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/**
* Copyright (c) 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the "flow" directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
/* Files */
declare class Blob {
constructor(blobParts?: Array<any>, options?: {
type?: string;
endings?: string;
}): void;
isClosed: bool;
size: number;
type: string;
close(): void;
slice(start?: number, end?: number, contentType?: string): Blob;
}
declare class FileReader extends EventTarget {
abort(): void;
DONE: number;
EMPTY: number;
error: DOMError;
LOADING: number;
onabort: (ev: any) => any;
onerror: (ev: any) => any;
onload: (ev: any) => any;
onloadend: (ev: any) => any;
onloadstart: (ev: any) => any;
onprogress: (ev: any) => any;
readAsArrayBuffer(blob: Blob): void;
readAsDataURL(blob: Blob): void;
readAsText(blob: Blob, encoding?: string): void;
readyState: 0 | 1 | 2;
result: any;
}
declare class File extends Blob {
lastModifiedDate: any;
name: string;
}
declare class FileList {
@@iterator(): Iterator<File>;
length: number;
item(index: number): File;
[index: number]: File;
}
/* DataTransfer */
declare class DataTransfer {
clearData(format?: string): void;
getData(format: string): string;
setData(format: string, data: string): void;
setDragImage(image: Element, x: number, y: number): void;
dropEffect: string;
effectAllowed: string;
files: FileList; // readonly
items: DataTransferItemList; // readonly
types: Array<string>; // readonly
}
declare class DataTransferItemList {
@@iterator(): Iterator<DataTransferItem>;
length: number; // readonly
[index: number]: DataTransferItem;
add(data: string, type: string): ?DataTransferItem;
add(data: File): ?DataTransferItem;
remove(index: number): void;
clear(): void;
};
declare class DataTransferItem {
kind: string; // readonly
type: string; // readonly
getAsString(_callback: ?(data: string) => mixed): void;
getAsFile(): ?File;
};
/* DOM */
declare class DOMError {
name: string;
}
declare type ElementDefinitionOptions = {
extends?: string;
}
declare interface CustomElementRegistry {
define(name: string, ctor: Class<Element>, options?: ElementDefinitionOptions): void;
get(name: string): any;
whenDefined(name: string): Promise<void>;
}
declare interface ShadowRoot extends DocumentFragment {
host: Element;
innerHTML: string;
}
declare type ShadowRootMode = 'open'|'closed';
declare type ShadowRootInit = {
delegatesFocus?: boolean;
mode: ShadowRootMode;
}
type EventHandler = (event: Event) => mixed
type EventListener = {handleEvent: EventHandler} | EventHandler
type MouseEventHandler = (event: MouseEvent) => mixed
type MouseEventListener = {handleEvent: MouseEventHandler} | MouseEventHandler
type KeyboardEventHandler = (event: KeyboardEvent) => mixed
type KeyboardEventListener = {handleEvent: KeyboardEventHandler} | KeyboardEventHandler
type TouchEventHandler = (event: TouchEvent) => mixed
type TouchEventListener = {handleEvent: TouchEventHandler} | TouchEventHandler
type WheelEventHandler = (event: WheelEvent) => mixed
type WheelEventListener = {handleEvent: WheelEventHandler} | WheelEventHandler
type ProgressEventHandler = (event: ProgressEvent) => mixed
type ProgressEventListener = {handleEvent: ProgressEventHandler} | ProgressEventHandler
type DragEventHandler = (event: DragEvent) => mixed
type DragEventListener = {handleEvent: DragEventHandler} | DragEventHandler
type MouseEventTypes = 'contextmenu' | 'mousedown' | 'mouseenter' | 'mouseleave' | 'mousemove' | 'mouseout' | 'mouseover' | 'mouseup' | 'click' | 'dblclick';
type KeyboardEventTypes = 'keydown' | 'keyup' | 'keypress';
type TouchEventTypes = 'touchstart' | 'touchmove' | 'touchend' | 'touchcancel';
type WheelEventTypes = 'wheel';
type ProgressEventTypes = 'abort' | 'error' | 'load' | 'loadend' | 'loadstart' | 'progress' | 'timeout';
type DragEventTypes = 'drag' | 'dragend' | 'dragenter' | 'dragexit' | 'dragleave' | 'dragover' | 'dragstart' | 'drop';
type EventListenerOptionsOrUseCapture = boolean | {
capture?: boolean,
once?: boolean,
passive?: boolean
};
declare class EventTarget {
addEventListener(type: MouseEventTypes, listener: MouseEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
addEventListener(type: KeyboardEventTypes, listener: KeyboardEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
addEventListener(type: TouchEventTypes, listener: TouchEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
addEventListener(type: WheelEventTypes, listener: WheelEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
addEventListener(type: ProgressEventTypes, listener: ProgressEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
addEventListener(type: DragEventTypes, listener: DragEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
addEventListener(type: string, listener: EventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: MouseEventTypes, listener: MouseEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: KeyboardEventTypes, listener: KeyboardEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: TouchEventTypes, listener: TouchEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: WheelEventTypes, listener: WheelEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: ProgressEventTypes, listener: ProgressEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: DragEventTypes, listener: DragEventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
