class FileWrapperimport { FileWrapper } from "https://deno.land/x/cache@0.2.13/file.ts"; ConstructorsnewFileWrapper(url: URL,policy?: Policy,ns?: string,)Propertieshash: stringmetapath: stringpath: stringMethodsensure(): Promise<void>exists(): Promise<boolean>fetch(): Promise<File>get(): Promise<File>read(): Promise<File>remove(): Promise<void>