PHP code example of pepakriz / phpstan-exception-rules

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

pepakriz / phpstan-exception-rules example snippets

// no throws annotation
public function decide(int $arg): void
{
	switch ($arg) {
		case self::ONE:
			$this->decided()
		case self::TWO:
			$this->decidedDifferently()
		default:
			throw new LogicException("Decision cannot be made for argument $arg because of ...");
	}
}

/**
 * @return mixed[]
 *
 * @throws PrintJobFailedException
 */
private function sendRequest(Request $request): array
{
	try {
		$response = $this->httpClient->send($request);
		return Json::decode((string) $response->getBody(), Json::FORCE_ARRAY);

	} catch (GuzzleException | JsonException $e) {
		throw new PrintJobFailedException($e);
	}
}

class PrintJobFailedException extends RuntimeException
{

	public function __construct(Throwable $previous)
	{
		parent::__construct('Printing failed, remote printing service is down. Please try again later', $previous);
	}

}

/**
 * @throws FooRuntimeException false positive
 */
public function createFnFoo(int $arg): callable
{
	return function () {
		throw new FooRuntimeException();
	};
}

/**
 * @param string[] $rows
 * @return string[]
 *
 * @throws EmptyLineException
 */
public function normalizeRows(array $rows): array
{
	return array_map(function (string $row): string {
		$row = trim($row);
		if ($row === '') {
			throw new EmptyLineException();
		}

		return $row;
	}, $rows);
}

// @throws phpdoc is not thoutThrowsPhpDoc(): void
{
	try {
		throw new RuntimeException();
		$this->dangerousCall();

	} catch (Throwable $e) {
		throw $e;
	}
}

/**
 * @throws RuntimeException
 */
public function methodWithThrowsPhpDoc(): void
{
	try {
		throw new RuntimeException();
		$this->dangerousCall();

	} catch (RuntimeException $e) {
		throw $e;
	} catch (Throwable $e) {
		throw $e;
	}
}