/**
* (c) Copyright Ascensio System SIA 2025
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @license
*/
/**
* @module
* @mergeModuleWith util/express
*/
import type express from "express"
export type AllowedMethodsCallback = (req: express.Request, res: express.Response) => void
export function allowedMethods(methods: string[], cb: AllowedMethodsCallback): express.Handler {
let am = methods.join(", ")
return (req, res, next) => {
if (methods.includes(req.method)) {
next()
return
}
res.status(405)
res.set("Allow", am)
cb(req, res)
if (!res.writableEnded) {
res.end()
}
}
}
