/**
* Compiles the Stylus content to CSS
*
* @param Node $node the node to be compiled
* @param string $indent the indentation to use on each child
* @param string $newLine the new-line to append after each line
*
* @return string the wrapped Stylus-CSS-string
* @throws Compiler\Exception when the Stylus package is not installed
*/
public static function filterStylus(Node $node, $indent, $newLine)
{
if (!class_exists('Stylus\\Stylus')) {
throw new Compiler\Exception("Failed to compile Stylus: " . "Please install the neemzy/stylus composer package");
}
$stylus = new \Stylus\Stylus();
$css = $stylus->fromString($node->text())->toString();
return '<style>' . $newLine . $indent . $css . $newLine . $indent . '</style>';
}
<?php
// Stylus Preprocessor
//
header('Content-Type: text/css');
if (!hasCache($file) || $is_new) {
$stylus = new \Stylus\Stylus();
$stylus->setReadDir($dir);
$stylus->setImportDir($dir);
$content = $stylus->fromFile($relative_path)->toString();
generateCache($file, $content);
}
outputCache($file);