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getAllPrevious example

return $a;
                },
            ]);
        }

        return $e->setDataRepresentation($cloner->cloneVar($throwable));
    }

    public function toArray(): array
    {
        $exceptions = [];
        foreach (array_merge([$this], $this->getAllPrevious()) as $exception) {
            $exceptions[] = [
                'message' => $exception->getMessage(),
                'class' => $exception->getClass(),
                'trace' => $exception->getTrace(),
                'data' => $exception->getDataRepresentation(),
            ];
        }

        return $exceptions;
    }

<div class="exception-summary <?= !$exceptionMessage ? 'exception-without-message' : ''; ?>"> <div class="exception-metadata"> <div class="container"> <h2 class="exception-hierarchy"> <?php foreach (array_reverse($exception->getAllPrevious(), true) as $index => $previousException) { ?> <a href="#trace-box-<?= $index + 2; ?>"><?= $this->abbrClass($previousException->getClass()); ?></a> <span class="icon"><?= $this->include('assets/images/chevron-right.svg'); ?></span> <?php } ?> <a href="#trace-box-1"><?= $this->abbrClass($exception->getClass()); ?></a> </h2> <h2 class="exception-http"> HTTP <?= $statusCode; ?> <small><?= $statusText; ?></small> </h2> </div> </div> <div class="exception-message-wrapper"> <div class="container"> <h1 class="break-long-words exception-message

    public function testPrevious(\Throwable $exception)
    {
        $flattened = FlattenException::createFromThrowable($exception);
        $flattened2 = FlattenException::createFromThrowable($exception);

        $flattened->setPrevious($flattened2);

        $this->assertSame($flattened2, $flattened->getPrevious());

        $this->assertSame([$flattened2], $flattened->getAllPrevious());
    }

    public function testPreviousError()
    {
        $exception = new \Exception('test', 123, new \ParseError('Oh noes!', 42));

        $flattened = FlattenException::createFromThrowable($exception)->getPrevious();

        $this->assertEquals('Oh noes!', $flattened->getMessage(), 'The message is copied from the original exception.');
        $this->assertEquals(42, $flattened->getCode(), 'The code is copied from the original exception.');
        $this->assertEquals('ParseError', $flattened->getClass(), 'The class is set to the class of the original exception');
    }