<?php

/**
 * @since 8.1
 */
final class ReflectionFiber
{
    public function __construct(Fiber $fiber) {}

    public function getFiber(): Fiber {}

    public function getExecutingFile(): ?string {}

    public function getExecutingLine(): ?int {}

    public function getCallable(): callable {}

    public function getTrace(int $options = DEBUG_BACKTRACE_PROVIDE_OBJECT): array {}
}