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path: root/includes/external/school/node_modules/polka/index.js
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Diffstat (limited to 'includes/external/school/node_modules/polka/index.js')
-rw-r--r--includes/external/school/node_modules/polka/index.js102
1 files changed, 0 insertions, 102 deletions
diff --git a/includes/external/school/node_modules/polka/index.js b/includes/external/school/node_modules/polka/index.js
deleted file mode 100644
index f32a29c..0000000
--- a/includes/external/school/node_modules/polka/index.js
+++ /dev/null
@@ -1,102 +0,0 @@
-const http = require('http');
-const Router = require('trouter');
-const { parse } = require('querystring');
-const parser = require('@polka/url');
-
-function lead(x) {
- return x.charCodeAt(0) === 47 ? x : ('/' + x);
-}
-
-function value(x) {
- let y = x.indexOf('/', 1);
- return y > 1 ? x.substring(0, y) : x;
-}
-
-function mutate(str, req) {
- req.url = req.url.substring(str.length) || '/';
- req.path = req.path.substring(str.length) || '/';
-}
-
-function onError(err, req, res, next) {
- let code = (res.statusCode = err.code || err.status || 500);
- res.end(err.length && err || err.message || http.STATUS_CODES[code]);
-}
-
-class Polka extends Router {
- constructor(opts={}) {
- super(opts);
- this.apps = {};
- this.wares = [];
- this.bwares = {};
- this.parse = parser;
- this.server = opts.server;
- this.handler = this.handler.bind(this);
- this.onError = opts.onError || onError; // catch-all handler
- this.onNoMatch = opts.onNoMatch || this.onError.bind(null, { code:404 });
- }
-
- add(method, pattern, ...fns) {
- let base = lead(value(pattern));
- if (this.apps[base] !== void 0) throw new Error(`Cannot mount ".${method.toLowerCase()}('${lead(pattern)}')" because a Polka application at ".use('${base}')" already exists! You should move this handler into your Polka application instead.`);
- return super.add(method, pattern, ...fns);
- }
-
- use(base, ...fns) {
- if (typeof base === 'function') {
- this.wares = this.wares.concat(base, fns);
- } else if (base === '/') {
- this.wares = this.wares.concat(fns);
- } else {
- base = lead(base);
- fns.forEach(fn => {
- if (fn instanceof Polka) {
- this.apps[base] = fn;
- } else {
- let arr = this.bwares[base] || [];
- arr.length > 0 || arr.push((r, _, nxt) => (mutate(base, r),nxt()));
- this.bwares[base] = arr.concat(fn);
- }
- });
- }
- return this; // chainable
- }
-
- listen() {
- (this.server = this.server || http.createServer()).on('request', this.handler);
- this.server.listen.apply(this.server, arguments);
- return this;
- }
-
- handler(req, res, info) {
- info = info || this.parse(req);
- let fns=[], arr=this.wares, obj=this.find(req.method, info.pathname);
- req.originalUrl = req.originalUrl || req.url;
- let base = value(req.path = info.pathname);
- if (this.bwares[base] !== void 0) {
- arr = arr.concat(this.bwares[base]);
- }
- if (obj) {
- fns = obj.handlers;
- req.params = obj.params;
- } else if (this.apps[base] !== void 0) {
- mutate(base, req); info.pathname=req.path; //=> updates
- fns.push(this.apps[base].handler.bind(null, req, res, info));
- } else if (fns.length === 0) {
- fns.push(this.onNoMatch);
- }
- // Grab addl values from `info`
- req.search = info.search;
- req.query = parse(info.query);
- // Exit if only a single function
- let i=0, len=arr.length, num=fns.length;
- if (len === i && num === 1) return fns[0](req, res);
- // Otherwise loop thru all middlware
- let next = err => err ? this.onError(err, req, res, next) : loop();
- let loop = _ => res.finished || (i < len) && arr[i++](req, res, next);
- arr = arr.concat(fns);
- len += num;
- loop(); // init
- }
-}
-
-module.exports = opts => new Polka(opts);