LEtudiant\Composer\Installer\Solver\SharedPackageSolver::createCallbacks PHP Метод

    protected function createCallbacks(array $packageList)
    {
        $callbacks = array();
        foreach ($packageList as $packageName) {
            // Has wild card (*)
            if (false !== strpos($packageName, '*')) {
                $pattern = str_replace('*', '[a-zA-Z0-9-_]+', str_replace('/', '\\/', $packageName));
                $callbacks[] = function ($packagePrettyName) use($pattern) {
                    return 1 === preg_match('/' . $pattern . '/', $packagePrettyName);
                };
                // Raw package name
            } else {
                $callbacks[] = function ($packagePrettyName) use($packageName) {
                    return $packageName === $packagePrettyName;
                };
            }
        }
        return $callbacks;
    }