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conformance · v146

v146 · populate-targeturl-during-file-handling — 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://wicg.github.io/manifest-incubations/index.html#execute-a-file-handler-launch chromestatus: #5119095123083264 generated 2026-06-01T08:00:00Z by conformance-author-v1-subagent
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id contract kind verdict detail
launchqueue-exists window.launchQueue is the entry point for receiving file-handling launch events. exists
launchqueue-setconsumer-is-function launchQueue.setConsumer is the registration method for the launch handler. typeof
launchparams-interface-exposed The LaunchParams interface is exposed on the global scope. exists
launchparams-has-targeturl LaunchParams exposes the targetURL property — the URL the file handler was launched against. script
launchparams-has-files LaunchParams still exposes files (FileSystemHandle[]) — the pre-existing surface that the new targetURL augments. script
launchparams-targeturl-stringifies When populated, LaunchParams.targetURL is a string (URL serialisation) per the file-handling launch algorithm. script