode_inline_size, encode_fn, encoder, &envelopes[i], envelope_position, inner_depth);
    }
  }
  static void Decode(internal::WireDecoder* decoder, ::fidl::internal::WirePosition position, RecursionDepth<IsRecursive> recursion_depth) {
    RecursionDepth<IsRecursive> inner_depth = recursion_depth.Add(decoder, 2);
    if (!inner_depth.IsValid()) {
      return;
    }

    ::fidl::internal::WirePosition vector_position;
    if (Base::PreworkResult::kEarlyExit == Base::DecodePrework(decoder, position, &vector_position)) {
      return;
    }

    fidl_vector_t* vec = position.As<fidl_vector_t>();
    for (size_t i = 0; i < vec->count; i++) {
      size_t decode_inline_size = 0;
      switch (i) {
        case 0:
          decode_inline_size = ::fidl::internal::WireCodingTraits<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
          break;
      }
      DecodeFn<IsRecursive> decode_fn = nullptr;
      switch (i) {
        case 0:
          decode_fn = ::fidl::internal::MakeDecodeFn<uint16_t, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
          break;
      }
      ::fidl::internal::WireDecodeOptionalEnvelope(decode_inline_size, decode_fn, decoder, vector_position + i * sizeof(fidl_envelope_t), inner_depth);
    }
  }
};

template <>
struct TypeTraits<::test_protocollayouts::wire::LocalUnionPayload> {
  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 = 0;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::LocalUnionPayload* 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_protocollayouts::wire::LocalUnionPayload::Tag::kB
        encode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        encode_inline_size = 0;
        break;
    }
    ::fidl::internal::EncodeFn<IsRecursive> encode_fn;
    switch (u->tag) {
      case 1:  // ::test_protocollayouts::wire::LocalUnionPayload::Tag::kB
        encode_fn = ::fidl::internal::MakeEncodeFn<bool, 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_protocollayouts::wire::LocalUnionPayload::Tag tag = *position.As<::test_protocollayouts::wire::LocalUnionPayload::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_protocollayouts::wire::LocalUnionPayload::Tag::kB:
        decode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        decode_inline_size = 0;
        break;
    }
    DecodeFn<IsRecursive> decode_fn;
    switch (tag) {
      case ::test_protocollayouts::wire::LocalUnionPayload::Tag::kB:
        decode_fn = ::fidl::internal::MakeDecodeFn<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      default:
        decode_fn = nullptr;
        break;
    }
    ::fidl::internal::WireDecodeFlexibleEnvelope(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_protocollayouts::wire::LocalUnionPayload, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::LocalUnionPayload, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 16;
  static constexpr bool kHasFlexibleEnvelope = false;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult* 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_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Tag::kResponse
        encode_inline_size = ::fidl::internal::WireCodingTraits<::test_protocollayouts_imported::wire::ImportUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>::kInlineSize;
        break;
      case 2:  // ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Tag::kResponse
        encode_fn = ::fidl::internal::MakeEncodeFn<::test_protocollayouts_imported::wire::ImportUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>();
        break;
      case 2:  // ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Tag tag = *position.As<::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Tag::kResponse:
        decode_inline_size = ::fidl::internal::WireCodingTraits<::test_protocollayouts_imported::wire::ImportUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>::kInlineSize;
        break;
      case ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::Tag::kResponse:
        decode_fn = ::fidl::internal::MakeDecodeFn<::test_protocollayouts_imported::wire::ImportUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>();
        break;
      case ::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayImportWithErrorResult, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 16;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult* 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_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Tag::kResponse
        encode_inline_size = ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::LocalUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>::kInlineSize;
        break;
      case 2:  // ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Tag::kResponse
        encode_fn = ::fidl::internal::MakeEncodeFn<::test_protocollayouts::wire::LocalUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>();
        break;
      case 2:  // ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Tag tag = *position.As<::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Tag::kResponse:
        decode_inline_size = ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::LocalUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>::kInlineSize;
        break;
      case ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::Tag::kResponse:
        decode_fn = ::fidl::internal::MakeDecodeFn<::test_protocollayouts::wire::LocalUnionPayload, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>();
        break;
      case ::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayLocalWithErrorResult, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest> {
  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 = 0;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest* 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_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag::kB
        encode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        encode_inline_size = 0;
        break;
    }
    ::fidl::internal::EncodeFn<IsRecursive> encode_fn;
    switch (u->tag) {
      case 1:  // ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag::kB
        encode_fn = ::fidl::internal::MakeEncodeFn<bool, 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_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag tag = *position.As<::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::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_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag::kB:
        decode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        decode_inline_size = 0;
        break;
    }
    DecodeFn<IsRecursive> decode_fn;
    switch (tag) {
      case ::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest::Tag::kB:
        decode_fn = ::fidl::internal::MakeDecodeFn<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      default:
        decode_fn = nullptr;
        break;
    }
    ::fidl::internal::WireDecodeFlexibleEnvelope(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_protocollayouts::wire::MainProtocolTwoWayAnonRequest, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonRequest, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse> {
  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 = 0;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse* 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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag::kB
        encode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        encode_inline_size = 0;
        break;
    }
    ::fidl::internal::EncodeFn<IsRecursive> encode_fn;
    switch (u->tag) {
      case 1:  // ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag::kB
        encode_fn = ::fidl::internal::MakeEncodeFn<bool, 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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag tag = *position.As<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag::kB:
        decode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        decode_inline_size = 0;
        break;
    }
    DecodeFn<IsRecursive> decode_fn;
    switch (tag) {
      case ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse::Tag::kB:
        decode_fn = ::fidl::internal::MakeDecodeFn<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      default:
        decode_fn = nullptr;
        break;
    }
    ::fidl::internal::WireDecodeFlexibleEnvelope(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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult> {
  static constexpr uint32_t kMaxNumHandles = 0;
  static constexpr uint32_t kMaxDepth = 2;
  static constexpr uint32_t kPrimarySize = 16;
  [[maybe_unused]]
  static constexpr uint32_t kMaxOutOfLine = 16;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult* 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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Tag::kResponse
        encode_inline_size = ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>::kInlineSize;
        break;
      case 2:  // ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Tag::kResponse
        encode_fn = ::fidl::internal::MakeEncodeFn<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>();
        break;
      case 2:  // ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Tag tag = *position.As<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Tag::kResponse:
        decode_inline_size = ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>::kInlineSize;
        break;
      case ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::Tag::kResponse:
        decode_fn = ::fidl::internal::MakeDecodeFn<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResponse, fidl::internal::WireCodingConstraintUnion<false>, IsRecursive>();
        break;
      case ::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult::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_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolTwoWayAnonWithErrorResult, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

