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"use strict" // https://github.com/mixu/minimal
const url = require("url");
const degroup = path => Object.assign(path, path.groups);
class Router {
constructor() {
this.routes = [];
}
route(req, res) {
const pathname = url.parse(req.url).pathname;
return this.routes.some(route => {
const isMatch = route.method === req.method && route.re.test(pathname);
if (isMatch) route.cb(req, res, degroup(route.re.exec(pathname)));
return isMatch;
});
}
gather(cb, max) { // Handle POST data
return (req, res, match) => {
let data = "";
req.on("data", chunk => {
if ((data += chunk).length > (max||1e6)) // ~1MB
req.connection.destroy();
}).on("end", () => cb(req, res, match, data));
};
}
gpost(re, cb, max) { // Laziness
this.post(re, this.gather(cb, max));
}
}
["get", "post", "put", "delete"].forEach(method =>
Router.prototype[method] = function(re, cb) {
this.routes.push({method: method.toUpperCase(), cb,
re: (re instanceof RegExp)? re : new RegExp(`^${re}$`)})});
module.exports = Router;
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