Fix/cds 7 3 0 breaking api (#32)

* upgrade deps

* add version check and change cds plugin export appropriately

* export promise instead of function

* re-order

cds-plugin.js

@@ -2,6 +2,7 @@
 "use strict";
 
 const cds = require("@sap/cds");
+const cdsPackage = require("@sap/cds/package.json");
 const { initializeFeatures } = require("./src/singleton");
 
 const activate = async () => {
@@ -27,6 +28,13 @@ const activate = async () => {
   }
 };
 
-module.exports = {
-  activate,
-};
+// NOTE: for sap/cds < 7.3.0 it was expected to export activate as function property, otherwise export the promise of
+//   running activate
+const doExportActivateAsProperty =
+  cdsPackage.version.localeCompare("7.3.0", undefined, { numeric: true, sensitivity: "base" }) < 0;
+
+module.exports = doExportActivateAsProperty
+  ? {
+      activate,
+    }
+  : activate();

example-cap-server/package.json

@@ -20,11 +20,11 @@
   },
   "dependencies": {
     "@cap-js-community/feature-toggle-library": "*",
-    "@sap/cds": "^7.2.0",
+    "@sap/cds": "^7.3.0",
     "express": "^4.18.2"
   },
   "devDependencies": {
-    "@sap/cds-dk": "^7.2.0"
+    "@sap/cds-dk": "^7.3.0"
   },
   "cds": {
     "featureToggles": {