@sentry/core/build/cjs/utils/traceData.js

Base implementation for all Sentry JavaScript SDKs

Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });

const index = require('../asyncContext/index.js');
const carrier = require('../carrier.js');
const currentScopes = require('../currentScopes.js');
const exports$1 = require('../exports.js');
require('../tracing/errors.js');
require('../utils-hoist/debug-build.js');
const logger = require('../utils-hoist/logger.js');
require('../debug-build.js');
require('../utils-hoist/time.js');
const spanUtils = require('./spanUtils.js');
const dynamicSamplingContext = require('../tracing/dynamicSamplingContext.js');
const tracing = require('../utils-hoist/tracing.js');
const baggage = require('../utils-hoist/baggage.js');

/**
 * Extracts trace propagation data from the current span or from the client's scope (via transaction or propagation
 * context) and serializes it to `sentry-trace` and `baggage` values to strings. These values can be used to propagate
 * a trace via our tracing Http headers or Html `<meta>` tags.
 *
 * This function also applies some validation to the generated sentry-trace and baggage values to ensure that
 * only valid strings are returned.
 *
 * @returns an object with the tracing data values. The object keys are the name of the tracing key to be used as header
 * or meta tag name.
 */
function getTraceData(options = {}) {
  const client = currentScopes.getClient();
  if (!exports$1.isEnabled() || !client) {
    return {};
  }

  const carrier$1 = carrier.getMainCarrier();
  const acs = index.getAsyncContextStrategy(carrier$1);
  if (acs.getTraceData) {
    return acs.getTraceData(options);
  }

  const scope = currentScopes.getCurrentScope();
  const span = options.span || spanUtils.getActiveSpan();
  const sentryTrace = span ? spanUtils.spanToTraceHeader(span) : scopeToTraceHeader(scope);
  const dsc = span ? dynamicSamplingContext.getDynamicSamplingContextFromSpan(span) : dynamicSamplingContext.getDynamicSamplingContextFromScope(client, scope);
  const baggage$1 = baggage.dynamicSamplingContextToSentryBaggageHeader(dsc);

  const isValidSentryTraceHeader = tracing.TRACEPARENT_REGEXP.test(sentryTrace);
  if (!isValidSentryTraceHeader) {
    logger.logger.warn('Invalid sentry-trace data. Cannot generate trace data');
    return {};
  }

  return {
    'sentry-trace': sentryTrace,
    baggage: baggage$1,
  };
}

/**
 * Get a sentry-trace header value for the given scope.
 */
function scopeToTraceHeader(scope) {
  const { traceId, sampled, propagationSpanId } = scope.getPropagationContext();
  return tracing.generateSentryTraceHeader(traceId, propagationSpanId, sampled);
}

exports.getTraceData = getTraceData;
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