fix: use vscode stat API instead of Node.js

src/watcher.ts

@@ -1,4 +1,3 @@
-import { stat } from 'node:fs/promises'
 import { relative } from 'node:path'
 import * as vscode from 'vscode'
 import { normalize } from 'pathe'
@@ -39,7 +38,7 @@ export class ExtensionWatcher extends vscode.Disposable {
 
     watcher.onDidChange(async (file) => {
       const filepath = normalize(file.fsPath)
-      if (await this.shouldIgnoreFile(filepath)) {
+      if (await this.shouldIgnoreFile(file)) {
         return
       }
       log.verbose?.('[VSCODE] File changed:', relative(api.workspaceFolder.uri.fsPath, file.fsPath))
@@ -48,16 +47,29 @@ export class ExtensionWatcher extends vscode.Disposable {
 
     watcher.onDidCreate(async (file) => {
       const filepath = normalize(file.fsPath)
-      if (await this.shouldIgnoreFile(filepath)) {
+      if (await this.shouldIgnoreFile(file)) {
         return
       }
       log.verbose?.('[VSCODE] File created:', relative(api.workspaceFolder.uri.fsPath, file.fsPath))
       api.onFileCreated(filepath)
     })
   }
 
-  private async shouldIgnoreFile(filepath: string) {
-    const stats = await stat(filepath).catch(() => null)
-    return !stats || stats.isDirectory() || mm.isMatch(filepath, this.ignorePattern)
+  private async shouldIgnoreFile(file: vscode.Uri) {
+    try {
+      const stats = await vscode.workspace.fs.stat(file)
+      if (
+      // if not a file
+        stats.type !== vscode.FileType.File
+        // if not a symlinked file
+        && stats.type !== (vscode.FileType.File | vscode.FileType.SymbolicLink)
+      ) {
+        return false
+      }
+      return mm.isMatch(file.fsPath, this.ignorePattern)
+    }
+    catch {
+      return false
+    }
   }
 }

src/worker/vitest.ts

@@ -1,5 +1,7 @@
 import { readFileSync } from 'node:fs'
 import type { Vitest as VitestCore, WorkspaceProject } from 'vitest/node'
+import { relative } from 'pathe'
+import mm from 'micromatch'
 import type { VitestMethods } from '../api/rpc'
 import { VitestWatcher } from './watcher'
 import { VitestCoverage } from './coverage'
@@ -195,9 +197,13 @@ export class Vitest implements VitestMethods {
 
       for (const file of files) {
         this.updateLastChanged(file)
-        const content = readFileSync(file, 'utf-8')
+        let content: string | null = null
         for (const project of this.ctx.projects) {
-          if (await project.isTargetFile(file, content)) {
+          if (this.isTestFile(
+            project,
+            file,
+            () => content ?? (content = readFileSync(file, 'utf-8')),
+          )) {
             testFiles.push(file)
             project.testFilesList?.push(file)
             this.ctx.changedTests.add(file)
@@ -212,6 +218,24 @@ export class Vitest implements VitestMethods {
     }
   }
 
+  isTestFile(project: WorkspaceProject, file: string, getContent: () => string) {
+    const relativeId = relative(project.config.dir || project.config.root, file)
+    if (mm.isMatch(relativeId, project.config.exclude)) {
+      return false
+    }
+    if (mm.isMatch(relativeId, project.config.include)) {
+      return true
+    }
+    if (
+      project.config.includeSource?.length
+      && mm.isMatch(relativeId, project.config.includeSource)
+    ) {
+      const source = getContent()
+      return source.includes('import.meta.vitest')
+    }
+    return false
+  }
+
   unwatchTests() {
     return this.watcher.stopTracking()
   }