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@ 2017-07-05T13:08:37Z

<?php declare(strict_types = 1);

class Test
{
    private function parseDocComment(string $comment): array
    {
        $result = [];

        foreach (\preg_split('#[\r\n]+#', $comment, -1, \PREG_SPLIT_NO_EMPTY) as $line) {
            if (\preg_match('#\s\*\s*@([a-z0-9\-_])\s*(.*)#i', $line, $match)) {
                $result[$match[1]] = $match[2] ?? '';
            }
        }

        return $result;
    }

    public function __call(string $name, array $arguments)
    {
        $objectReflection = new \ReflectionObject($this);

        if (!$objectReflection->hasMethod($name)) {
            throw new Exception('Invalid route target: ' . self::class . '::' . $name);
        }

        $methodReflection = $objectReflection->getMethod($name);

        if (false === $comment = $methodReflection->getDocComment()) {
            throw new Exception('Invalid route target: ' . self::class . '::' . $name);
        }

        $comment = $this->parseDocComment($comment);

        if (!isset($comment['json'])) {
            throw new Exception('Invalid route target: ' . self::class . '::' . $name);
        }

        return $this->{$name}(...$arguments);
    }

    /**
     * @json
     */
    private function method()
    {
        echo ":-(";
    }
}

(new Test)->method();

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.7, 7.2.9 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Fatal error: Uncaught Exception: Invalid route target: Test::method in /in/T8e3g:35 Stack trace: #0 /in/T8e3g(50): Test->__call('method', Array) #1 {main} thrown in /in/T8e3g on line 35
Process exited with code 255.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Exception: Invalid route target: Test::method in /in/T8e3g:35 Stack trace: #0 /in/T8e3g(50): Test->__call('method', Array) #1 {main} thrown in /in/T8e3g on line 35
Process exited with code 255.
Output for 7.2.8: Process exited with code 137.

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