Function updateExperimentDataForFeature

src/services/analytics/growthbook.ts:350–371

(
  feature: string,
  evaluation: FeatureEvaluationSnapshot,
)

}

function updateExperimentDataForFeature(
  feature: string,
  evaluation: FeatureEvaluationSnapshot,
): void {
  const canonicalFeature = toCanonicalAnalyticsName(feature)
  if (
    evaluation.source !== 'experiment' ||
    !evaluation.experiment?.key ||
    evaluation.experimentResult?.variationId === undefined
  ) {
    experimentDataByFeature.delete(canonicalFeature)
    return
  }

  experimentDataByFeature.set(canonicalFeature, {
    experimentId: evaluation.experiment.key,
    variationId: evaluation.experimentResult.variationId,
    inExperiment: evaluation.experimentResult.inExperiment,
    hashAttribute: evaluation.experimentResult.hashAttribute,
    hashValue: evaluation.experimentResult.hashValue,
  })
}

/**
 * Process a GrowthBook payload from the server and populate local caches.