You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
Kat Marchán c0d858f8bb
deps: upgrade npm beta to 5.0.0-beta.56
8 years ago
..
test deps: upgrade npm to 3.3.6 9 years ago
.npmignore deps: upgrade npm to 3.3.6 9 years ago
LICENSE deps: upgrade npm to 3.3.6 9 years ago
README.md deps: upgrade npm to 3.3.6 9 years ago
index.coffee deps: upgrade npm to 3.3.6 9 years ago
index.js deps: upgrade npm to 3.3.6 9 years ago
package.json deps: upgrade npm beta to 5.0.0-beta.56 8 years ago

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