removeEventListener(type: string, listener: EventListener, optionsOrUseCapture?: EventListenerOptionsOrUseCapture): void;
attachEvent?: (type: MouseEventTypes, listener: MouseEventListener) => void;
attachEvent?: (type: KeyboardEventTypes, listener: KeyboardEventListener) => void;
attachEvent?: (type: TouchEventTypes, listener: TouchEventListener) => void;
attachEvent?: (type: WheelEventTypes, listener: WheelEventListener) => void;
attachEvent?: (type: ProgressEventTypes, listener: ProgressEventListener) => void;
attachEvent?: (type: DragEventTypes, listener: DragEventListener) => void;
attachEvent?: (type: string, listener: EventListener) => void;
detachEvent?: (type: MouseEventTypes, listener: MouseEventListener) => void;
detachEvent?: (type: KeyboardEventTypes, listener: KeyboardEventListener) => void;
detachEvent?: (type: TouchEventTypes, listener: TouchEventListener) => void;
detachEvent?: (type: WheelEventTypes, listener: WheelEventListener) => void;
detachEvent?: (type: ProgressEventTypes, listener: ProgressEventListener) => void;
detachEvent?: (type: DragEventTypes, listener: DragEventListener) => void;
detachEvent?: (type: string, listener: EventListener) => void;
dispatchEvent(evt: Event): boolean;
// Deprecated
cancelBubble: boolean;
initEvent(eventTypeArg: string, canBubbleArg: boolean, cancelableArg: boolean): void;
}
type Event$Init = {
bubbles?: boolean,
cancelable?: boolean,
composed?: boolean,
scoped?: boolean
}
declare class Event {
constructor(type: string, eventInitDict?: Event$Init): void;
bubbles: boolean;
cancelable: boolean;
currentTarget: EventTarget;
deepPath?: () => EventTarget[];
defaultPrevented: boolean;
eventPhase: number;
isTrusted: boolean;
scoped: boolean;
srcElement: Element;
target: EventTarget;
timeStamp: number;
type: string;
preventDefault(): void;
stopImmediatePropagation(): void;
stopPropagation(): void;
AT_TARGET: number;
BUBBLING_PHASE: number;
CAPTURING_PHASE: number;
// deprecated
initEvent(
type: string,
bubbles: boolean,
cancelable: boolean
): void;
}
type CustomEvent$Init = Event$Init & {
detail?: any;
}
declare class CustomEvent extends Event {
constructor(type: string, eventInitDict?: CustomEvent$Init): void;
detail: any;
// deprecated
initCustomEvent(
type: string,
bubbles: boolean,
cancelable: boolean,
detail: any
): CustomEvent;
}
declare class UIEvent extends Event {
detail: number;
view: any;
}
declare class MouseEvent extends UIEvent {
altKey: boolean;
button: number;
buttons: number;
clientX: number;
clientY: number;
ctrlKey: boolean;
metaKey: boolean;
movementX: number;
movementY: number;
offsetX: number;
offsetY: number;
pageX: number;
pageY: number;
region: ?string;
screenX: number;
screenY: number;
shiftKey: boolean;
relatedTarget: ?EventTarget;
getModifierState(keyArg: string): boolean;
}
declare class WheelEvent extends MouseEvent {
deltaX: number; // readonly
deltaY: number; // readonly
deltaZ: number; // readonly
deltaMode: 0x00 | 0x01 | 0x02; // readonly
}
declare class DragEvent extends MouseEvent {
dataTransfer: ?DataTransfer; // readonly
}
declare class ProgressEvent extends Event {
lengthComputable: boolean;
loaded: number;
total: number;
// Deprecated
initProgressEvent(
typeArg: string,
canBubbleArg: boolean,
cancelableArg: boolean,
lengthComputableArg: boolean,
loadedArg: number,
totalArg: number
): void;
}
declare class PromiseRejectionEvent extends Event {
promise: Promise<any>;
reason: any;
}
// used for websockets and postMessage, for example. See:
// http://www.w3.org/TR/2011/WD-websockets-20110419/
// and
// http://www.w3.org/TR/2008/WD-html5-20080610/comms.html
// and
// https://html.spec.whatwg.org/multipage/comms.html#the-messageevent-interfaces
declare class MessageEvent extends Event {
data: mixed;
origin: string;
lastEventId: string;
source: WindowProxy;
}
declare class KeyboardEvent extends UIEvent {
altKey: boolean;
code: string;
ctrlKey: boolean;
isComposing: boolean;
key: string;
location: number;
metaKey: boolean;
repeat: boolean;
shiftKey: boolean;
getModifierState(keyArg?: string): boolean;
// Deprecated
charCode: number;
keyCode: number;
which: number;
}
declare class AnimationEvent extends UIEvent {
animationName: string;
elapsedTime: number;
pseudoElement: string;
// deprecated
initAnimationEvent: (
type: 'animationstart' | 'animationend' | 'animationiteration',
canBubble: boolean,
cancelable: boolean,
animationName: string,
elapsedTime: number
) => void;
}
// https://www.w3.org/TR/touch-events/#idl-def-Touch
declare class Touch {
clientX: number,
clientY: number,
identifier: number,
pageX: number,
pageY: number,
screenX: number,
screenY: number,
target: EventTarget,
}
// https://www.w3.org/TR/touch-events/#idl-def-TouchList
// TouchList#item(index) will return null if n > #length. Should #item's
// return type just been Touch?
