feat(kit): add addImportsSources utility

packages/kit/src/imports.ts

@@ -1,4 +1,5 @@
-import { Import } from 'unimport'
+import type { Import } from 'unimport'
+import type { ImportPresetWithDeprecation } from '@nuxt/schema'
 import { useNuxt } from './context'
 import { assertNuxtCompatibility } from './compatibility'
 
@@ -31,3 +32,14 @@ export function addImportsDir (dirs: string | string[]) {
  * @deprecated Please use `addImportsDir` instead with nuxt>=3.0.0-rc.9
  */
 export const addAutoImportDir = addImportsDir
+
+export function addImportsSources (presets: ImportPresetWithDeprecation | ImportPresetWithDeprecation[]) {
+  assertNuxtCompatibility({ bridge: true })
+
+  // TODO: Use imports:* when widely adopted
+  useNuxt().hook('autoImports:sources', (_presets: ImportPresetWithDeprecation[]) => {
+    for (const preset of (Array.isArray(presets) ? presets : [presets])) {
+      _presets.push(preset)
+    }
+  }, { allowDeprecated: true })
+}

packages/nuxt/src/core/nuxt.ts

@@ -152,7 +152,7 @@ async function initNuxt (nuxt: Nuxt) {
   nuxt.hooks.deprecateHooks({
     'autoImports:sources': {
       to: 'imports:sources',
-      message: '`autoImports:sources` hook is deprecated. Use `imports:sources` with `nuxt>=3.0.0-rc.9`.'
+      message: '`autoImports:sources` hook is deprecated. Use `addImportsSources()` from `@nuxt/kit` or `imports:dirs` with `nuxt>=3.0.0-rc.9`.'
     },
     'autoImports:dirs': {
       to: 'imports:dirs',