Throw ExcludedOperationError when excluded operation is called from API

src/node/api.mjs

@@ -11,6 +11,7 @@ import SyncDish from "./SyncDish";
 import Recipe from "./Recipe";
 import OperationConfig from "./config/OperationConfig.json";
 import { sanitise } from "./apiUtils";
+import ExludedOperationError from "../core/errors/ExcludedOperationError";
 
 
 /**
@@ -246,3 +247,19 @@ export function bake(operations){
         return recipe.execute(dish);
     };
 }
+
+/**
+ * Explain that the given operation is not included in the Node.js version.
+ * @param {String} name - name of operation
+ */
+export function explainExludedFunction(name) {
+    /**
+     * Throw new error type with useful message.
+    */
+    const func = () => {
+        throw new ExludedOperationError(`Sorry, the ${name} operation is not available in the Node.js version of CyberChef.`);
+    };
+    // Add opName prop so Recipe can handle it, just like wrap does.
+    func.opName = name;
+    return func;
+}