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<?php
namespace Http\Discovery\Exception;
use Http\Discovery\Exception;
/**
* When we have used a strategy but no candidates provided by that strategy could be used.
*
* @author Tobias Nyholm <[email protected]>
*/
final class NoCandidateFoundException extends \Exception implements Exception
{
/**
* @param string $strategy
*/
public function __construct($strategy, array $candidates)
{
$classes = array_map(
function ($a) {
return $a['class'];
},
$candidates
);
$message = sprintf(
'No valid candidate found using strategy "%s". We tested the following candidates: %s.',
$strategy,
implode(', ', array_map([$this, 'stringify'], $classes))
);
parent::__construct($message);
}
private function stringify($mixed)
{
if (is_string($mixed)) {
return $mixed;
}
if (is_array($mixed) && 2 === count($mixed)) {
return sprintf('%s::%s', $this->stringify($mixed[0]), $mixed[1]);
}
return is_object($mixed) ? get_class($mixed) : gettype($mixed);
}
}
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