fix: respect optimize deps entries

packages/vite/src/node/optimizer/index.ts

@@ -45,11 +45,18 @@ export type ExportsData = {
 export interface DepsOptimizer {
   metadata: DepOptimizationMetadata
   scanProcessing?: Promise<void>
+
   registerMissingImport: (id: string, resolved: string) => OptimizedDepInfo
   run: () => void
+
   isOptimizedDepFile: (id: string) => boolean
   isOptimizedDepUrl: (url: string) => boolean
   getOptimizedDepId: (depInfo: OptimizedDepInfo) => string
+
+  delayDepsOptimizerUntil: (id: string, done: () => Promise<any>) => void
+  registerWorkersSource: (id: string) => void
+  resetRegisteredIds: () => void
+
   options: DepOptimizationOptions
 }
 

packages/vite/src/node/optimizer/optimizer.ts

@@ -1,6 +1,8 @@
 import colors from 'picocolors'
 import _debug from 'debug'
+import glob from 'fast-glob'
 import { getHash } from '../utils'
+import { transformRequest } from '../server/transformRequest'
 import type { ResolvedConfig, ViteDevServer } from '..'
 import {
   addOptimizedDepInfo,
@@ -65,6 +67,9 @@ export async function initDepsOptimizer(
     isOptimizedDepUrl: createIsOptimizedDepUrl(config),
     getOptimizedDepId: (depInfo: OptimizedDepInfo) =>
       isBuild ? depInfo.file : `${depInfo.file}?v=${depInfo.browserHash}`,
+    registerWorkersSource,
+    delayDepsOptimizerUntil,
+    resetRegisteredIds,
     options: config.optimizeDeps
   }
 
@@ -101,8 +106,12 @@ export async function initDepsOptimizer(
   let enqueuedRerun: (() => void) | undefined
   let currentlyProcessing = false
 
+  // Only pretransform optimizeDeps.entries on cold start
+  let optimizeDepsEntriesVisited = !!cachedMetadata
+
   // If there wasn't a cache or it is outdated, we need to prepare a first run
   let firstRunCalled = !!cachedMetadata
+
   if (!cachedMetadata) {
     if (!scan) {
       // Initialize discovered deps with manually added optimizeDeps.include info
@@ -496,5 +505,85 @@ export async function initDepsOptimizer(
     }, timeout)
   }
 
+  const runOptimizerIfIdleAfterMs = 100
+
+  let registeredIds: { id: string; done: () => Promise<any> }[] = []
+  let seenIds = new Set<string>()
+  let workersSources = new Set<string>()
+  let waitingOn: string | undefined
+
+  function resetRegisteredIds() {
+    registeredIds = []
+    seenIds = new Set<string>()
+    workersSources = new Set<string>()
+    waitingOn = undefined
+  }
+
+  function registerWorkersSource(id: string): void {
+    workersSources.add(id)
+    if (waitingOn === id) {
+      waitingOn = undefined
+    }
+  }
+
+  function delayDepsOptimizerUntil(id: string, done: () => Promise<any>): void {
+    if (!depsOptimizer.isOptimizedDepFile(id) && !seenIds.has(id)) {
+      seenIds.add(id)
+      registeredIds.push({ id, done })
+      runOptimizerWhenIdle()
+    }
+    if (server && !optimizeDepsEntriesVisited) {
+      optimizeDepsEntriesVisited = true
+      pretransformOptimizeDepsEntries(server)
+    }
+  }
+
+  function runOptimizerWhenIdle() {
+    if (!waitingOn) {
+      const next = registeredIds.pop()
+      if (next) {
+        waitingOn = next.id
+        const afterLoad = () => {
+          waitingOn = undefined
+          if (registeredIds.length > 0) {
+            runOptimizerWhenIdle()
+          } else if (!workersSources.has(next.id)) {
+            getDepsOptimizer(config)?.run()
+          }
+        }
+        next
+          .done()
+          .then(() => {
+            setTimeout(
+              afterLoad,
+              registeredIds.length > 0 ? 0 : runOptimizerIfIdleAfterMs
+            )
+          })
+          .catch(afterLoad)
+      }
+    }
+  }
+
   return depsOptimizer
 }
+
+export async function pretransformOptimizeDepsEntries(
+  server: ViteDevServer
+): Promise<void> {
+  const { config } = server
+  const { entries } = config.optimizeDeps
+  if (entries) {
+    const explicitEntries = await glob(entries, {
+      cwd: config.root,
+      ignore: ['**/node_modules/**', `**/${config.build.outDir}/**`],
+      absolute: true
+    })
+    // TODO: should we restrict the entries to JS and HTML like the
+    // scanner did? I think we can let the user chose any entry
+    for (const entry of explicitEntries) {
+      transformRequest(entry, server, { ssr: false }).catch((e) => {
+        config.logger.error(e.message)
+      })
+    }
+  }
+}

