/**
* Parses a string.
*
* @param string $string The string to parse
* @param string $filename The filename for reference (will be visible in the source map) or path to a fake file which directory will be used for imports
* @param bool $returnRuleset Return the ruleset?
*
* @return $this
*/
public function parseString($string, $filename = '__string_to_parse__', $returnRuleset = false)
{
$string = Util::normalizeString((string) $string);
// we need unique key
$key = sprintf('%s[__%s__]', $filename, md5($string));
// create a dummy information, since we are not parsing a real file,
// but a string coming from outside
$this->context->setCurrentFile($filename);
$importedFile = new ImportedFile($key, $string, time());
// save information, so the exceptions can handle errors in the string
// and source map is generated for the string
$this->context->currentFileInfo->importedFile = $importedFile;
$this->importer->setImportedFile($key, $importedFile, $key, $this->context->currentFileInfo);
if ($this->context->sourceMap) {
$this->context->setFileContent($key, $string);
}
$importedFile->setRuleset($ruleset = new RulesetNode([], $this->parse($string)));
if ($returnRuleset) {
return $ruleset;
}
$this->rules = array_merge($this->rules, $ruleset->rules);
return $this;
}
