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conformance · v140

v140 · serviceworkerstaticroutertiminginfo — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://github.com/w3c/ServiceWorker chromestatus: #6309742380318720 generated 2026-06-02T00:00:00Z by codex-auto-research
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id contract kind verdict detail
worker-router-evaluation-start-field PerformanceResourceTiming exposes workerRouterEvaluationStart for when static route matching begins. spec ↗ script
worker-matched-source-type-field PerformanceResourceTiming exposes workerMatchedSourceType for the static route source that matched. spec ↗ script
worker-final-source-type-field PerformanceResourceTiming exposes workerFinalSourceType for the source actually used after fetch handling. spec ↗ script
worker-cache-lookup-start-field PerformanceResourceTiming exposes workerCacheLookupStart for cache lookup timing. spec ↗ script
delivery-type-field PerformanceResourceTiming.deliveryType is available for route delivery types such as cache-storage. spec ↗ script
workerstart-baseline-field PerformanceResourceTiming.workerStart remains present as the baseline service-worker timing field. spec ↗ script