fix: use perfect-debounce to handle trailing run of promise

packages/bridge/package.json

@@ -46,8 +46,8 @@
     "murmurhash-es": "^0.1.1",
     "node-fetch": "^3.2.3",
     "nuxi": "3.0.0",
-    "p-debounce": "^4.0.0",
     "pathe": "^0.2.0",
+    "perfect-debounce": "^0.1.1",
     "postcss": "^8",
     "postcss-import": "^14.0.2",
     "postcss-import-resolver": "^2.0.0",

packages/bridge/src/vite/server.ts

@@ -3,7 +3,7 @@ import * as vite from 'vite'
 import { createVuePlugin } from 'vite-plugin-vue2'
 import { logger } from '@nuxt/kit'
 import fse from 'fs-extra'
-import pDebounce from 'p-debounce'
+import { debounce } from 'perfect-debounce'
 import { bundleRequest } from '../../../vite/src/dev-bundler'
 import { isCSS } from '../../../vite/src/utils'
 import { wpfs } from './utils/wpfs'
@@ -118,7 +118,7 @@ export async function buildServer (ctx: ViteBuildContext) {
     consola.info(`Server built in ${time}ms`)
     await onBuild()
   }
-  const doBuild = pDebounce(pDebounce.promise(_doBuild), 300)
+  const doBuild = debounce(_doBuild, 300)
 
   // Initial build
   await _doBuild()

packages/nitro/package.json

@@ -55,8 +55,8 @@
     "node-fetch": "^3.2.3",
     "ohmyfetch": "^0.4.15",
     "ora": "^6.1.0",
-    "p-debounce": "^4.0.0",
     "pathe": "^0.2.0",
+    "perfect-debounce": "^0.1.1",
     "pkg-types": "^0.3.2",
     "pretty-bytes": "^6.0.0",
     "rollup": "^2.70.1",

packages/nitro/src/server/dev.ts

@@ -4,7 +4,7 @@ import { IncomingMessage, ServerResponse } from 'http'
 import { existsSync, promises as fsp } from 'fs'
 import { loading as loadingTemplate } from '@nuxt/ui-templates'
 import chokidar, { FSWatcher } from 'chokidar'
-import debounce from 'p-debounce'
+import { debounce } from 'perfect-debounce'
 import { promisifyHandle, createApp, Middleware, useBase } from 'h3'
 import httpProxy from 'http-proxy'
 import { listen, Listener, ListenOptions } from 'listhen'
@@ -128,7 +128,7 @@ export function createDevServer (nitroContext: NitroContext) {
   let watcher: FSWatcher
   function watch () {
     if (watcher) { return }
-    const dReload = debounce(debounce.promise(() => reload().catch(console.warn)), 200, { before: true })
+    const dReload = debounce(() => reload().catch(console.warn), 200, { leading: true })
     watcher = chokidar.watch([
       resolve(nitroContext.output.serverDir, pattern),
       resolve(nitroContext._nuxt.buildDir, 'dist/server', pattern)

packages/nuxi/package.json

@@ -37,8 +37,8 @@
     "listhen": "^0.2.6",
     "mlly": "^0.4.3",
     "mri": "^1.2.0",
-    "p-debounce": "^4.0.0",
     "pathe": "^0.2.0",
+    "perfect-debounce": "^0.1.1",
     "pkg-types": "^0.3.2",
     "rimraf": "^3.0.2",
     "scule": "^0.2.1",

packages/nuxi/src/commands/dev.ts

@@ -1,6 +1,6 @@
 import { resolve, relative } from 'pathe'
 import chokidar from 'chokidar'
-import debounce from 'p-debounce'
+import { debounce } from 'perfect-debounce'
 import type { Nuxt } from '@nuxt/schema'
 import consola from 'consola'
 import { withTrailingSlash } from 'ufo'
@@ -69,7 +69,7 @@ export default defineNuxtCommand({
 
     // Watch for config changes
     // TODO: Watcher service, modules, and requireTree
-    const dLoad = debounce(debounce.promise(load), 250)
+    const dLoad = debounce(load, 250)
     const watcher = chokidar.watch([rootDir], { ignoreInitial: true, depth: 1 })
     watcher.on('all', (event, file) => {
       if (!currentNuxt) { return }

packages/nuxt3/src/core/builder.ts

@@ -1,12 +1,12 @@
 import chokidar from 'chokidar'
 import type { Nuxt } from '@nuxt/schema'
 import { isIgnored, tryImportModule } from '@nuxt/kit'
-import debounce from 'p-debounce'
+import { debounce } from 'perfect-debounce'
 import { createApp, generateApp as _generateApp } from './app'
 
 export async function build (nuxt: Nuxt) {
   const app = createApp(nuxt)
-  const generateApp = debounce(debounce.promise(() => _generateApp(nuxt, app)), 1)
+  const generateApp = debounce(() => _generateApp(nuxt, app), 25, { leading: true })
   await generateApp()
 
   if (nuxt.options.dev) {
@@ -48,7 +48,7 @@ function watch (nuxt: Nuxt) {
     ]
   })
 
