function Tracer::spanBuilder

@inheritDoc

File

vendor/open-telemetry/sdk/Trace/Tracer.php, line 28

Class

Tracer

Namespace

OpenTelemetry\SDK\Trace

Code

public function spanBuilder(string $spanName) : API\SpanBuilderInterface {
    if (ctype_space($spanName)) {
        $spanName = self::FALLBACK_SPAN_NAME;
    }
    // If a Tracer is disabled, it MUST behave equivalently to No-op Tracer
    if (!$this->config
        ->isEnabled() || $this->tracerSharedState
        ->hasShutdown()) {
        return new API\NoopSpanBuilder(Context::storage());
    }
    return new SpanBuilder($spanName, $this->instrumentationScope, $this->tracerSharedState);
}