src/vs/workbench/contrib/search/common/cacheState.ts/FileQueryCacheState/isLoaded
class FileQueryCacheState:	get isLoaded(): boolean {
		const isLoaded = this.loadingPhase === LoadingPhase.Loaded;

		return isLoaded || !this.previousCacheState ? isLoaded : this.previousCacheState.isLoaded;
	}