declare class TouchList {
@@iterator(): Iterator<Touch>;
length: number,
item(index: number): null | Touch,
[index: number]: Touch,
}
// https://www.w3.org/TR/touch-events/#touchevent-interface
declare class TouchEvent extends UIEvent {
altKey: boolean,
changedTouches: TouchList,
ctrlKey: boolean,
metaKey: boolean,
shiftKey: boolean,
targetTouchesRead: TouchList,
touches: TouchList,
}
// TODO: *Event
declare class Node extends EventTarget {
baseURI: ?string;
childNodes: NodeList<Node>;
firstChild: ?Node;
lastChild: ?Node;
nextSibling: ?Node;
nodeName: string;
nodeType: number;
nodeValue: string;
ownerDocument: Document;
parentElement: ?Element;
parentNode: ?Node;
previousSibling: ?Node;
rootNode: Node;
textContent: string;
appendChild<T: Node>(newChild: T): T;
cloneNode(deep?: boolean): this;
compareDocumentPosition(other: Node): number;
contains(other: ?Node): boolean;
hasChildNodes(): boolean;
insertBefore<T: Node>(newChild: T, refChild?: ?Node): T;
isDefaultNamespace(namespaceURI: string): boolean;
isEqualNode(arg: Node): boolean;
isSameNode(other: Node): boolean;
lookupNamespaceURI(prefix: string): string;
lookupPrefix(namespaceURI: string): string;
normalize(): void;
removeChild<T: Node>(oldChild: T): T;
replaceChild<T: Node>(newChild: Node, oldChild: T): T;
static ATTRIBUTE_NODE: number;
static CDATA_SECTION_NODE: number;
static COMMENT_NODE: number;
static DOCUMENT_FRAGMENT_NODE: number;
static DOCUMENT_NODE: number;
static DOCUMENT_POSITION_CONTAINED_BY: number;
static DOCUMENT_POSITION_CONTAINS: number;
static DOCUMENT_POSITION_DISCONNECTED: number;
static DOCUMENT_POSITION_FOLLOWING: number;
static DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number;
static DOCUMENT_POSITION_PRECEDING: number;
static DOCUMENT_TYPE_NODE: number;
static ELEMENT_NODE: number;
static ENTITY_NODE: number;
static ENTITY_REFERENCE_NODE: number;
static NOTATION_NODE: number;
static PROCESSING_INSTRUCTION_NODE: number;
static TEXT_NODE: number;
// Non-standard
innerText?: string;
outerText?: string;
}
declare class NodeList<T> {
@@iterator(): Iterator<T>;
length: number;
item(index: number): T;
[index: number]: T;
forEach(callbackfn: (value: T, index: number, list: NodeList<T>) => any, thisArg?: any): void;
entries(): Iterator<[number, T]>;
keys(): Iterator<number>;
values(): Iterator<T>;
}
declare class NamedNodeMap {
@@iterator(): Iterator<Attr>;
length: number;
removeNamedItemNS(namespaceURI: string, localName: string): Attr;
item(index: number): Attr;
[index: number]: Attr;
removeNamedItem(name: string): Attr;
getNamedItem(name: string): Attr;
setNamedItem(arg: Attr): Attr;
getNamedItemNS(namespaceURI: string, localName: string): Attr;
setNamedItemNS(arg: Attr): Attr;
}
declare class Attr extends Node {
isId: boolean;
specified: boolean;
ownerElement: Element | null;
value: string;
name: string;
namespaceURI: string | null;
prefix: string | null;
localName: string;
}
declare class HTMLCollection<Elem: HTMLElement> {
@@iterator(): Iterator<Elem>;
length: number;
item(nameOrIndex?: any, optionalIndex?: any): Elem;
namedItem(name: string): Elem;
[index: number]: Elem;
}
// from https://www.w3.org/TR/custom-elements/#extensions-to-document-interface-to-register
type ElementRegistrationOptions = {
+prototype?: {
// from https://www.w3.org/TR/custom-elements/#types-of-callbacks
+createdCallback?: () => mixed;
+attachedCallback?: () => mixed;
+detachedCallback?: () => mixed;
+attributeChangedCallback?:
// attribute is set
((
attributeLocalName: string,
oldAttributeValue: null,
newAttributeValue: string,
attributeNamespace: string
) => mixed) &
// attribute is changed
((
attributeLocalName: string,
oldAttributeValue: string,
newAttributeValue: string,
attributeNamespace: string
) => mixed) &
// attribute is removed
((
attributeLocalName: string,
oldAttributeValue: string,
newAttributeValue: null,
attributeNamespace: string
) => mixed);
};
+extends?: string;
}
declare class Document extends Node {
URL: string;
adoptNode<T: Node>(source: T): T;
anchors: HTMLCollection<HTMLAnchorElement>;
applets: HTMLCollection<HTMLAppletElement>;
body: HTMLElement | null;
characterSet: string;
close(): void;
cookie: string;
createAttribute(name: string): Attr;
createAttributeNS(namespaceURI: string | null, qualifiedName: string): Attr;
createCDATASection(data: string): Text;
