export declare const PatchFlags: {
    TEXT: number;
    CLASS: number;
    STYLE: number;
    PROPS: number;
    FULL_PROPS: number;
    HYDRATE_EVENTS: number;
    STABLE_FRAGMENT: number;
    KEYED_FRAGMENT: number;
    UNKEYED_FRAGMENT: number;
    NEED_PATCH: number;
    DYNAMIC_SLOTS: number;
    HOISTED: number;
    BAIL: number;
};
export declare const isFragment: (node: any) => boolean;
export declare const isText: (node: any) => boolean;
export declare const isComment: (node: any) => boolean;
export declare const isTemplate: (node: any) => boolean;
/**
 * determine if the element is a valid element type rather than fragments and comment e.g. <template> v-if
 * @param node {VNode} node to be tested
 */
export declare const isValidElementNode: (node: any) => boolean;
export declare const getFirstValidNode: (nodes: any, maxDepth?: number) => any;
export declare function renderIf(condition: any, node: any, props: any, children: any, patchFlag: any, patchProps: any): import('vue').VNode<import('vue').RendererNode, import('vue').RendererElement, {
    [key: string]: any;
}>;
export declare function renderBlock(node: any, props: any, children: any, patchFlag: any, patchProps: any): import('vue').VNode<import('vue').RendererNode, import('vue').RendererElement, {
    [key: string]: any;
}>;