import type { App, Component } from 'vue';
import type { ForeignComponent, ExtensionSlotProps } from 'piral-core';
declare module 'piral-core/lib/types/custom' {
    interface PiletCustomApi extends PiletVue3Api {
    }
    interface PiralCustomComponentConverters<TProps> {
        vue3(component: Vue3Component<TProps>): ForeignComponent<TProps>;
    }
}
/**
 * Defines a handler to set up Vue 3 middleware.
 */
export interface Vue3MiddlewareHandler {
    /**
     * Receives the app instance to integrate middleware.
     */
    (app: App<Element>): void;
}
export interface Vue3Component<TProps> {
    /**
     * The root component of Vue rendering tree.
     */
    root: Component<TProps>;
    /**
     * The type of the Vue component.
     */
    type: 'vue3';
    /**
     * Captures props for transport into the Vue component.
     */
    captured?: Record<string, any>;
}
/**
 * Defines the provided set of Vue Pilet API extensions.
 */
export interface PiletVue3Api {
    /**
     * Wraps a Vue component for use in Piral.
     * @param component The root component.
     * @param captured The optionally captured props.
     * @returns The Piral Vue component.
     */
    fromVue3<TProps>(component: Component<TProps>, captured?: Record<string, any>): Vue3Component<TProps>;
    /**
     * Vue component for displaying extensions of the given name.
     */
    Vue3Extension: Component<ExtensionSlotProps>;
    /**
     * Function to use for declaring a callback to setup additional middleware.
     */
    defineVue3Middleware(setup: Vue3MiddlewareHandler): void;
}