typedef (Request or USVString) RequestInfo;

// https://fetch.spec.whatwg.org/#request
[Exposed=(Window,Worker)]
interface Request {
    constructor(RequestInfo input, optional RequestInit init = {});

    readonly attribute ByteString method;
    readonly attribute USVString url;
    [SameObject] readonly attribute Headers headers;

    readonly attribute RequestDestination destination;
    readonly attribute USVString referrer;
    readonly attribute ReferrerPolicy referrerPolicy;
    readonly attribute RequestMode mode;
    readonly attribute RequestCredentials credentials;
    readonly attribute RequestCache cache;
    readonly attribute RequestRedirect redirect;
    readonly attribute DOMString integrity;
    readonly attribute boolean keepalive;
    readonly attribute boolean isReloadNavigation;
    readonly attribute boolean isHistoryNavigation;
    readonly attribute AbortSignal signal;
    readonly attribute RequestDuplex duplex;

    [NewObject] Request clone();
};
Request includes Body;

dictionary RequestInit {
    ByteString method;
    HeadersInit headers;
    BodyInit? body;
    USVString referrer;
    ReferrerPolicy referrerPolicy;
    RequestMode mode;
    RequestCredentials credentials;
    RequestCache cache;
    RequestRedirect redirect;
    DOMString integrity;
    boolean keepalive;
    AbortSignal? signal;
    RequestDuplex duplex;
    RequestPriority priority;
    any window; // can only be set to null
};

enum RequestDestination { "", "audio", "audioworklet", "document", "embed", "font", "frame", "iframe", "image", "json", "manifest", "object", "paintworklet", "report", "script", "sharedworker", "style",  "track", "video", "worker", "xslt" };
enum RequestMode { "navigate", "same-origin", "no-cors", "cors" };
enum RequestCredentials { "omit", "same-origin", "include" };
enum RequestCache { "default", "no-store", "reload", "no-cache", "force-cache", "only-if-cached" };
enum RequestRedirect { "follow", "error", "manual" };
enum RequestDuplex { "half" };
enum RequestPriority { "high", "low", "auto" };

// https://w3c.github.io/webappsec-referrer-policy/#enumdef-referrerpolicy
enum ReferrerPolicy {
    "",
    "no-referrer",
    "no-referrer-when-downgrade",
    "same-origin",
    "origin",
    "strict-origin",
    "origin-when-cross-origin",
    "strict-origin-when-cross-origin",
    "unsafe-url"
};
