Pipe\Context::requireAsset PHP Метод

    function requireAsset($path)
    {
        $resolvedPath = $this->resolve($path);
        if (null === $resolvedPath) {
            throw new \UnexpectedValueException("Asset {$path} not found");
        }
        $asset = $this->environment->find($resolvedPath);
        if (!in_array($resolvedPath, $this->requiredPaths)) {
            $this->dependOn($resolvedPath);
            $processors = is_callable(array($asset, "getProcessors")) ? $asset->getProcessors() : array();
            $this->dependencyAssets[] = $this->evaluate($resolvedPath, array("processors" => $processors), $path);
            $this->requiredPaths[] = $resolvedPath;
        }
        return $this;
    }