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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\VarDumper\Handler; |
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use RuntimeException; |
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use Yiisoft\VarDumper\HandlerInterface; |
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final class StreamHandler implements HandlerInterface |
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{ |
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/** |
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* @var callable |
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*/ |
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private $encoder; |
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/** |
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* @var null|resource |
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*/ |
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private $stream = null; |
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public function __construct( |
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private $uri = 'udp://127.0.0.1:8890' |
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) { |
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if (!is_string($this->uri) && !is_resource($this->uri)) { |
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throw new \InvalidArgumentException( |
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sprintf( |
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'Argument $uri must be a string or a resource, "%s" given.', |
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gettype($this->uri) |
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) |
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); |
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} |
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} |
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/** |
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* Sends encode with {@see \json_encode()} function $variable to a UDP socket. |
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*/ |
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public function handle(mixed $variable, int $depth, bool $highlight = false): void |
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{ |
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$data = ($this->encoder ?? 'json_encode')($variable); |
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if (!is_string($data)) { |
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throw new RuntimeException( |
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sprintf( |
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'Encoder must return a string, %s returned.', |
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gettype($data) |
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) |
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); |
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} |
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$this->initializeStream(); |
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if (!$this->writeToStream($data)) { |
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$this->initializeStream(); |
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$this->writeToStream($data); |
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} |
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} |
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2 |
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public function withEncoder(callable $encoder): HandlerInterface |
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{ |
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2 |
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$new = clone $this; |
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2 |
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$new->encoder = $encoder; |
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return $new; |
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} |
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private function initializeStream(): void |
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{ |
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if (is_string($this->uri)) { |
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1 |
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$this->stream = fsockopen($this->uri); |
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} else { |
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$this->stream = $this->uri; |
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} |
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if (!is_resource($this->stream)) { |
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1 |
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throw new RuntimeException('Cannot initialize a stream.'); |
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} |
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} |
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private function writeToStream(bool|string $data): bool |
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{ |
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return @fwrite($this->stream, $data) !== false; |
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} |
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} |
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yiisoft /
var-dumper
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