createComment(data: string): Comment;
createDocumentFragment(): DocumentFragment;
createElement(tagName: 'a'): HTMLAnchorElement;
createElement(tagName: 'audio'): HTMLAudioElement;
createElement(tagName: 'button'): HTMLButtonElement;
createElement(tagName: 'canvas'): HTMLCanvasElement;
createElement(tagName: 'div'): HTMLDivElement;
createElement(tagName: 'form'): HTMLFormElement;
createElement(tagName: 'iframe'): HTMLIFrameElement;
createElement(tagName: 'img'): HTMLImageElement;
createElement(tagName: 'input'): HTMLInputElement;
createElement(tagName: 'label'): HTMLLabelElement;
createElement(tagName: 'link'): HTMLLinkElement;
createElement(tagName: 'media'): HTMLMediaElement;
createElement(tagName: 'meta'): HTMLMetaElement;
createElement(tagName: 'option'): HTMLOptionElement;
createElement(tagName: 'p'): HTMLParagraphElement;
createElement(tagName: 'script'): HTMLScriptElement;
createElement(tagName: 'select'): HTMLSelectElement;
createElement(tagName: 'source'): HTMLSourceElement;
createElement(tagName: 'span'): HTMLSpanElement;
createElement(tagName: 'style'): HTMLStyleElement;
createElement(tagName: 'textarea'): HTMLTextAreaElement;
createElement(tagName: 'video'): HTMLVideoElement;
createElement(tagName: 'table'): HTMLTableElement;
createElement(tagName: 'caption'): HTMLTableCaptionElement;
createElement(tagName: 'thead' | 'tfoot', 'tbody'): HTMLTableSectionElement;
createElement(tagName: 'tr'): HTMLTableRowElement;
createElement(tagName: 'td' | 'th'): HTMLTableCellElement;
createElement(tagName: 'template'): HTMLTemplateElement;
createElement(tagName: string): HTMLElement;
createElementNS(namespaceURI: string | null, qualifiedName: string): Element;
createTextNode(data: string): Text;
currentScript: HTMLScriptElement | null;
doctype: DocumentType | null;
documentElement: HTMLElement | null;
documentMode: number;
domain: string | null;
embeds: HTMLCollection<HTMLEmbedElement>;
execCommand(cmdID: string, showUI?: boolean, value?: any): boolean;
forms: HTMLCollection<HTMLFormElement>;
getElementById(elementId: string): HTMLElement | null;
getElementsByClassName(classNames: string): HTMLCollection<HTMLElement>;
getElementsByName(elementName: string): HTMLCollection<HTMLElement>;
getElementsByTagName(name: 'a'): HTMLCollection<HTMLAnchorElement>;
getElementsByTagName(name: 'audio'): HTMLCollection<HTMLAudioElement>;
getElementsByTagName(name: 'button'): HTMLCollection<HTMLButtonElement>;
getElementsByTagName(name: 'canvas'): HTMLCollection<HTMLCanvasElement>;
getElementsByTagName(name: 'div'): HTMLCollection<HTMLDivElement>;
getElementsByTagName(name: 'form'): HTMLCollection<HTMLFormElement>;
getElementsByTagName(name: 'iframe'): HTMLCollection<HTMLIFrameElement>;
getElementsByTagName(name: 'img'): HTMLCollection<HTMLImageElement>;
getElementsByTagName(name: 'input'): HTMLCollection<HTMLInputElement>;
getElementsByTagName(name: 'label'): HTMLCollection<HTMLLabelElement>;
getElementsByTagName(name: 'link'): HTMLCollection<HTMLLinkElement>;
getElementsByTagName(name: 'media'): HTMLCollection<HTMLMediaElement>;
getElementsByTagName(name: 'meta'): HTMLCollection<HTMLMetaElement>;
getElementsByTagName(name: 'option'): HTMLCollection<HTMLOptionElement>;
getElementsByTagName(name: 'p'): HTMLCollection<HTMLParagraphElement>;
getElementsByTagName(name: 'script'): HTMLCollection<HTMLScriptElement>;
getElementsByTagName(name: 'select'): HTMLCollection<HTMLSelectElement>;
getElementsByTagName(name: 'source'): HTMLCollection<HTMLSourceElement>;
getElementsByTagName(name: 'span'): HTMLCollection<HTMLSpanElement>;
getElementsByTagName(name: 'style'): HTMLCollection<HTMLStyleElement>;
getElementsByTagName(name: 'textarea'): HTMLCollection<HTMLTextAreaElement>;
getElementsByTagName(name: 'video'): HTMLCollection<HTMLVideoElement>;
getElementsByTagName(name: 'table'): HTMLCollection<HTMLTableElement>;
getElementsByTagName(name: 'caption'): HTMLCollection<HTMLTableCaptionElement>;
getElementsByTagName(name: 'thead' | 'tfoot' | 'tbody'): HTMLCollection<HTMLTableSectionElement>;
getElementsByTagName(name: 'tr'): HTMLCollection<HTMLTableRowElement>;
getElementsByTagName(name: 'td' | 'th'): HTMLCollection<HTMLTableCellElement>;
getElementsByTagName(name: 'template'): HTMLCollection<HTMLTemplateElement>;