-  const watchHook = debounce(debounce.promise((event: 'add' | 'addDir' | 'change' | 'unlink' | 'unlinkDir', path: string) => nuxt.callHook('builder:watch', event, path)), 1)
+  const watchHook = debounce((event: 'add' | 'addDir' | 'change' | 'unlink' | 'unlinkDir', path: string) => nuxt.callHook('builder:watch', event, path), 25, { leading: true })
   watcher.on('all', watchHook)
   nuxt.hook('close', () => watcher.close())
   return watcher

packages/vite/package.json

@@ -34,8 +34,8 @@
     "knitwork": "^0.1.1",
     "magic-string": "^0.26.1",
     "mlly": "^0.4.3",
-    "p-debounce": "^4.0.0",
     "pathe": "^0.2.0",
+    "perfect-debounce": "^0.1.1",
     "postcss": "^8.4.8",
     "postcss-import": "^14.0.2",
     "postcss-url": "^10.1.3",

packages/vite/src/server.ts

@@ -4,7 +4,7 @@ import vuePlugin from '@vitejs/plugin-vue'
 import viteJsxPlugin from '@vitejs/plugin-vue-jsx'
 import { logger, resolveModule } from '@nuxt/kit'
 import fse from 'fs-extra'
-import pDebounce from 'p-debounce'
+import { debounce } from 'perfect-debounce'
 import { withoutTrailingSlash } from 'ufo'
 import { ViteBuildContext, ViteOptions } from './vite'
 import { wpfs } from './utils/wpfs'
@@ -154,7 +154,7 @@ export async function buildServer (ctx: ViteBuildContext) {
       logger.success(`Vite server built in ${time}ms`)
       await onBuild()
     }
-    const doBuild = pDebounce(pDebounce.promise(_doBuild), 100)
+    const doBuild = debounce(_doBuild, 100)
 
     // Initial build
     await _doBuild()

yarn.lock

@@ -2736,8 +2736,8 @@ __metadata:
     node-fetch: ^3.2.3
     nuxi: 3.0.0
     nuxt: ^2
-    p-debounce: ^4.0.0
     pathe: ^0.2.0
+    perfect-debounce: ^0.1.1
     postcss: ^8
     postcss-import: ^14.0.2
     postcss-import-resolver: ^2.0.0
@@ -3142,8 +3142,8 @@ __metadata:
     node-fetch: ^3.2.3
     ohmyfetch: ^0.4.15
     ora: ^6.1.0
-    p-debounce: ^4.0.0
     pathe: ^0.2.0
+    perfect-debounce: ^0.1.1
     pkg-types: ^0.3.2
     pretty-bytes: ^6.0.0
     rollup: ^2.70.1
@@ -3442,8 +3442,8 @@ __metadata:
     knitwork: ^0.1.1
     magic-string: ^0.26.1
     mlly: ^0.4.3
-    p-debounce: ^4.0.0
     pathe: ^0.2.0
+    perfect-debounce: ^0.1.1
     postcss: ^8.4.8
     postcss-import: ^14.0.2
     postcss-url: ^10.1.3
@@ -15685,8 +15685,8 @@ __metadata:
     listhen: ^0.2.6
     mlly: ^0.4.3
     mri: ^1.2.0
-    p-debounce: ^4.0.0
     pathe: ^0.2.0
+    perfect-debounce: ^0.1.1
     pkg-types: ^0.3.2
     rimraf: ^3.0.2
     scule: ^0.2.1
@@ -16549,6 +16549,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"perfect-debounce@npm:^0.1.1":
+  version: 0.1.1
+  resolution: "perfect-debounce@npm:0.1.1"
+  checksum: ced6838702de7b89e27cacca737236754abdaf77f0852e33ec4a5a7e6af62996f512759c4a8785de958c9866c0345fd8d51e6e4814ac184c20012c4b4d90af5f
+  languageName: node
+  linkType: hard
+
 "performance-now@npm:^2.1.0":
   version: 2.1.0
   resolution: "performance-now@npm:2.1.0"