function Template::renderBlock

Renders a block.

This method is for internal use only and should never be called directly.

Parameters

string $name The block name to render:

array $context The context:

array $blocks The current set of blocks:

bool $useBlocks Whether to use the current set of blocks:

Return value

string The rendered block

File

vendor/twig/twig/src/Template.php, line 189

Class

Template

Default base class for compiled templates.

Namespace

Twig

Code

public function renderBlock($name, array $context, array $blocks = [], $useBlocks = true) : string {
    if (!$this->useYield) {
        $level = ob_get_level();
        if ($this->env
            ->isDebug()) {
            ob_start();
        }
        else {
            ob_start(function () {
                return '';
            });
        }
        try {
            $this->displayBlock($name, $context, $blocks, $useBlocks);
        } catch (\Throwable $e) {
            while (ob_get_level() > $level) {
                ob_end_clean();
            }
            throw $e;
        }
        return ob_get_clean();
    }
    $content = '';
    foreach ($this->yieldBlock($name, $context, $blocks, $useBlocks) as $data) {
        $content .= $data;
    }
    return $content;
}