allow mutation for express 5 validaiton (#1043)

Co-authored-by: carmine <[email protected]>

Author: cdimascio

src/middlewares/openapi.request.validator.ts

@@ -1,26 +1,26 @@
 import Ajv, { ValidateFunction } from 'ajv';
-import { createRequestAjv } from '../framework/ajv';
-import {
-  ContentType,
-  ajvErrorsToValidatorError,
-  augmentAjvErrors,
-} from './util';
 import { NextFunction, RequestHandler, Response } from 'express';
+import { createRequestAjv } from '../framework/ajv';
 import {
+  BadRequest,
+  BodySchema,
+  NotFound,
   OpenAPIV3,
   OpenApiRequest,
-  RequestValidatorOptions,
-  ValidateRequestOpts,
   OpenApiRequestMetadata,
-  NotFound,
-  BadRequest,
   ParametersSchema,
-  BodySchema,
+  RequestValidatorOptions,
+  ValidateRequestOpts,
   ValidationSchema,
 } from '../framework/types';
 import { BodySchemaParser } from './parsers/body.parse';
-import { ParametersSchemaParser } from './parsers/schema.parse';
 import { RequestParameterMutator } from './parsers/req.parameter.mutator';
+import { ParametersSchemaParser } from './parsers/schema.parse';
+import {
+  ContentType,
+  ajvErrorsToValidatorError,
+  augmentAjvErrors,
+} from './util';
 
 type OperationObject = OpenAPIV3.OperationObject;
 type SchemaObject = OpenAPIV3.SchemaObject;
@@ -144,7 +144,7 @@ export class RequestValidator {
       const reqQueryDescriptor = Object.getOwnPropertyDescriptor(req, 'query');
       Object.defineProperty(req, 'query', {
           writable: true,
-          value: { ...req.query },
+          value: req.query,
       })
       const schemaProperties = validator.allSchemaProperties;
       const mutator = new RequestParameterMutator(
@@ -166,7 +166,7 @@ export class RequestValidator {
 
       // HACK for express 5, Restore the original descriptor
       if (reqQueryDescriptor) {
-          Object.defineProperty(req, 'query', reqQueryDescriptor);
+        Object.defineProperty(req, 'query', reqQueryDescriptor);
       }
 
       const cookies = req.cookies