feat: experimental build analyze

package.json

@@ -21,6 +21,7 @@
     "@nuxt/devtools": "workspace:*",
     "@nuxt/devtools-ui-kit": "workspace:*",
     "@nuxt/module-builder": "^0.3.1",
+    "@nuxt/schema": "^3.5.0",
     "@types/markdown-it": "^12.2.3",
     "@types/node": "^18.16.10",
     "@types/pacote": "^11.1.5",

packages/devtools-kit/src/_types/analyze-build.ts

@@ -0,0 +1,18 @@
+import type { NuxtAnalyzeMeta } from '@nuxt/schema'
+
+export interface AnalyzeBuildMeta extends NuxtAnalyzeMeta {
+  features: {
+    bundleClient: boolean
+    bundleNitro: boolean
+    viteInspect: boolean
+  }
+  size: {
+    clientBundle?: number
+    nitroBundle?: number
+  }
+}
+
+export interface AnalyzeBuildsInfo {
+  isBuilding: boolean
+  builds: AnalyzeBuildMeta[]
+}

packages/devtools-kit/src/_types/index.ts

@@ -7,5 +7,6 @@ export * from './integrations'
 export * from './wizard'
 export * from './rpc'
 export * from './server-ctx'
+export * from './analyze-build'
 export * from './options'
 export * from './common'

packages/devtools-kit/src/_types/rpc.ts

@@ -6,6 +6,7 @@ import type { ModuleCustomTab } from './custom-tabs'
 import type { AssetInfo, AutoImportsWithMetadata, ComponentRelationship, HookInfo, ImageMeta, NpmCommandOptions, NpmCommandType, PackageManagerName, PackageUpdateInfo, ServerRouteInfo } from './integrations'
 import type { TerminalAction, TerminalInfo } from './terminals'
 import type { GetWizardArgs, WizardActions } from './wizard'
+import type { AnalyzeBuildsInfo } from './analyze-build'
 import type { InstallModuleReturn } from './server-ctx'
 
 export interface ServerFunctions {
@@ -44,6 +45,12 @@ export interface ServerFunctions {
   setStorageItem(key: string, value: StorageValue): Promise<void>
   removeStorageItem(key: string): Promise<void>
 
+  // Analyze
+  getAnalyzeBuildInfo(): Promise<AnalyzeBuildsInfo>
+  generateAnalyzeBuildName(): Promise<string>
+  startAnalyzeBuild(name: string): Promise<string>
+  clearAnalyzeBuilds(names?: string[]): Promise<void>
+
   // Queries
   getImageMeta(filepath: string): Promise<ImageMeta | undefined>
   getTextAssetContent(filepath: string, limit?: number): Promise<string | undefined>

packages/devtools-kit/src/index.ts

@@ -39,11 +39,14 @@ export function startSubprocess(
       execaOptions.command,
       execaOptions.args,
       {
+        reject: false,
         ...execaOptions,
         env: {
           COLORS: 'true',
           FORCE_COLOR: 'true',
           ...execaOptions.env,
+          // Force disable Nuxi CLI override
+          __CLI_ARGV__: undefined,
         },
       },
     )

packages/devtools-wizard/src/builtin.ts

@@ -1,5 +1,5 @@
 import { existsSync } from 'node:fs'
-import fs from 'node:fs/promises'
+import fsp from 'node:fs/promises'
 import { relative } from 'node:path'
 import { consola } from 'consola'
 import c from 'picocolors'
@@ -36,7 +36,7 @@ async function toggleConfig(cwd: string, value?: boolean) {
   }
 
   try {
-    const source = await fs.readFile(nuxtConfig, 'utf-8')
+    const source = await fsp.readFile(nuxtConfig, 'utf-8')
     const mod = await parseModule(source, { sourceFileName: nuxtConfig })
     const config = mod.exports.default.$type === 'function-call'
       ? mod.exports.default.$args[0]
@@ -71,7 +71,7 @@ async function toggleConfig(cwd: string, value?: boolean) {
       if (!confirm)
         return false
 
