import { Container, HostContext, Instance, Props, TextInstance } from './types';
export declare const scheduleTimeout: typeof setTimeout;
export declare const cancelTimeout: typeof clearTimeout;
export declare const noTimeout = -1;
export declare const isPrimaryRenderer = false;
export declare const now: () => number;
export declare function getRootHostContext(_rootContainerInstance: Container): {};
export declare function getChildHostContext(_parentHostContext: HostContext, _type: string, _rootContainerInstance: Container): HostContext;
export declare function getPublicInstance(instance: Instance): Instance;
export declare function shouldSetTextContent(_type: string, _props: Props): boolean;
export declare function createInstance(type: string, props: Props, _rootContainerInstance: Container, _hostContext: HostContext, _internalInstanceHandle: Record<string, any>): Instance;
export declare function createTextInstance(text: string, _rootContainerInstance: Container, _hostContext: HostContext, _internalInstanceHandle: Record<string, any>): TextInstance;
/**
 * 将刚刚生成的节点挂载到上一层节点
 *
 * @param parentInstance 父节点（上一层节点）
 * @param child
 */
export declare function appendInitialChild(parentInstance: Instance, child: Instance | TextInstance): void;
/**
 * 决定当前节点在commit阶段是否无法完成某些功能，需要在确定节点已经挂载上之后，才能去完成这个功能。比如 DOM 中的 autoFocus
 *
 * @param _testElement
 * @param _type
 * @param _props
 * @param _rootContainerInstance
 * @param _hostContext
 */
export declare function finalizeInitialChildren(_testElement: Instance, _type: string, _props: Props, _rootContainerInstance: Container, _hostContext: HostContext): boolean;
/**
 * 将生成的节点插入根节点
 *
 * @param parentInstance 父节点
 * @param child 子节点
 */
export declare function appendChildToContainer(container: Container, child: Instance | TextInstance): void;
export declare function prepareUpdate(_testElement: Instance, _type: string, _oldProps: Props, _newProps: Props, _rootContainerInstance: Container, _hostContext: Record<string, any>): null | {};
export declare function prepareForCommit(_containerInfo: Container): void;
/**
 * 将真实的节点挂载后触发
 *
 * @param container 容器
 */
export declare function resetAfterCommit(_container: Container): void;
export declare function shouldDeprioritizeSubtree(_type: string, _props: Props): boolean;
export declare function scheduleDeferredCallback(..._args: any[]): void;
export declare function cancelDeferredCallback(..._args: any[]): void;
export declare const supportsMutation = true;