vlink::CancellationToken 成员列表

成员的完整列表，这些成员属于 vlink::CancellationToken,包括所有继承而来的类成员

CancellationSource class	vlink::CancellationToken	friend
CancellationToken() noexcept	vlink::CancellationToken
is_cancellation_requested() const noexcept	vlink::CancellationToken
register_callback(MoveFunction< void()> &&callback) const	vlink::CancellationToken
throw_if_cancellation_requested() const	vlink::CancellationToken
valid() const noexcept	vlink::CancellationToken