-      await fs.writeFile(nuxtConfig, `${generated.trimEnd()}\n`, 'utf-8')
+      await fsp.writeFile(nuxtConfig, `${generated.trimEnd()}\n`, 'utf-8')
     }
   }
   catch (err) {

packages/devtools/client/components/BuildAnalyzeDetails.vue

@@ -0,0 +1,131 @@
+<script setup lang="ts">
+import { formatTimeAgo } from '@vueuse/core'
+import type { AnalyzeBuildMeta } from '../../src/types'
+
+const props = defineProps<{
+  current: AnalyzeBuildMeta
+  prev?: AnalyzeBuildMeta
+}>()
+
+const ROUTE_ANALYZE = '/__nuxt_devtools__/analyze/'
+
+const tabs = computed(() => {
+  const items = [
+    { name: 'Overview', id: 'overview' },
+  ]
+  if (props.current.features.bundleClient)
+    items.push({ name: 'Client Bundle', id: 'bundle-client' })
+  if (props.current.features.bundleNitro)
+    items.push({ name: 'Nitro Bundle', id: 'bundle-nitro' })
+  if (props.current.features.viteInspect)
+    items.push({ name: 'Vite Inspect', id: 'vite-inspect' })
+
+  return items
+})
+
+const selectedTab = ref(tabs.value[0])
+const openInEditor = useOpenInEditor()
+
+function formatFileSize(bytes: number) {
+  if (bytes < 1024)
+    return `${bytes}B`
+  if (bytes < 1024 * 1024)
+    return `${(bytes / 1024).toFixed(1)}KB`
+  if (bytes < 1024 * 1024 * 1024)
+    return `${(bytes / 1024 / 1024).toFixed(1)}MB`
+  return `${(bytes / 1024 / 1024 / 1024).toFixed(1)}GB`
+}
+
+function formatDuration(build: AnalyzeBuildMeta) {
+  return `${((build.endTime - build.startTime) / 1000).toFixed(1)}s`
+}
+</script>
+
+<template>
+  <div h-full grid="~ rows-[max-content_1fr]">
+    <div flex="~ wrap" w-full>
+      <template v-for="tab, idx of tabs" :key="idx">
+        <button
+          px4 py2 border="r base"
+          hover="bg-active"
+          :class="tab.id === selectedTab.id ? '' : 'border-b'"
+          @click="selectedTab = tab"
+        >
+          <div :class="tab.id === selectedTab.id ? '' : 'op30' ">
+            {{ tab.name }}
+          </div>
+        </button>
+      </template>
+      <div border="b base" flex-auto />
+    </div>
+    <div
+      v-if="selectedTab.id === 'overview'"
+      flex="~ col gap-4 items-center justify-center" p4
+    >
+      <div flex-auto />
+      <div grid="~ cols-[30px_1fr] gap-x-2 gap-y-3 items-center justify-center" w-100>
+        <div i-carbon-commit text-xl />
+        <div>
+          <div text-sm op50>
+            Name
+          </div>
+          <div>{{ current.name }}</div>
+        </div>
+        <div i-carbon-time text-xl />
+        <div>
+          <div text-sm op50>
+            Build duration
+          </div>
+          <div>{{ formatDuration(current) }}</div>
+        </div>
+        <template v-if="current.size?.clientBundle">
+          <div i-carbon-cics-program text-xl />
+          <div>
+            <div text-sm op50>
+              Client bundle size
+            </div>
+            <div>{{ formatFileSize(current.size.clientBundle) }}</div>
+          </div>
+        </template>
+        <template v-if="current.size.nitroBundle">
+          <div i-carbon-bare-metal-server text-xl />
+          <div>
+            <div text-sm op50>
+              Nitro bundle size
+            </div>
+            <div>{{ formatFileSize(current.size.nitroBundle) }}</div>
+          </div>
+        </template>
+        <div i-carbon-edge-node text-xl />
+        <div>
+          <div text-sm op50>
+            Built
+          </div>
+          <div>{{ formatTimeAgo(new Date(current.endTime)) }}</div>
+        </div>
+      </div>
+      <NButton n="primary" icon="carbon-launch" @click="openInEditor(current.analyzeDir)">
+        Open in Editor
+      </NButton>
+      <div flex-auto />
+      <NButton n="rose" icon="carbon-delete" @click="rpc.clearAnalyzeBuilds([current.name])">
+        Delete this report
+      </NButton>
+    </div>
+    <iframe
+      v-lazy-show="selectedTab.id === 'bundle-client'"
+      :src="`${ROUTE_ANALYZE}${current.slug}/client.html`"
+      h-full w-full
+    />
+    <iframe
+      v-lazy-show="selectedTab.id === 'bundle-nitro'"
+      :src="`${ROUTE_ANALYZE}${current.slug}/nitro.html`"
+      h-full w-full
+    />
+    <iframe
+      v-lazy-show="selectedTab.id === 'vite-inspect'"
+      :src="`${ROUTE_ANALYZE}${current.slug}/.vite-inspect/`"
+      h-full w-full
+    />
+  </div>
+</template>

