fix(types): exported importX should also have flatConfigs as property (#348)

Author: JounQin

.changeset/soft-fishes-cover.md

@@ -0,0 +1,5 @@
+---
+"eslint-plugin-import-x": patch
+---
+
+fix(types): exported `importX` should also have `flatConfigs` as property

src/index.ts

@@ -148,7 +148,7 @@ const configs = {
 } satisfies Record<string, PluginConfig>
 
 // Base Plugin Object
-const plugin = {
+const plugin_ = {
   meta,
   configs,
   rules,
@@ -157,6 +157,8 @@ const plugin = {
   createNodeResolver,
 }
 
+const plugin = plugin_ as typeof plugin_ & { flatConfigs: typeof flatConfigs }
+
 // Create flat configs (Only ones that declare plugins and parser options need to be different from the legacy config)
 const createFlatConfig = (
   baseConfig: PluginFlatBaseConfig,
@@ -183,7 +185,9 @@ const flatConfigs = {
   typescript: createFlatConfig(typescriptFlat, 'typescript'),
 } satisfies Record<string, PluginFlatConfig>
 
-export default Object.assign(plugin, { flatConfigs })
+plugin.flatConfigs = flatConfigs
+
+export default plugin
 
 export {
   meta,