getElementsByTagName(name: string): HTMLCollection<HTMLElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'a'): HTMLCollection<HTMLAnchorElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'audio'): HTMLCollection<HTMLAudioElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'button'): HTMLCollection<HTMLButtonElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'canvas'): HTMLCollection<HTMLCanvasElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'div'): HTMLCollection<HTMLDivElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'form'): HTMLCollection<HTMLFormElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'iframe'): HTMLCollection<HTMLIFrameElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'img'): HTMLCollection<HTMLImageElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'input'): HTMLCollection<HTMLInputElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'label'): HTMLCollection<HTMLLabelElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'link'): HTMLCollection<HTMLLinkElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'media'): HTMLCollection<HTMLMediaElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'meta'): HTMLCollection<HTMLMetaElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'option'): HTMLCollection<HTMLOptionElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'p'): HTMLCollection<HTMLParagraphElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'script'): HTMLCollection<HTMLScriptElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'select'): HTMLCollection<HTMLSelectElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'source'): HTMLCollection<HTMLSourceElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'span'): HTMLCollection<HTMLSpanElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'style'): HTMLCollection<HTMLStyleElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'textarea'): HTMLCollection<HTMLTextAreaElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'video'): HTMLCollection<HTMLVideoElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'table'): HTMLCollection<HTMLTableElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'caption'): HTMLCollection<HTMLTableCaptionElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'thead' | 'tfoot' | 'tbody'): HTMLCollection<HTMLTableSectionElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'tr'): HTMLCollection<HTMLTableRowElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'td' | 'th'): HTMLCollection<HTMLTableCellElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'template'): HTMLCollection<HTMLTemplateElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: string): HTMLCollection<HTMLElement>;
head: HTMLElement | null;
images: HTMLCollection<HTMLImageElement>;
implementation: DOMImplementation;
importNode<T: Node>(importedNode: T, deep: boolean): T;
inputEncoding: string;
lastModified: string;
links: HTMLCollection<HTMLLinkElement>;
media: string;
open(url?: string, name?: string, features?: string, replace?: boolean): any;
readyState: string;
referrer: string;
scripts: HTMLCollection<HTMLScriptElement>;
styleSheets: StyleSheetList;
title: string;
visibilityState: 'visible' | 'hidden' | 'prerender' | 'unloaded';
write(...content: Array<string>): void;
writeln(...content: Array<string>): void;
xmlEncoding: string;
xmlStandalone: boolean;
xmlVersion: string;
registerElement(type: string, options?: ElementRegistrationOptions): any;
getSelection(): Selection | null;
// 6.4.6 Focus management APIs
activeElement: HTMLElement | null;
hasFocus(): boolean;
// extension
location: Location;
createEvent(eventInterface: 'CustomEvent'): CustomEvent;
createEvent(eventInterface: string): Event;
createRange(): Range;
elementFromPoint(x: number, y: number): HTMLElement;
defaultView: any;
compatMode: 'BackCompat' | 'CSS1Compat';
hidden: boolean;
// from ParentNode interface
childElementCount: number;
children: HTMLCollection<HTMLElement>;
firstElementChild: ?Element;
lastElementChild: ?Element;
append(...nodes: Array<string | Node>): void;
prepend(...nodes: Array<string | Node>): void;
querySelector(selector: string): HTMLElement | null;
querySelectorAll(selector: string): NodeList<HTMLElement>;
// Interface DocumentTraversal
// http://www.w3.org/TR/2000/REC-DOM-Level-2-Traversal-Range-20001113/traversal.html#Traversal-Document
// Not all combinations of RootNodeT and whatToShow are logically possible.
