uri-template-router/perf-2.js

Match a URI to a pattern in a collection of URI Templates

const { hrtime } = require('node:process');
const { Router } = require('./');

router = new Router;
var pieces = [
	['http://'],
	['', 'www.', 'subdomain.', 'users.'],
	['google','youtube', 'facebook'],
	['.com'],
	['/', '/index', '/page/{id}', '/user/{id}', '/blog/{yyyy}{/mm,dd,slug}', '/~{user}', '/listing/{id}',
		'/cart', '/status','/path/{base}{/path*}',
	],
	['', '.html', '.json', '.xml'],
	// ['', '{?x}'],
];
var patterns = pieces.reduce(function(state, list){
	var copy = [];
	state.forEach(function(base){
		list.forEach(function(segment){
			copy.push(base+segment);
		})
	});
	return copy;
}, ['']);
console.log(patterns.length);

function add(template){
	const start = hrtime();
	router.addTemplate(template);
	const duration = hrtime(start);
	console.log((duration[0] * 1e9 + duration[1]) / router.routes.length);
	process.stdout.write(Math.round(router.routes.length/patterns.length*100)+'%\r');
}

patterns.forEach(add);
router.reindex();

console.log('Added '+patterns.length+' templates');