Use tsdown to bundle the Vite plugin (#10866)

* Use tsdown to bundle Vite plugin

* Move Workers into separate directory

* Add changeset

Author: jamesopstad

.changeset/crazy-hounds-rhyme.md

@@ -0,0 +1,5 @@
+---
+"@cloudflare/vite-plugin": patch
+---
+
+Use tsdown to bundle the package.

packages/vite-plugin-cloudflare/package.json

@@ -33,9 +33,9 @@
 		"dist"
 	],
 	"scripts": {
-		"build": "tsup",
+		"build": "tsdown",
 		"check:type": "tsc --build",
-		"dev": "tsup --watch",
+		"dev": "tsdown --watch",
 		"test": "vitest run",
 		"test:ci": "pnpm test",
 		"test:e2e": "vitest run -c e2e/vitest.config.ts",
@@ -62,7 +62,7 @@
 		"@types/ws": "^8.5.13",
 		"magic-string": "^0.30.12",
 		"mlly": "^1.7.4",
-		"tsup": "8.3.0",
+		"tsdown": "^0.15.4",
 		"typescript": "catalog:default",
 		"vite": "catalog:vite-plugin",
 		"vitest": "catalog:default"

packages/vite-plugin-cloudflare/src/miniflare-options.ts

@@ -180,11 +180,11 @@ function getWorkerToWorkflowEntrypointClassNamesMap(
 // to paths ensures correct names. This requires us to specify `contents` in
 // the miniflare module definitions though, as the new paths don't exist.
 const miniflareModulesRoot = process.platform === "win32" ? "Z:\\" : "/";
-const ROUTER_WORKER_PATH = "./asset-workers/router-worker.js";
-const ASSET_WORKER_PATH = "./asset-workers/asset-worker.js";
+const ROUTER_WORKER_PATH = "./workers/router-worker.js";
+const ASSET_WORKER_PATH = "./workers/asset-worker.js";
+const VITE_PROXY_WORKER_PATH = "./workers/vite-proxy-worker.js";
+const RUNNER_PATH = "./workers/runner-worker.js";
 const WRAPPER_PATH = "__VITE_WORKER_ENTRY__";
-const RUNNER_PATH = "./runner-worker/index.js";
-const VITE_PROXY_WORKER_PATH = "./vite-proxy-worker/index.js";
 
 export function getEntryWorkerConfig(
 	resolvedPluginConfig: AssetsOnlyResolvedConfig | WorkersResolvedConfig

packages/vite-plugin-cloudflare/src/asset-workers/asset-worker.ts renamed to packages/vite-plugin-cloudflare/src/workers/asset-worker/index.ts

@@ -1,5 +1,5 @@
 import AssetWorker from "@cloudflare/workers-shared/asset-worker";
-import { UNKNOWN_HOST } from "../shared";
+import { UNKNOWN_HOST } from "../../shared";
 import type { Env as _Env } from "@cloudflare/workers-shared/asset-worker";
 import type { ResolvedConfig } from "vite";
 

packages/vite-plugin-cloudflare/src/asset-workers/router-worker.ts renamed to packages/vite-plugin-cloudflare/src/workers/router-worker/index.ts

@@ -7,7 +7,7 @@ import {
 	INIT_PATH,
 	IS_ENTRY_WORKER_HEADER,
 	WORKER_ENTRY_PATH_HEADER,
-} from "../shared";
+} from "../../shared";
 import { stripInternalEnv } from "./env";
 import { maybeCaptureError } from "./errors";
 import { getWorkerEntryExport } from "./module-runner";

packages/vite-plugin-cloudflare/src/runner-worker/__tests__/env.spec.ts renamed to packages/vite-plugin-cloudflare/src/workers/runner-worker/__tests__/env.spec.ts

@@ -1,7 +1,7 @@
 import { DurableObject } from "cloudflare:workers";
 import { ModuleRunner, ssrModuleExportsKey } from "vite/module-runner";
-import { VIRTUAL_WORKER_ENTRY } from "../plugins/virtual-modules";
-import { INIT_PATH, UNKNOWN_HOST } from "../shared";
+import { VIRTUAL_WORKER_ENTRY } from "../../plugins/virtual-modules";
+import { INIT_PATH, UNKNOWN_HOST } from "../../shared";
 import { stripInternalEnv } from "./env";
 import type { WrapperEnv } from "./env";
 import type {