RSSHub/middleware/onerror.js

const logger = require('../utils/logger');
const Raven = require('raven');
const config = require('../config');

if (config.sentry) {
    Raven.config(config.sentry).install();
}

module.exports = async (ctx, next) => {
    try {
        await next();
    } catch (err) {
        logger.error('Promise error: ' + (err instanceof Error ? err.stack : err));
        ctx.set({
            'Content-Type': 'text/html; charset=UTF-8',
        });
        ctx.body = `RSSHub 发生了一些意外: <pre>${err instanceof Error ? err.stack : err}</pre>`;
        ctx.status = 404;

        if (config.sentry) {
            Raven.captureException(err, function(err, eventId) {
                console.log('Reported error ' + eventId);
            });
        }
    }
};