template <>
struct TypeTraits<::test_protocollayouts::wire::MainProtocolOnAnonRequest> {
  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 = 0;
  static constexpr bool kHasFlexibleEnvelope = true;
  static constexpr bool kHasPointer = true;
};

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

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

  static void Encode(internal::WireEncoder* encoder, ::test_protocollayouts::wire::MainProtocolOnAnonRequest* 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_protocollayouts::wire::MainProtocolOnAnonRequest::Tag::kB
        encode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        encode_inline_size = 0;
        break;
    }
    ::fidl::internal::EncodeFn<IsRecursive> encode_fn;
    switch (u->tag) {
      case 1:  // ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Tag::kB
        encode_fn = ::fidl::internal::MakeEncodeFn<bool, 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_protocollayouts::wire::MainProtocolOnAnonRequest::Tag tag = *position.As<::test_protocollayouts::wire::MainProtocolOnAnonRequest::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_protocollayouts::wire::MainProtocolOnAnonRequest::Tag::kB:
        decode_inline_size = ::fidl::internal::WireCodingTraits<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>::kInlineSize;
        break;
      default:
        decode_inline_size = 0;
        break;
    }
    DecodeFn<IsRecursive> decode_fn;
    switch (tag) {
      case ::test_protocollayouts::wire::MainProtocolOnAnonRequest::Tag::kB:
        decode_fn = ::fidl::internal::MakeDecodeFn<bool, fidl::internal::WireCodingConstraintEmpty, IsRecursive>();
        break;
      default:
        decode_fn = nullptr;
        break;
    }
    ::fidl::internal::WireDecodeFlexibleEnvelope(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_protocollayouts::wire::MainProtocolOnAnonRequest, ::fidl::internal::WireCodingConstraintEmpty, IsRecursive>
    : public ::fidl::internal::WireCodingTraits<::test_protocollayouts::wire::MainProtocolOnAnonRequest, ::fidl::internal::WireCodingConstraintUnion<false>, IsRecursive> {};

#pragma clang diagnostic pop

}  // namespace fidl