29 lines
810 B
TypeScript
29 lines
810 B
TypeScript
import { Request, Response, NextFunction, RequestHandler } from "express";
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import promiseMiddleware from "../../helper/promiseMiddleware";
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type RH = (req: Request, res: Response, next?: NextFunction) => any;
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function call(handler: RH, req: Request, res: Response) {
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return new Promise((yes, no) => {
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let p = handler(req, res, (err) => {
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if (err) no(err);
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else yes();
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});
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if (p && p.catch) p.catch((err) => no(err));
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});
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}
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const Stacker = (...handler: RH[]) => {
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return promiseMiddleware(
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async (req: Request, res: Response, next: NextFunction) => {
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let hc = handler.concat();
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while (hc.length > 0) {
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let h = hc.shift();
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await call(h, req, res);
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}
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next();
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}
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);
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};
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export default Stacker;
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