perf: avoids to create every request a new object

Author: cesco69

packages/cli/src/routeGeneration/templates/express.hbs

@@ -81,6 +81,11 @@ export function RegisterRoutes(app: Router) {
 
     {{#each controllers}}
     {{#each actions}}
+        const args{{../name}}_{{name}}: Record<string, TsoaRoute.ParameterSchema> = {
+            {{#each parameters}}
+                {{@key}}: {{{json this}}},
+            {{/each}}
+        };
         app.{{method}}('{{fullPath}}',
             {{#if security.length}}
             authenticateMiddleware({{json security}}),
@@ -101,17 +106,12 @@ export function RegisterRoutes(app: Router) {
             ...(fetchMiddlewares<RequestHandler>({{../name}}.prototype.{{name}})),
 
             async function {{../name}}_{{name}}(request: ExRequest, response: ExResponse, next: any) {
-            const args: Record<string, TsoaRoute.ParameterSchema> = {
-                {{#each parameters}}
-                    {{@key}}: {{{json this}}},
-                {{/each}}
-            };
 
             // WARNING: This file was auto-generated with tsoa. Please do not modify it. Re-run tsoa to re-generate this file: https://github.com/lukeautry/tsoa
 
             let validatedArgs: any[] = [];
             try {
-                validatedArgs = templateService.getValidatedArgs({ args, request, response });
+                validatedArgs = templateService.getValidatedArgs({ args: args{{../name}}_{{name}}, request, response });
 
               {{#if ../../iocModule}}
                 const container: IocContainer = typeof iocContainer === 'function' ? (iocContainer as IocContainerFactory)(request) : iocContainer;