import type { FastifyInstance } from 'fastify';
import type { ViteDevServer } from 'vite';
import type { ModuleRunner } from 'vite/module-runner';
import type { ClientEntries, ClientModule } from '../types/client.ts';
import type { RuntimeConfig } from '../types/options.ts';
import type { RouteDefinition } from '../types/route.ts';
/** Shared setup context interface used by both dev and production setup functions */
export interface FastifyViteDecorationPriorToSetup {
    scope: FastifyInstance;
    runtimeConfig: RuntimeConfig;
    devServer?: ViteDevServer;
    entries?: ClientEntries;
    runners?: Record<string, ModuleRunner>;
}
/** Check if an object has iterable routes */
export declare function hasIterableRoutes(client: unknown): client is ClientModule & {
    routes: Iterable<RouteDefinition>;
};
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