// Copyright (c) 2026 Cloudflare, Inc.
// Licensed under the Apache 2.0 license found in the LICENSE file or at:
//     https://opensource.org/licenses/Apache-2.0

import { default as internalJaeger } from 'pyodide-internal:internalJaeger';
import { IS_TRACING } from 'pyodide-internal:metadata';

/**
 * Used for tracing via Jaeger.
 */
export function enterJaegerSpan<T>(span: string, callback: () => T): T {
  if (!IS_TRACING || !internalJaeger.traceId) {
    // Jaeger tracing not enabled or traceId is not present in request.
    return callback();
  }

  return internalJaeger.enterSpan(span, callback);
}