lib/Gateway/Native.php
public function purgeIndex()
    {
        $endpoints = $this->endpointResolver->getEndpoints();

        foreach ($endpoints as $endpointName) {
            $this->purgeEndpoint(
                $this->endpointRegistry->getEndpoint($endpointName)
            );
        }
    }
public function purgeIndex()
    {
        $endpoints = $this->endpointResolver->getEndpoints();

        foreach ($endpoints as $endpointName) {
            $this->purgeEndpoint(
                $this->endpointRegistry->getEndpoint($endpointName)
            );
        }
    }
@todo implement purging for document type

Purges all contents from the index