History

Riddhi Dave c586e2ed33 session update with django backend		2021-02-25 10:57:52 -05:00
..
test	React files	2020-12-21 10:29:31 -05:00
.npmignore	React files	2020-12-21 10:29:31 -05:00
LICENSE	React files	2020-12-21 10:29:31 -05:00
README.md	React files	2020-12-21 10:29:31 -05:00
index.coffee	React files	2020-12-21 10:29:31 -05:00
index.js	React files	2020-12-21 10:29:31 -05:00
package.json	session update with django backend	2021-02-25 10:57:52 -05:00

README.md

iferr

Higher-order functions for easier error handling.

if (err) return cb(err); be gone!

Install

npm install iferr

Use

JavaScript example

var iferr = require('iferr');

function get_friends_count(id, cb) {
  User.load_user(id, iferr(cb, function(user) {
    user.load_friends(iferr(cb, function(friends) {
      cb(null, friends.length);
    }));
  }));
}

CoffeeScript example

iferr = require 'iferr'

get_friends_count = (id, cb) ->
  User.load_user id, iferr cb, (user) ->
    user.load_friends iferr cb, (friends) ->
      cb null, friends.length

(TODO: document tiferr, throwerr and printerr)

License

MIT