// A listing of all specs within a single suite. This is the (awaited) type of// `groups` in '{cts,unittests}/listing.ts' and `listing` in the auto-generated// 'out/{cts,unittests}/listing.js' files (see tools/gen_listings_and_webworkers).export type TestSuiteListing = TestSuiteListingEntry[];export type TestSuiteListingEntry = TestSuiteListingEntrySpec | TestSuiteListingEntryReadme;interface TestSuiteListingEntrySpec {readonly file: string[];}interface TestSuiteListingEntryReadme {readonly file: string[];readonly readme: string;}