1 var wrappy = require('wrappy')
2 var reqs = Object.create(null)
3 var once = require('once')
5 module.exports = wrappy(inflight)
7 function inflight (key, cb) {
17 function makeres (key) {
18 return once(function RES () {
21 var args = slice(arguments)
22 for (var i = 0; i < len; i++) {
23 cbs[i].apply(null, args)
25 if (cbs.length > len) {
26 // added more in the interim.
27 // de-zalgo, just in case, but don't call again.
29 process.nextTick(function () {
38 function slice (args) {
39 var length = args.length
42 for (var i = 0; i < length; i++) array[i] = args[i]