Add Not implemented error class (#15938)

packages/core/strapi/lib/services/errors.js

@@ -1,8 +1,14 @@
 'use strict';
 
 const createError = require('http-errors');
-const { NotFoundError, UnauthorizedError, ForbiddenError, PayloadTooLargeError, RateLimitError } =
+const {
-  require('@strapi/utils').errors;
+  NotFoundError,
+  UnauthorizedError,
+  ForbiddenError,
+  PayloadTooLargeError,
+  RateLimitError,
+  NotImplementedError,
+} = require('@strapi/utils').errors;
 
 const mapErrorsAndStatus = [
   {
@@ -25,6 +31,10 @@ const mapErrorsAndStatus = [
     classError: RateLimitError,
     status: 429,
   },
+  {
+    classError: NotImplementedError,
+    status: 501,
+  },
 ];
 
 const formatApplicationError = (error) => {

packages/core/utils/lib/errors.js

@@ -89,6 +89,14 @@ class PolicyError extends ForbiddenError {
   }
 }
 
+class NotImplementedError extends ApplicationError {
+  constructor(message, details) {
+    super(message, details);
+    this.name = 'NotImplementedError';
+    this.message = message || 'This feature is not implemented yet';
+  }
+}
+
 module.exports = {
   HttpError,
   ApplicationError,
@@ -101,4 +109,5 @@ module.exports = {
   RateLimitError,
   PayloadTooLargeError,
   PolicyError,
+  NotImplementedError,
 };