Pipe\Context::evaluate PHP Метод

    function evaluate($path, $options = array())
    {
        if (isset($options['data'])) {
            $data = $options['data'];
        } else {
            if (!is_file($path)) {
                throw new UnexpectedValueException("Asset {$path} not found");
            }
            $data = @file_get_contents($path);
        }
        $subContext = $this->createSubContext();
        if (array_key_exists("processors", $options)) {
            $processors = (array) $options["processors"];
        } else {
            $processors = array();
        }
        foreach ($processors as $p) {
            $block = function () use(&$data) {
                return $data;
            };
            if (is_callable($p)) {
                $processor = $p($block);
            } else {
                $processor = new $p($block);
            }
            $subContext->path = $processor->source = $path;
            $data = $processor->render($subContext);
        }
        $this->dependencyPaths = array_merge($this->dependencyPaths, $subContext->dependencyPaths);
        $this->dependencyAssets = array_merge($this->dependencyAssets, $subContext->dependencyAssets);
        return $data;
    }