// The bitmasks NodeFilter.SHOW_CDATA_SECTION,
// NodeFilter.SHOW_ENTITY_REFERENCE, NodeFilter.SHOW_ENTITY, and
// NodeFilter.SHOW_NOTATION are deprecated and do not correspond to types
// that Flow knows about.
// NodeFilter.SHOW_ATTRIBUTE is also deprecated, but corresponds to the
// type Attr. While there is no reason to prefer it to Node.attributes,
// it does have meaning and can be typed: When (whatToShow &
// NodeFilter.SHOW_ATTRIBUTE === 1), RootNodeT must be Attr, and when
// RootNodeT is Attr, bitmasks other than NodeFilter.SHOW_ATTRIBUTE are
// meaningless.
createNodeIterator<RootNodeT: Attr>(root: RootNodeT, whatToShow: 2, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Attr>;
createTreeWalker<RootNodeT: Attr>(root: RootNodeT, whatToShow: 2, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Attr>;
// NodeFilter.SHOW_PROCESSING_INSTRUCTION is not implemented because Flow
// does not currently define a ProcessingInstruction class.
// When (whatToShow & NodeFilter.SHOW_DOCUMENT === 1 || whatToShow &
// NodeFilter.SHOW_DOCUMENT_TYPE === 1), RootNodeT must be Document.
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 256, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 257, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Element>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 260, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Text>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 261, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Element|Text>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 384, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 385, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Element|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 388, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Text|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 389, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Document|Element|Text|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 512, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 513, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Element>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 516, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Text>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 517, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Element|Text>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 640, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 641, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Element|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 644, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Text|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 645, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Element|Text|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 768, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 769, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Element>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 772, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Text>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 773, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Element|Text>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 896, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 897, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Element|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 900, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Text|Comment>;
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: 901, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentType|Document|Element|Text|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 256, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 257, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Element>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 260, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Text>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 261, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Element|Text>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 384, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 385, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Element|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 388, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Text|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 389, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Document|Element|Text|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 512, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 513, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Element>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 516, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Text>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 517, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Element|Text>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 640, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 641, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Element|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 644, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Text|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 645, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Element|Text|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 768, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 769, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Element>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 772, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Text>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 773, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Element|Text>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 896, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 897, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Element|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 900, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Text|Comment>;
createTreeWalker<RootNodeT: Document>(root: RootNodeT, whatToShow: 901, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentType|Document|Element|Text|Comment>;
// When (whatToShow & NodeFilter.SHOW_DOCUMENT_FRAGMENT === 1), RootNodeT
// must be a DocumentFragment.
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1024, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1025, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Element>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1028, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Text>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1029, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Element|Text>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1152, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Comment>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1153, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Element|Comment>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1156, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Text|Comment>;
