Top 1 Examples of "express-prometheus-middleware in functional component" in JavaScript
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import { validationResult } from 'express-validator';
import prometheusMiddleware from 'express-prometheus-middleware';
const validator = (validations, logger) => async (req, res, next) => {
await Promise.all(validations.map(validation => validation.run(req)));
const errors = validationResult(req);
if (errors.isEmpty()) {
return next();
}
logger.debug('Error validating request', errors.array());
return res.status(400).json({ errors: errors.array() });
};
const metricsMiddleware = prometheusMiddleware({
metricsPath: '/metrics',
collectDefaultMetrics: true,
requestDurationBuckets: [0.1, 0.5, 1, 1.5],
});
// Error wrapper function to allow controller functions to omit try/catch block
const errorWrapper = fn => (req, res, next) => {
Promise.resolve(fn(req, res, next)).catch(next);
};
const createErrorHandler = logger => (error, request, response, next) => { // eslint-disable-line no-unused-vars
const errorObject = {
method: request.method,
url: request.url,
message: error.message,
};