packages/vite/src/node/plugins/importAnalysis.ts

@@ -53,10 +53,7 @@ import {
   optimizedDepNeedsInterop
 } from '../optimizer'
 import { checkPublicFile } from './asset'
-import {
-  ERR_OUTDATED_OPTIMIZED_DEP,
-  delayDepsOptimizerUntil
-} from './optimizedDeps'
+import { ERR_OUTDATED_OPTIMIZED_DEP } from './optimizedDeps'
 import { isCSSRequest, isDirectCSSRequest } from './css'
 import { browserExternalId } from './resolve'
 
@@ -599,7 +596,9 @@ export function importAnalysisPlugin(config: ResolvedConfig): Plugin {
         )
 
       // pre-transform known direct imports
-      // TODO: we should also crawl dynamic imports
+      // TODO: should we also crawl dynamic imports? or the experience is good enough to allow
+      // users to chose their tradeoffs by explicitily setting optimizeDeps.entries for the
+      // most common dynamic imports
       if (config.server.preTransformRequests && staticImportedUrls.size) {
         staticImportedUrls.forEach(({ url, id }) => {
           url = unwrapId(removeImportQuery(url)).replace(
@@ -614,8 +613,8 @@ export function importAnalysisPlugin(config: ResolvedConfig): Plugin {
             // Unexpected error, log the issue but avoid an unhandled exception
             config.logger.error(e.message)
           })
-          if (!config.optimizeDeps.devScan) {
-            delayDepsOptimizerUntil(config, id, () => request)
+          if (depsOptimizer && !config.optimizeDeps.devScan) {
+            depsOptimizer.delayDepsOptimizerUntil(id, () => request)
           }
         })
       }

packages/vite/src/node/plugins/optimizedDeps.ts

@@ -13,100 +13,10 @@ export const ERR_OUTDATED_OPTIMIZED_DEP = 'ERR_OUTDATED_OPTIMIZED_DEP'
 const isDebug = process.env.DEBUG
 const debug = createDebugger('vite:optimize-deps')
 
-const runOptimizerIfIdleAfterMs = 100
-
-interface RunProcessingInfo {
-  ids: { id: string; done: () => Promise<any> }[]
-  seenIds: Set<string>
-  workersSources: Set<string>
-  waitingOn: string | undefined
-}
-
-const runProcessingInfoMap = new WeakMap<ResolvedConfig, RunProcessingInfo>()
-
-function initRunProcessingInfo(config: ResolvedConfig) {
-  config = config.mainConfig || config
-  const runProcessingInfo = {
-    ids: [],
-    seenIds: new Set<string>(),
-    workersSources: new Set<string>(),
-    waitingOn: undefined
-  }
-  runProcessingInfoMap.set(config, runProcessingInfo)
-  return runProcessingInfo
-}
-
-function getRunProcessingInfo(config: ResolvedConfig): RunProcessingInfo {
-  return (
-    runProcessingInfoMap.get(config.mainConfig || config) ??
-    initRunProcessingInfo(config)
-  )
-}
-
-export function registerWorkersSource(
-  config: ResolvedConfig,
-  id: string
-): void {
-  const info = getRunProcessingInfo(config)
-  info.workersSources.add(id)
-  if (info.waitingOn === id) {
-    info.waitingOn = undefined
-  }
-}
-
-export function delayDepsOptimizerUntil(
-  config: ResolvedConfig,
-  id: string,
-  done: () => Promise<any>
-): void {
-  const info = getRunProcessingInfo(config)
-  if (
-    !getDepsOptimizer(config)?.isOptimizedDepFile(id) &&
-    !info.seenIds.has(id)
-  ) {
-    info.seenIds.add(id)
-    info.ids.push({ id, done })
-    runOptimizerWhenIdle(config)
-  }
-}
-
-function runOptimizerWhenIdle(config: ResolvedConfig) {
-  const info = getRunProcessingInfo(config)
-  if (!info.waitingOn) {
-    const next = info.ids.pop()
-    if (next) {
-      info.waitingOn = next.id
-      const afterLoad = () => {
-        info.waitingOn = undefined
-        if (info.ids.length > 0) {
-          runOptimizerWhenIdle(config)
-        } else if (!info.workersSources.has(next.id)) {
-          getDepsOptimizer(config)?.run()
-        }
-      }
-      next
-        .done()
-        .then(() => {
-          setTimeout(
-            afterLoad,
-            info.ids.length > 0 ? 0 : runOptimizerIfIdleAfterMs
-          )
-        })
-        .catch(afterLoad)
-    }
-  }
-}
-
 export function optimizedDepsPlugin(config: ResolvedConfig): Plugin {
   return {
     name: 'vite:optimized-deps',
 
