chore: use correct Vite instance for runner checks

packages/kit/src/exports/vite/index.js

@@ -1,12 +1,13 @@
 /** @import { EnvVarConfig } from '@sveltejs/kit/env' */
 /** @import { Options } from '@sveltejs/vite-plugin-svelte' */
 /** @import { PreprocessorGroup } from 'svelte/compiler' */
-/** @import {  ManifestData, RemoteChunk, ServerMetadata, ValidatedConfig } from 'types' */
+/** @import { ManifestData, RemoteChunk, ServerMetadata, ValidatedConfig } from 'types' */
 /** @import { CorsOptions, Plugin, ResolvedConfig, Rolldown, UserConfig } from 'vite' */
 import fs from 'node:fs';
 import path from 'node:path';
 import process from 'node:process';
 import { styleText } from 'node:util';
+import * as vite from 'vite';
 
 import { resolve_entry } from '../../utils/filesystem.js';
 import { posixify } from '../../utils/os.js';
@@ -237,9 +238,6 @@ function resolve_root(vite_config) {
  * @return {Plugin[]}
  */
 function kit({ svelte_config }) {
-	/** @type {typeof import('vite')} */
-	let vite;
-
 	/**
 	 * The posix-ified root of the project based on the Vite configuration.
 	 * @type {string}
@@ -330,7 +328,7 @@ function kit({ svelte_config }) {
 		 */
 		config: {
 			order: 'pre',
-			async handler(config, config_env) {
+			handler(config, config_env) {
 				initial_config = config;
 				is_build = config_env.command === 'build';
 
@@ -344,8 +342,6 @@ function kit({ svelte_config }) {
 				service_worker_entry_file = resolve_entry(kit.files.serviceWorker);
 				service_worker_entry_file &&= posixify(service_worker_entry_file);
 
-				vite = await import_peer('vite', root);
-
 				normalized_aliases = get_import_aliases(root, vite.normalizePath.bind(vite));
 
 				// Add `#`-prefixed import keys to the enforced config so users are warned
@@ -645,10 +641,7 @@ function kit({ svelte_config }) {
 			plugin_remote_guard(svelte_config),
 			plugin_remote(
 				svelte_config,
-				() => ({
-					root,
-					vite
-				}),
+				() => ({ root, vite }),
 				() => build_metadata,
 				(metadata) => {
 					remote_metadata = metadata;

packages/kit/src/runner.js

@@ -1,13 +1,14 @@
+/** @import * as vite from 'vite' */
 /** @import { ViteDevServer } from 'vite' */
 
 /**
- * @param {typeof import('vite')} vite the peer resolved vite module
+ * @param {typeof vite} vite the vite module that created the server
  * @param {ViteDevServer} server
  */
-export function get_runner(vite, server) {
+export function get_runner({ isRunnableDevEnvironment }, server) {
 	// `isRunnableDevEnvironment` does an `instanceof` check and will fail if
 	// we're using different instances of Vite
-	if (!vite.isRunnableDevEnvironment(server.environments.ssr)) {
+	if (!isRunnableDevEnvironment(server.environments.ssr)) {
 		throw new Error('The configured Vite SSR environment must be a RunnableDevEnvironment');
 	}
 

packages/kit/types/index.d.ts

@@ -1556,7 +1556,7 @@ declare module '@sveltejs/kit/params' {
 declare module '@sveltejs/kit/vite' {
 	import type { Adapter } from '@sveltejs/kit';
 	import type { Options } from '@sveltejs/vite-plugin-svelte';
-	import type { Plugin } from 'vite';
+	import * as vite from 'vite';
 	// this indirection helps make the docs look pretty
 	type VitePluginSvelteOptions = Omit<Options, 'experimental'>;
 	type VitePluginSvelteOptionsExperimental = Options['experimental'];