protected static function checkPassedByReference($function) { $ref_func = new ReflectionFunction($function); foreach ($ref_func->getParameters() as $param) { if ($param->isPassedByReference()) { // Add tmp blacklist Cache::appendTmpFunctionBlacklist($function); // Remove cache file $backtrace = debug_backtrace(); $info = Backtrace::getInfo('FunctionPatcher', $backtrace); $orig_file = $info['file']; $cache = Cache::removeSrcCacheFile($orig_file); $pr_msg = ''; if (self::isInternalFunction($function)) { $pr_msg = "<red>Please send Pull Request to add function '{$function}' to default config.</red>\n"; } $tmp_blacklist_file = Cache::getTmpFunctionBlacklistFile(); $msg = "\n" . "<red>Can't patch on function '{$function}'.</red>\n" . "It has param(s) passed by reference.\n" . "Added it temporary blacklist file '{$tmp_blacklist_file}'.\n" . "And removed cache file '{$cache}'.\n" . "{$pr_msg}" . "\n<red>Please run phpunit again.</red>"; self::outputMessage($msg); throw new LogicException($msg); } } }