folly::exception_wrapper::InPlace< Ex > Struct Template Reference

Static Public Member Functions
static void	copy_ (exception_wrapper const *from, exception_wrapper *to)
static void	move_ (exception_wrapper *from, exception_wrapper *to)
static void	delete_ (exception_wrapper *that)
static void	throw_ (exception_wrapper const *that)
static std::type_info const *	type_ (exception_wrapper const *)
static std::exception const *	get_exception_ (exception_wrapper const *that)
static exception_wrapper	get_exception_ptr_ (exception_wrapper const *that)

Static Public Attributes
static constexpr VTable const	ops_

Detailed Description

template<class Ex>
struct folly::exception_wrapper::InPlace< Ex >

Definition at line 284 of file ExceptionWrapper.h.

Member Function Documentation

template<class Ex >

void folly::exception_wrapper::InPlace< Ex >::copy_ ( exception_wrapper const *  from, exception_wrapper *  to  )

inlinestatic

Definition at line 182 of file ExceptionWrapper-inl.h.

References folly::exception_wrapper::Buffer::as(), and folly::exception_wrapper::buff_.

                           {
  ::new (static_cast<void*>(std::addressof(to->buff_.as<Ex>())))
      Ex(from->buff_.as<Ex>());
}

template<class Ex >

void folly::exception_wrapper::InPlace< Ex >::delete_ ( exception_wrapper *  that )

inlinestatic

Definition at line 197 of file ExceptionWrapper-inl.h.

References folly::exception_wrapper::Buffer::as(), folly::exception_wrapper::buff_, folly::exception_wrapper::uninit_, and folly::exception_wrapper::vptr_.

                                                                         {
  that->buff_.as<Ex>().~Ex();
  that->vptr_ = &uninit_;
}

template<class Ex >

std::exception const * folly::exception_wrapper::InPlace< Ex >::get_exception_ ( exception_wrapper const *  that )

inlinestatic

Definition at line 212 of file ExceptionWrapper-inl.h.

References folly::exception_wrapper::Buffer::as(), folly::exception_wrapper::as_exception_or_null_(), and folly::exception_wrapper::buff_.

                                   {
  return as_exception_or_null_(that->buff_.as<Ex>());
}

template<class Ex >

exception_wrapper folly::exception_wrapper::InPlace< Ex >::get_exception_ptr_ ( exception_wrapper const *  that )

inlinestatic

Definition at line 217 of file ExceptionWrapper-inl.h.

                                   {
  try {
    throw_(that);
  } catch (Ex const& ex) {
    return exception_wrapper{std::current_exception(), ex};
  }
}

template<class Ex >

void folly::exception_wrapper::InPlace< Ex >::move_ ( exception_wrapper *  from, exception_wrapper *  to  )

inlinestatic

Definition at line 189 of file ExceptionWrapper-inl.h.

References folly::exception_wrapper::Buffer::as(), folly::exception_wrapper::buff_, and folly::gen::move.

                           {
  ::new (static_cast<void*>(std::addressof(to->buff_.as<Ex>())))
      Ex(std::move(from->buff_.as<Ex>()));
  delete_(from);
}

template<class Ex >

void folly::exception_wrapper::InPlace< Ex >::throw_ ( exception_wrapper const *  that )

inlinestatic

Definition at line 202 of file ExceptionWrapper-inl.h.

References folly::exception_wrapper::Buffer::as(), and folly::exception_wrapper::buff_.

                                   {
  throw that->buff_.as<Ex>(); // @nolint
}

template<class Ex >

std::type_info const * folly::exception_wrapper::InPlace< Ex >::type_ ( exception_wrapper const *  )

inlinestatic

Definition at line 207 of file ExceptionWrapper-inl.h.

                              {
  return &typeid(Ex);
}

Member Data Documentation

template<class Ex >

constexpr exception_wrapper::VTable folly::exception_wrapper::InPlace< Ex >::ops_

static

Initial value:

{copy_,
                                       move_,
                                       delete_,
                                       throw_,
                                       type_,
                                       get_exception_,
                                       get_exception_ptr_}

Definition at line 293 of file ExceptionWrapper.h.

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The documentation for this struct was generated from the following files:

• proxygen/folly/folly/ExceptionWrapper.h
• proxygen/folly/folly/ExceptionWrapper-inl.h