fix: searchForWorkspaceRoot

packages/slidev/node/plugins/extendConfig.ts

@@ -2,10 +2,12 @@ import { dirname, join } from 'path'
 import { InlineConfig, mergeConfig, Plugin } from 'vite'
 import isInstalledGlobally from 'is-installed-globally'
 import resolveGlobal from 'resolve-global'
+import { uniq } from '@antfu/utils'
 import { getIndexHtml } from '../common'
 import { dependencies } from '../../../client/package.json'
 import { ResolvedSlidevOptions } from '../options'
 import { resolveImportPath, toAtFS } from '../utils'
+import { searchForWorkspaceRoot } from '../vite/searchRoot'
 
 const EXCLUDE = [
   '@slidev/shared',
@@ -48,15 +50,15 @@ export function createConfigPlugin(options: ResolvedSlidevOptions): Plugin {
         server: {
           fs: {
             strict: true,
-            allow: [
-              dirname(options.userRoot),
-              options.cliRoot,
+            allow: uniq([
+              searchForWorkspaceRoot(options.userRoot),
+              searchForWorkspaceRoot(options.cliRoot),
               ...(
                 isInstalledGlobally
                   ? [dirname(resolveGlobal('@slidev/client/package.json'))]
                   : []
               ),
-            ],
+            ]),
           },
         },
       }

packages/slidev/node/vite/searchRoot.ts

@@ -0,0 +1,70 @@
+import fs from 'fs'
+import { dirname, join } from 'path'
+
+// https://github.com/vitejs/vite/issues/2820#issuecomment-812495079
+const ROOT_FILES = [
+  // '.git',
+
+  // https://pnpm.js.org/workspaces/
+  'pnpm-workspace.yaml',
+
+  // https://rushjs.io/pages/advanced/config_files/
+  // 'rush.json',
+
+  // https://nx.dev/latest/react/getting-started/nx-setup
+  // 'workspace.json',
+  // 'nx.json'
+]
+
+// npm: https://docs.npmjs.com/cli/v7/using-npm/workspaces#installing-workspaces
+// yarn: https://classic.yarnpkg.com/en/docs/workspaces/#toc-how-to-use-it
+function hasWorkspacePackageJSON(root: string): boolean {
+  const path = join(root, 'package.json')
+  try {
+    fs.accessSync(path, fs.constants.R_OK)
+  }
+  catch {
+    return false
+  }
+  const content = JSON.parse(fs.readFileSync(path, 'utf-8')) || {}
+  return !!content.workspaces
+}
+
+function hasRootFile(root: string): boolean {
+  return ROOT_FILES.some(file => fs.existsSync(join(root, file)))
+}
+
+function hasPackageJSON(root: string) {
+  const path = join(root, 'package.json')
+  return fs.existsSync(path)
+}
+
+/**
+ * Search up for the nearest `package.json`
+ */
+export function searchForPackageRoot(current: string, root = current): string {
+  if (hasPackageJSON(current)) return current
+
+  const dir = dirname(current)
+  // reach the fs root
+  if (!dir || dir === current) return root
+
+  return searchForPackageRoot(dir, root)
+}
+
+/**
+ * Search up for the nearest workspace root
+ */
+export function searchForWorkspaceRoot(
+  current: string,
+  root = searchForPackageRoot(current),
+): string {
+  if (hasRootFile(current)) return current
+  if (hasWorkspacePackageJSON(current)) return current
+
+  const dir = dirname(current)
+  // reach the fs root
+  if (!dir || dir === current) return root
+
+  return searchForWorkspaceRoot(dir, root)
+}