$jsonChunks */ public function __construct($jsonChunks) { $this->jsonChunks = $jsonChunks; } /** * @return Generator */ #[\ReturnTypeWillChange] public function getIterator() { if ( ! $this->generator) { $this->generator = $this->createGenerator(); } return $this->generator; } private function createGenerator(): Generator { $regex = '/ [{}\[\],:] | [^\xEF\xBB\xBF\s{}\[\],:]+ /x'; $inString = 0; $carry = ''; foreach ($this->jsonChunks as $jsonChunk) { $chunkBlocks = explode('"', $carry.$jsonChunk); $carry = ''; $chunkItemsLastSafeIndex = count($chunkBlocks) - 2; for ($i = 0; $i <= $chunkItemsLastSafeIndex; ++$i) { if ($inString) { if ($this->stringIsEscaping($chunkBlocks[$i])) { $carry .= $chunkBlocks[$i].'"'; } else { yield "\"$carry$chunkBlocks[$i]\""; $carry = ''; $inString = 0; } } else { $chunkBlock = trim($chunkBlocks[$i]); if (strlen($chunkBlock) == 1) { yield $chunkBlock; } else { preg_match_all($regex, $chunkBlock, $matches); yield from $matches[0]; } $inString = 1; } } if ($inString) { $carry .= $chunkBlocks[$i]; } else { preg_match_all($regex, $chunkBlocks[$i], $matches); $carry = array_pop($matches[0]); yield from $matches[0]; } } if ($carry !== null && $carry !== '') { yield ($inString ? '"' : '').$carry; } } private function stringIsEscaping(string $token): bool { $i = strlen($token); $slashes = 0; while (--$i >= 0 && $token[$i] === '\\') { ++$slashes; } return $slashes % 2 != 0; } public function getPosition(): int { return 0; } public function getLine(): int { return 1; } public function getColumn(): int { return 0; } }