feat: allow globs in node_modules when pattern is explicit

.gitignore

@@ -1,5 +1,6 @@
 .DS_Store
 node_modules
+!**/glob-import/dir/node_modules
 dist
 dist-ssr
 TODOs.md

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

@@ -45,10 +45,17 @@ const allResult = {
   }
 }
 
+const resultNodeModules = {
+  '/dir/node_modules/hoge.js': { msg: 'hoge' }
+}
+
 test('should work', async () => {
   expect(await page.textContent('.result')).toBe(
     JSON.stringify(allResult, null, 2)
   )
+  expect(await page.textContent('.result-node_modules')).toBe(
+    JSON.stringify(resultNodeModules, null, 2)
+  )
 })
 
 if (!isBuild) {

packages/playground/glob-import/index.html

@@ -1,21 +1,32 @@
 <pre class="result"></pre>
+<pre class="result-node_modules"></pre>
 
 <script type="module" src="./dir/index.js"></script>
 <script type="module">
-  const modules = import.meta.glob('/dir/**')
+  function useImports(modules, selector) {
+    for (const path in modules) {
+      modules[path]().then((mod) => {
+        console.log(path, mod)
+      })
+    }
 
-  for (const path in modules) {
-    modules[path]().then((mod) => {
-      console.log(path, mod)
+    const keys = Object.keys(modules)
+    Promise.all(keys.map((key) => modules[key]())).then((mods) => {
+      const res = {}
+      mods.forEach((m, i) => {
+        res[keys[i]] = m
+      })
+      document.querySelector(selector).textContent = JSON.stringify(
+        res,
+        null,
+        2
+      )
     })
   }
 
-  const keys = Object.keys(modules)
-  Promise.all(keys.map((key) => modules[key]())).then((mods) => {
-    const res = {}
-    mods.forEach((m, i) => {
-      res[keys[i]] = m
-    })
-    document.querySelector('.result').textContent = JSON.stringify(res, null, 2)
-  })
+  const modules = import.meta.glob('/dir/**')
+  useImports(modules, '.result')
+
+  const nodeModules = import.meta.glob('/dir/node_modules/**')
+  useImports(nodeModules, '.result-node_modules')
 </script>

packages/vite/src/node/importGlob.ts

@@ -61,7 +61,8 @@ export async function transformImportGlob(
   }
   const files = glob.sync(pattern, {
     cwd: base,
-    ignore: ['**/node_modules/**']
+    // Ignore node_modules by default unless explicitly indicated in the pattern
+    ignore: /(^|\/)node_modules\//.test(pattern) ? [] : ['**/node_modules/**']
   })
   const imports: string[] = []
   let importsString = ``