55      * @param array       $references Mapping of variable names to values
61     public static function parse(string $value = null, int $flags = 0, array &$references = [])  argument
81                     $result = self::parseSequence($value, $flags, $i, $references);
85                     $result = self::parseMapping($value, $flags, $i, $references);
89                     $result = self::parseScalar($value, $flags, null, $i, true, $references);
268 … array $delimiters = null, int &$i = 0, bool $evaluate = true, array &$references = [], bool &$isQ…  argument
310                 $output = self::evaluateScalar($output, $flags, $references, $isQuoted);
347 …c function parseSequence(string $sequence, int $flags, int &$i = 0, array &$references = []): array  argument
368                     $value = self::parseSequence($sequence, $flags, $i, $references);
372                     $value = self::parseMapping($sequence, $flags, $i, $references);
375 …alue = self::parseScalar($sequence, $flags, [',', ']'], $i, null === $tag, $references, $isQuoted);
382                             $value = self::parseMapping('{'.$value.'}', $flags, $pos, $references);
389                         $references[$matches['ref']] = $matches['value'];
415 …ate static function parseMapping(string $mapping, int $flags, int &$i = 0, array &$references = [])  argument
457                 $evaluatedKey = self::evaluateScalar($key, $flags, $references);
483                         $value = self::parseSequence($mapping, $flags, $i, $references);
504                         $value = self::parseMapping($mapping, $flags, $i, $references);
522 …f::parseScalar($mapping, $flags, [',', '}', "\n"], $i, null === $tag, $references, $isValueQuoted);
531                                 $references[$matches['ref']] = $matches['value'];
561 …private static function evaluateScalar(string $scalar, int $flags, array &$references = [], bool &…  argument
578             if (!\array_key_exists($value, $references)) {
582             return $references[$value];