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<?php
declare(strict_types=1);
namespace OpenTelemetry\Contrib\Otlp;
use function is_array;
use function is_bool;
use function is_float;
use function is_int;
use function is_string;
use Opentelemetry\Proto\Common\V1\AnyValue;
use Opentelemetry\Proto\Common\V1\ArrayValue;
use Opentelemetry\Proto\Common\V1\KeyValue;
use Opentelemetry\Proto\Common\V1\KeyValueList;
final class AttributesConverter
{
public static function convertAnyValue($value): AnyValue
{
$result = new AnyValue();
if (is_array($value)) {
if (self::isSimpleArray($value)) {
$values = new ArrayValue();
foreach ($value as $element) {
/** @psalm-suppress InvalidArgument */
$values->getValues()[] = self::convertAnyValue($element);
}
$result->setArrayValue($values);
} else {
$values = new KeyValueList();
foreach ($value as $key => $element) {
/** @psalm-suppress InvalidArgument */
$values->getValues()[] = new KeyValue(['key' => $key, 'value' => self::convertAnyValue($element)]);
}
$result->setKvlistValue($values);
}
}
if (is_int($value)) {
$result->setIntValue($value);
}
if (is_bool($value)) {
$result->setBoolValue($value);
}
if (is_float($value)) {
$result->setDoubleValue($value);
}
if (is_string($value)) {
$result->setStringValue($value);
}
return $result;
}
/**
* Test whether an array is simple (non-KeyValue)
*/
public static function isSimpleArray(array $value): bool
{
return $value === [] || array_key_first($value) === 0;
}
}
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