import { VNode, VNodeChild, VNodeTypes } from 'vue';
export declare const isFragment: (node: VNode) => boolean;
export declare const isText: (node: VNode) => boolean;
export declare const isComment: (node: VNode) => boolean;
export declare const isTemplate: (node: VNode) => boolean;
export declare enum PatchFlags {
    TEXT = 1,
    CLASS = 2,
    STYLE = 4,
    PROPS = 8,
    FULL_PROPS = 16,
    HYDRATE_EVENTS = 32,
    STABLE_FRAGMENT = 64,
    KEYED_FRAGMENT = 128,
    UNKEYED_FRAGMENT = 256,
    NEED_PATCH = 512,
    DYNAMIC_SLOTS = 1024,
    HOISTED = -1,
    BAIL = -2
}
export declare const renderBlock: (node: VNodeTypes, props: any, children?: VNodeTypes[] | VNodeTypes, patchFlag?: number, patchProps?: string[]) => VNode<import("vue").RendererNode, import("vue").RendererElement, {
    [key: string]: any;
}>;
export declare const getFirstValidNode: (nodes: VNodeChild, maxDepth?: number) => ReturnType<typeof getChildren>;
export declare const getChildren: (node: VNode, depth: number) => undefined | VNode;