feat: expose setGlobalFederationInstance from @module-federation/enhanced/runtime (#3975)

Co-authored-by: Zack Jackson <[email protected]>
Co-authored-by: Hanric <[email protected]>

Author: 3 people

.changeset/two-books-notice.md

@@ -0,0 +1,5 @@
+---
+'@module-federation/runtime': patch
+---
+
+Register globalFederationInstance from createInstance

packages/runtime/src/index.ts

@@ -30,7 +30,9 @@ export function createInstance(options: UserOptions) {
   // Retrieve debug constructor
   const ModuleFederationConstructor =
     getGlobalFederationConstructor() || ModuleFederation;
-  return new ModuleFederationConstructor(options);
+  const instance = new ModuleFederationConstructor(options);
+  setGlobalFederationInstance(instance);
+  return instance;
 }
 
 let FederationInstance: ModuleFederation | null = null;

packages/runtime/src/utils.ts

@@ -1,4 +1,4 @@
-import { ModuleFederation } from '@module-federation/runtime-core';
+import type { ModuleFederation } from '@module-federation/runtime-core';
 import { CurrentGlobal } from '@module-federation/runtime-core';
 
 // injected by bundler, so it can not use runtime-core stuff
@@ -15,26 +15,28 @@ export function getGlobalFederationInstance(
   version: string | undefined,
 ): ModuleFederation | undefined {
   const buildId = getBuilderId();
-  return CurrentGlobal.__FEDERATION__.__INSTANCES__.find((GMInstance) => {
-    if (buildId && GMInstance.options.id === buildId) {
-      return true;
-    }
+  return CurrentGlobal.__FEDERATION__.__INSTANCES__.find(
+    (GMInstance: ModuleFederation) => {
+      if (buildId && GMInstance.options.id === buildId) {
+        return true;
+      }
 
-    if (
-      GMInstance.options.name === name &&
-      !GMInstance.options.version &&
-      !version
-    ) {
-      return true;
-    }
+      if (
+        GMInstance.options.name === name &&
+        !GMInstance.options.version &&
+        !version
+      ) {
+        return true;
+      }
 
-    if (
-      GMInstance.options.name === name &&
-      version &&
-      GMInstance.options.version === version
-    ) {
-      return true;
-    }
-    return false;
-  });
+      if (
+        GMInstance.options.name === name &&
+        version &&
+        GMInstance.options.version === version
+      ) {
+        return true;
+      }
+      return false;
+    },
+  );
 }