| # iferr |
| |
| Higher-order functions for easier error handling. |
| |
| `if (err) return cb(err);` be gone! |
| |
| ## Install |
| ```bash |
| npm install iferr |
| ``` |
| |
| ## Use |
| |
| ### JavaScript example |
| ```js |
| 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 |
| ```coffee |
| 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 |