/**
* Takes a string containing javascript and removes unneeded characters in
* order to shrink the code without altering it's functionality.
*
* @param string $js The raw javascript to be minified
* @param array $options Various runtime options in an associative array
*
* @throws \Exception
* @return bool|string
*/
public static function minify($js, $options = array())
{
try {
ob_start();
$jshrink = new CompojoomMinifier();
$js = $jshrink->lock($js);
$jshrink->minifyDirectToOutput($js, $options);
// Sometimes there's a leading new line, so we trim that out here.
$js = ltrim(ob_get_clean());
$js = $jshrink->unlock($js);
unset($jshrink);
return $js;
} catch (\Exception $e) {
if (isset($jshrink)) {
// Since the breakdownScript function probably wasn't finished
// we clean it out before discarding it.
$jshrink->clean();
unset($jshrink);
}
// Without this call things get weird, with partially outputted js.
ob_end_clean();
throw $e;
}
}
