feat(importMetaGlob): support sub imports pattern

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

@@ -13,7 +13,7 @@ import type {
   TemplateLiteral,
 } from 'estree'
 import { parseExpressionAt } from 'acorn'
-import type { RollupError } from 'rollup'
+import type { CustomPluginOptions, RollupError } from 'rollup'
 import { findNodeAt } from 'acorn-walk'
 import MagicString from 'magic-string'
 import fg from 'fast-glob'
@@ -75,7 +75,8 @@ export function importGlobPlugin(config: ResolvedConfig): Plugin {
         code,
         id,
         config.root,
-        (im) => this.resolve(im, id).then((i) => i?.id || im),
+        (im, _, options) =>
+          this.resolve(im, id, options).then((i) => i?.id || im),
         config.isProduction,
         config.experimental.importGlobRestoreExtension,
       )
@@ -546,6 +547,12 @@ export async function transformGlobImport(
 type IdResolver = (
   id: string,
   importer?: string,
+  options?: {
+    assertions?: Record<string, string>
+    custom?: CustomPluginOptions
+    isEntry?: boolean
+    skipSelf?: boolean
+  },
 ) => Promise<string | undefined> | string | undefined
 
 function globSafePath(path: string) {
@@ -594,7 +601,16 @@ export async function toAbsoluteGlob(
   if (glob.startsWith('../')) return pre + posix.join(dir, glob)
   if (glob.startsWith('**')) return pre + glob
 
-  const resolved = normalizePath((await resolveId(glob, importer)) || glob)
+  const isSubImportsPattern = glob.startsWith('#') && glob.includes('*')
+
+  const resolved = normalizePath(
+    (await resolveId(glob, importer, {
+      custom: { 'vite:import-glob': { isSubImportsPattern } },
+    })) || glob,
+  )
+  if (isSubImportsPattern) {
+    return join(root, resolved)
+  }
   if (isAbsolute(resolved)) {
     return pre + globSafeResolvedPath(resolved, glob)
   }

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

@@ -185,6 +185,10 @@ export function resolvePlugin(resolveOptions: InternalResolveOptions): Plugin {
       )
       if (resolvedImports) {
         id = resolvedImports
+
+        if (resolveOpts.custom?.['vite:import-glob']?.isSubImportsPattern) {
+          return id
+        }
       }
 
       if (importer) {

playground/glob-import/__tests__/glob-import.spec.ts

@@ -240,3 +240,7 @@ test('escapes special chars in globs without mangling user supplied glob suffix'
     .sort()
   expect(expectedNames).toEqual(foundAliasNames)
 })
+
+test('sub imports', async () => {
+  expect(await page.textContent('.sub-imports')).toMatch('bar foo')
+})

playground/glob-import/imports-path/bar.js

@@ -0,0 +1 @@
+export default 'bar'

playground/glob-import/imports-path/foo.js

@@ -0,0 +1 @@
+export default 'foo'

playground/glob-import/index.html

@@ -21,6 +21,8 @@ <h2>Escape relative glob</h2>
 <pre class="escape-relative"></pre>
 <h2>Escape alias glob</h2>
 <pre class="escape-alias"></pre>
+<h2>Sub imports</h2>
+<pre class="sub-imports"></pre>
 
 <script type="module" src="./dir/index.js"></script>
 <script type="module">
@@ -141,6 +143,14 @@ <h2>Escape alias glob</h2>
   document.querySelector('.escape-alias').textContent = alias.sort().join('\n')
 </script>
 
+<script type="module">
+  const subImports = import.meta.glob('#imports/*', { eager: true })
+
+  document.querySelector('.sub-imports').textContent = Object.values(subImports)
+    .map((mod) => mod.default)
+    .join(' ')
+</script>
+
 <script type="module">
   console.log('Ran scripts')
 </script>

playground/glob-import/package.json

@@ -2,6 +2,9 @@
   "name": "@vitejs/test-import-context",
   "private": true,
   "version": "0.0.0",
+  "imports": {
+    "#imports/*": "./imports-path/*"
+  },
   "scripts": {
     "dev": "vite",
     "build": "vite build",