createNodeIterator<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1157, filter?: NodeFilterInterface): NodeIterator<RootNodeT, DocumentFragment|Element|Text|Comment>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1024, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1025, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Element>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1028, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Text>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1029, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Element|Text>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1152, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Comment>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1153, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Element|Comment>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1156, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Text|Comment>;
createTreeWalker<RootNodeT: DocumentFragment>(root: RootNodeT, whatToShow: 1157, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, DocumentFragment|Element|Text|Comment>;
// In the general case, RootNodeT may be any Node and whatToShow may be
// NodeFilter.SHOW_ALL or any combination of NodeFilter.SHOW_ELEMENT,
// NodeFilter.SHOW_TEXT and/or NodeFilter.SHOW_COMMENT
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 1, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Element>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 4, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Text>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 5, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Element|Text>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 128, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Comment>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 129, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Element|Comment>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 132, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Text|Comment>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: 133, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Text|Element|Comment>;
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: -1, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Node>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 1, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Element>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 4, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Text>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 5, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Element|Text>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 128, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Comment>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 129, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Element|Comment>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 132, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Text|Comment>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: 133, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Text|Element|Comment>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: -1, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Node>;
// Catch all for when we don't know the value of `whatToShow`
createNodeIterator<RootNodeT: Document>(root: RootNodeT, whatToShow: number, filter?: NodeFilterInterface): NodeIterator<RootNodeT, Node>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: number, filter?: NodeFilterInterface, entityReferenceExpansion?: boolean): TreeWalker<RootNodeT, Node>;
// And for when whatToShow is not provided, it is assumed to be SHOW_ALL
createNodeIterator<RootNodeT: Node>(root: RootNodeT, whatToShow: void): NodeIterator<RootNodeT, Node>;
createTreeWalker<RootNodeT: Node>(root: RootNodeT, whatToShow: void): TreeWalker<RootNodeT, Node>;
}
declare class DocumentFragment extends Node {
// from ParentNode interface
childElementCount: number;
children: HTMLCollection<HTMLElement>;
firstElementChild: ?Element;
lastElementChild: ?Element;
append(...nodes: Array<string | Node>): void;
prepend(...nodes: Array<string | Node>): void;
querySelector(selector: string): HTMLElement | null;
querySelectorAll(selector: string): NodeList<HTMLElement>;
}
declare class Selection {
anchorNode: Node | null;
anchorOffset: number;
focusNode: Node | null;
focusOffset: number;
isCollapsed: boolean;
rangeCount: number;
type: string;
addRange(range: Range): void;
getRangeAt(index: number): Range;
removeRange(range: Range): void;
removeAllRanges(): void;
collapse(parentNode: Node | null, offset?: number): void;
collapseToStart(): void;
collapseToEnd(): void;
containsNode(aNode: Node, aPartlyContained?: boolean): boolean;
deleteFromDocument(): void;
extend(parentNode: Node, offset?: number): void;
empty(): void;
selectAllChildren(parentNode: Node): void;
setPosition(aNode: Node | null, offset?: number): void;
setBaseAndExtent(anchorNode: Node, anchorOffset: number, focusNode: Node, focusOffset: number): void;
toString(): string;
}
declare class Range { // extension
startOffset: number;
collapsed: boolean;
endOffset: number;
startContainer: Node;
endContainer: Node;
commonAncestorContainer: Node;
setStart(refNode: Node, offset: number): void;
setEndBefore(refNode: Node): void;
setStartBefore(refNode: Node): void;
selectNode(refNode: Node): void;
detach(): void;
getBoundingClientRect(): ClientRect;
toString(): string;
compareBoundaryPoints(how: number, sourceRange: Range): number;
insertNode(newNode: Node): void;
collapse(toStart: boolean): void;
selectNodeContents(refNode: Node): void;
cloneContents(): DocumentFragment;
setEnd(refNode: Node, offset: number): void;
cloneRange(): Range;
getClientRects(): ClientRectList;
surroundContents(newParent: Node): void;
deleteContents(): void;
setStartAfter(refNode: Node): void;
extractContents(): DocumentFragment;
setEndAfter(refNode: Node): void;
createContextualFragment(fragment: string): Node;
END_TO_END: number;
START_TO_START: number;
START_TO_END: number;
END_TO_START: number;
}
declare var document: Document;
// TODO: HTMLDocument
declare class DOMTokenList {
@@iterator(): Iterator<string>;
length: number;
item(index: number): string;
contains(token: string): boolean;
add(token: string): void;
remove(token: string): void;
toggle(token: string): boolean;
forEach(callbackfn: (value: string, index: number, list: DOMTokenList) => any, thisArg?: any): void;
entries(): Iterator<[number, string]>;
keys(): Iterator<number>;
values(): Iterator<string>;
}
declare class Element extends Node {
assignedSlot: ?HTMLSlotElement;
attachShadow(shadowRootInitDict: ShadowRootInit): ShadowRoot;
attributes: NamedNodeMap;
classList: DOMTokenList;
className: string;
clientHeight: number;
