feat(vite-node): options via CLI (fixes #1208)

packages/vite-node/src/cli.ts

@@ -4,6 +4,7 @@ import { createServer } from 'vite'
 import { version } from '../package.json'
 import { ViteNodeServer } from './server'
 import { ViteNodeRunner } from './client'
+import type { ViteNodeServerOptions } from './types'
 
 const cli = cac('vite-node')
 
@@ -12,6 +13,9 @@ cli
   .option('-r, --root <path>', 'Use specified root directory')
   .option('-c, --config <path>', 'Use specified config file')
   .option('-w, --watch', 'Restart on file changes, similar to "nodemon"')
+  // TODO: How could we document this? Ideally, we should link to the
+  // TODO: ViteNodeServerOptions type since it's the source of truth.
+  .option('--server-options <options>', 'Use specified Vite server options')
   .help()
 
 cli
@@ -24,6 +28,7 @@ export interface CliOptions {
   root?: string
   config?: string
   watch?: boolean
+  serverOptions?: ViteNodeServerOptions
   '--'?: string[]
 }
 
@@ -37,14 +42,17 @@ async function run(files: string[], options: CliOptions = {}) {
   // forward argv
   process.argv = [...process.argv.slice(0, 2), ...(options['--'] || [])]
 
+  if (options.serverOptions)
+    parseServerOptions(options.serverOptions)
+
   const server = await createServer({
     logLevel: 'error',
     configFile: options.config,
     root: options.root,
   })
   await server.pluginContainer.buildStart({})
 
-  const node = new ViteNodeServer(server)
+  const node = new ViteNodeServer(server, options.serverOptions)
 
   const runner = new ViteNodeRunner({
     root: server.config.root,
@@ -81,3 +89,23 @@ async function run(files: string[], options: CliOptions = {}) {
       await runner.executeFile(file)
   })
 }
+
+function parseServerOptions(serverOptions: ViteNodeServerOptions) {
+  if (serverOptions.deps && serverOptions.deps.inline) {
+    serverOptions.deps.inline = serverOptions.deps.inline.map((dep) => {
+      return typeof dep === 'string' && dep.startsWith('/') && dep.endsWith('/')
+        ? new RegExp(dep)
+        : dep
+    })
+  }
+
+  if (serverOptions.deps && serverOptions.deps.external) {
+    serverOptions.deps.external = serverOptions.deps.external.map((dep) => {
+      return typeof dep === 'string' && dep.startsWith('/') && dep.endsWith('/')
+        ? new RegExp(dep)
+        : dep
+    })
+  }
+
+  // TODO: Handle serverOptions.transformMode.
+}