-    buildStart() {
-      if (!config.isWorker) {
-        initRunProcessingInfo(config)
-      }
-    },
-
     async resolveId(id) {
       if (getDepsOptimizer(config)?.isOptimizedDepFile(id)) {
         return id
@@ -174,7 +84,7 @@ export function optimizedDepsBuildPlugin(config: ResolvedConfig): Plugin {
 
     buildStart() {
       if (!config.isWorker) {
-        initRunProcessingInfo(config)
+        getDepsOptimizer(config)?.resetRegisteredIds()
       }
     },
 
@@ -185,7 +95,7 @@ export function optimizedDepsBuildPlugin(config: ResolvedConfig): Plugin {
     },
 
     transform(_code, id) {
-      delayDepsOptimizerUntil(config, id, async () => {
+      getDepsOptimizer(config)?.delayDepsOptimizerUntil(id, async () => {
         await this.load({ id })
       })
     },

packages/vite/src/node/plugins/worker.ts

@@ -13,8 +13,8 @@ import {
   parseRequest
 } from '../utils'
 import { onRollupWarning } from '../build'
+import { getDepsOptimizer } from '../optimizer'
 import { fileToUrl } from './asset'
-import { registerWorkersSource } from './optimizedDeps'
 
 interface WorkerCache {
   // save worker all emit chunk avoid rollup make the same asset unique.
@@ -269,7 +269,7 @@ export function webWorkerPlugin(config: ResolvedConfig): Plugin {
         : 'module'
       const workerOptions = workerType === 'classic' ? '' : ',{type: "module"}'
       if (isBuild) {
-        registerWorkersSource(config, id)
+        getDepsOptimizer(config)?.registerWorkersSource(id)
         if (query.inline != null) {
           const chunk = await bundleWorkerEntry(config, id, query)
           // inline as blob data url

packages/vite/src/node/plugins/workerImportMetaUrl.ts

@@ -12,10 +12,10 @@ import {
   parseRequest,
   transformResult
 } from '../utils'
+import { getDepsOptimizer } from '../optimizer'
 import type { WorkerType } from './worker'
 import { WORKER_FILE_ID, workerFileToUrl } from './worker'
 import { fileToUrl } from './asset'
-import { registerWorkersSource } from './optimizedDeps'
 
 const ignoreFlagRE = /\/\*\s*@vite-ignore\s*\*\//
 
@@ -123,7 +123,7 @@ export function workerImportMetaUrlPlugin(config: ResolvedConfig): Plugin {
 
           let url: string
           if (isBuild) {
-            registerWorkersSource(config, id)
+            getDepsOptimizer(config)?.registerWorkersSource(id)
             url = await workerFileToUrl(config, file, query)
           } else {
             url = await fileToUrl(cleanUrl(file), config, this)

playground/optimize-deps/added-in-entries/index.js

@@ -0,0 +1,2 @@
+// written in cjs, optimization should convert this to esm
+module.exports = 'added-in-entries'

playground/optimize-deps/added-in-entries/package.json

@@ -0,0 +1,6 @@
+{
+  "name": "added-in-entries",
+  "private": true,
+  "version": "1.0.0",
+  "main": "index.js"
+}

playground/optimize-deps/entry.js

@@ -0,0 +1,11 @@
+import msg from 'added-in-entries'
+
+// This is an entry file that is added to optimizeDeps.entries
+// When the deps aren't cached, these entries are also processed
+// to discover dependencies in them. This should only be needed
+// for code splitted sections that are commonly visited after
+// first load where a full-reload wants to be avoided at the expense
+// of extra processing on cold start. Another option is to add
+// the missing dependencies to optimizeDeps.include directly
+
+console.log(msg)

playground/optimize-deps/package.json

@@ -22,6 +22,7 @@
     "dep-with-builtin-module-cjs": "file:./dep-with-builtin-module-cjs",
     "dep-with-builtin-module-esm": "file:./dep-with-builtin-module-esm",
     "dep-with-dynamic-import": "file:./dep-with-dynamic-import",
+    "added-in-entries": "file:./added-in-entries",
     "lodash-es": "^4.17.21",
     "nested-exclude": "file:./nested-exclude",
     "phoenix": "^1.6.10",

playground/optimize-deps/vite.config.js

@@ -33,7 +33,8 @@ module.exports = {
           }
         }
       ]
-    }
+    },
+    entries: ['entry.js']
   },
 
   build: {