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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/iferr/README.md | |
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diff --git a/node_modules/iferr/README.md b/node_modules/iferr/README.md new file mode 100644 index 0000000..0940763 --- /dev/null +++ b/node_modules/iferr/README.md @@ -0,0 +1,40 @@ +# 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 |