clientLeft: number;
clientTop: number;
clientWidth: number;
id: string;
innerHTML: string;
localName: string;
namespaceURI: ?string;
nextElementSibling: ?Element;
outerHTML: string;
prefix: string | null;
previousElementSibling: ?Element;
scrollHeight: number;
scrollLeft: number;
scrollTop: number;
scrollWidth: number;
tagName: string;
closest(selectors: string): ?Element;
dispatchEvent(event: Event): bool;
getAttribute(name?: string): ?string;
getAttributeNS(namespaceURI: string | null, localName: string): string | null;
getAttributeNode(name: string): Attr | null;
getAttributeNodeNS(namespaceURI: string | null, localName: string): Attr | null;
getBoundingClientRect(): ClientRect;
getClientRects(): ClientRect[];
getElementsByClassName(names: string): HTMLCollection<HTMLElement>;
getElementsByTagName(name: 'a'): HTMLCollection<HTMLAnchorElement>;
getElementsByTagName(name: 'audio'): HTMLCollection<HTMLAudioElement>;
getElementsByTagName(name: 'button'): HTMLCollection<HTMLButtonElement>;
getElementsByTagName(name: 'canvas'): HTMLCollection<HTMLCanvasElement>;
getElementsByTagName(name: 'div'): HTMLCollection<HTMLDivElement>;
getElementsByTagName(name: 'form'): HTMLCollection<HTMLFormElement>;
getElementsByTagName(name: 'iframe'): HTMLCollection<HTMLIFrameElement>;
getElementsByTagName(name: 'img'): HTMLCollection<HTMLImageElement>;
getElementsByTagName(name: 'input'): HTMLCollection<HTMLInputElement>;
getElementsByTagName(name: 'label'): HTMLCollection<HTMLLabelElement>;
getElementsByTagName(name: 'link'): HTMLCollection<HTMLLinkElement>;
getElementsByTagName(name: 'media'): HTMLCollection<HTMLMediaElement>;
getElementsByTagName(name: 'meta'): HTMLCollection<HTMLMetaElement>;
getElementsByTagName(name: 'option'): HTMLCollection<HTMLOptionElement>;
getElementsByTagName(name: 'p'): HTMLCollection<HTMLParagraphElement>;
getElementsByTagName(name: 'script'): HTMLCollection<HTMLScriptElement>;
getElementsByTagName(name: 'select'): HTMLCollection<HTMLSelectElement>;
getElementsByTagName(name: 'source'): HTMLCollection<HTMLSourceElement>;
getElementsByTagName(name: 'span'): HTMLCollection<HTMLSpanElement>;
getElementsByTagName(name: 'style'): HTMLCollection<HTMLStyleElement>;
getElementsByTagName(name: 'textarea'): HTMLCollection<HTMLTextAreaElement>;
getElementsByTagName(name: 'video'): HTMLCollection<HTMLVideoElement>;
getElementsByTagName(name: 'table'): HTMLCollection<HTMLTableElement>;
getElementsByTagName(name: 'caption'): HTMLCollection<HTMLTableCaptionElement>;
getElementsByTagName(name: 'thead' | 'tfoot' | 'tbody'): HTMLCollection<HTMLTableSectionElement>;
getElementsByTagName(name: 'tr'): HTMLCollection<HTMLTableRowElement>;
getElementsByTagName(name: 'td' | 'th'): HTMLCollection<HTMLTableCellElement>;
getElementsByTagName(name: 'template'): HTMLCollection<HTMLTemplateElement>;
getElementsByTagName(name: string): HTMLCollection<HTMLElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'a'): HTMLCollection<HTMLAnchorElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'audio'): HTMLCollection<HTMLAudioElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'button'): HTMLCollection<HTMLButtonElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'canvas'): HTMLCollection<HTMLCanvasElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'div'): HTMLCollection<HTMLDivElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'form'): HTMLCollection<HTMLFormElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'iframe'): HTMLCollection<HTMLIFrameElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'img'): HTMLCollection<HTMLImageElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'input'): HTMLCollection<HTMLInputElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'label'): HTMLCollection<HTMLLabelElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'link'): HTMLCollection<HTMLLinkElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'media'): HTMLCollection<HTMLMediaElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'meta'): HTMLCollection<HTMLMetaElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'option'): HTMLCollection<HTMLOptionElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'p'): HTMLCollection<HTMLParagraphElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'script'): HTMLCollection<HTMLScriptElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'select'): HTMLCollection<HTMLSelectElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'source'): HTMLCollection<HTMLSourceElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'span'): HTMLCollection<HTMLSpanElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'style'): HTMLCollection<HTMLStyleElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'textarea'): HTMLCollection<HTMLTextAreaElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'video'): HTMLCollection<HTMLVideoElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'table'): HTMLCollection<HTMLTableElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'caption'): HTMLCollection<HTMLTableCaptionElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'thead' | 'tfoot' | 'tbody'): HTMLCollection<HTMLTableSectionElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'tr'): HTMLCollection<HTMLTableRowElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'td' | 'th'): HTMLCollection<HTMLTableCellElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: 'template'): HTMLCollection<HTMLTemplateElement>;
getElementsByTagNameNS(namespaceURI: string | null, localName: string): HTMLCollection<HTMLElement>;
hasAttribute(name: string): boolean;
hasAttributeNS(namespaceURI: string | null, localName: string): boolean;
insertAdjacentElement(position: 'beforebegin' | 'afterbegin' | 'beforeend' | 'afterend', element: Element): void;
insertAdjacentHTML(position: 'beforebegin' | 'afterbegin' | 'beforeend' | 'afterend', html: string): void;
insertAdjacentText(position: 'beforebegin' | 'afterbegin' | 'beforeend' | 'afterend', text: string): void;
matches(selector: string): bool;
querySelector(selector: string): HTMLElement | null;
querySelectorAll(selector: string): NodeList<HTMLElement>;
releasePointerCapture(pointerId: string): void;
removeAttribute(name?: string): void;
removeAttributeNode(attributeNode: Attr): Attr;
removeAttributeNS(namespaceURI: string | null, localName: string): void;
requestFullscren(): void;
requestPointerLock(): void;
scrollIntoView(arg?: (boolean | { behavior?: ('auto' | 'instant' | 'smooth'), block?: ('start' | 'end') })): void;
setAttribute(name?: string, value?: string): void;
setAttributeNS(namespaceURI: string | null, qualifiedName: string, value: string): void;
setAttributeNode(newAttr: Attr): Attr | null;
setAttributeNodeNS(newAttr: Attr): Attr | null;
setPointerCapture(pointerId: string): void;
shadowRoot?: ShadowRoot;
slot?: string;
// from ParentNode interface
childElementCount: number;
children: HTMLCollection<HTMLElement>;
firstElementChild: ?Element;