packages/devtools/client/components/PanelLeftRight.vue

@@ -6,6 +6,8 @@ const props = defineProps<{
    * The key to use for storing the pane sizes in localStorage.
    */
   storageKey?: string
+
+  leftSize?: number
 }>()
 
 const DEFAULT = 30
@@ -14,10 +16,10 @@ const state = useDevToolsPanelsState()
 const key = props.storageKey
 const size = key
   ? computed({
-    get: () => state.value[key] || DEFAULT,
+    get: () => state.value[key] || props.leftSize || DEFAULT,
     set: (v) => { state.value[key] = v },
   })
-  : ref(DEFAULT)
+  : ref(props.leftSize || DEFAULT)
 </script>
 
 <template>

packages/devtools/client/composables/npm.ts

@@ -1,3 +1,4 @@
+import semver from 'semver'
 import type { NpmCommandOptions } from '../../src/types'
 
 export type PackageUpdateState = 'idle' | 'running' | 'updated'
@@ -11,6 +12,17 @@ export function usePackageUpdate(name: string, options?: NpmCommandOptions): Ret
   return map.get(key)
 }
 
+export function useNuxtVersion() {
+  return useAsyncData('npm:check:nuxt', () => rpc.checkForUpdateFor('nuxt')).data
+}
+
+export function satisfyNuxtVersion(range: string) {
+  const nuxt = useNuxtVersion()
+  if (!nuxt?.value?.current)
+    return false
+  return semver.satisfies(nuxt.value.current, range)
+}
+
 function getPackageUpdate(name: string, options?: NpmCommandOptions) {
   const nuxt = useNuxtApp()
   const info = useAsyncData(`npm:check:${name}`, () => rpc.checkForUpdateFor(name)).data

packages/devtools/client/composables/state.ts

@@ -147,6 +147,10 @@ export function useTerminals() {
   return useAsyncState('getTerminals', () => rpc.getTerminals())
 }
 
+export function useAnalyzeBuildInfo() {
+  return useAsyncState('getAnalyzeBuildInfo', () => rpc.getAnalyzeBuildInfo())
+}
+
 export function useAllTabs() {
   const customTabs = useCustomTabs()
   const settings = useDevToolsOptions()

packages/devtools/client/nuxt.config.ts

@@ -45,6 +45,9 @@ export default defineNuxtConfig({
   app: {
     baseURL: '/__nuxt_devtools__/client',
   },
+  experimental: {
+    watcher: 'parcel',
+  },
   vite: {
     define: {
       'process.env.VSCODE_TEXTMATE_DEBUG': 'false',