vendor/open-telemetry/sdk/Common/Configuration/Resolver/ResolverInterface.php


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<?php

declare(strict_types=1);

namespace OpenTelemetry\SDK\Common\Configuration\Resolver;

interface ResolverInterface
{
    /**
     * @return mixed
     */
    public function retrieveValue(string $variableName);

    public function hasVariable(string $variableName): bool;
}