PropagationSetterInterface.php

<?php

declare (strict_types=1);
namespace OpenTelemetry\Context\Propagation;


/**
 * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/context/api-propagators.md#setter-argument
 */
interface PropagationSetterInterface {
    
    /**
     * Set the value for a given key on the associated carrier.
     */
    public function set(&$carrier, string $key, string $value) : void;

}