lomap

_map

Install

$ npm install --save lomap

Usage

const _map = require('lomap')

const obj = {foo: 123, bar: 456}

// simple case: pick some fields
_map(obj, ['foo'])
// {foo: 123}

// level up: pick with different name
_map(obj, {foo2: 'foo'})
// {foo2: 123}

// final move: pick and process with a handler function
_map(obj, ['foo'], val => val + 1)
// {foo: 123}

API

_map(source, selection, [handler])

source

Type: object

Required: true

Source object.

selection

Type: array object

An array of keys to select or key-value pair to set different to target object.

handler

Type: function
Default: val => val

Process each value with a handler function.

Contributing

1. Fork it!
2. Create your feature branch: git checkout -b my-new-feature
3. Commit your changes: git commit -am 'Add some feature'
4. Push to the branch: git push origin my-new-feature
5. Submit a pull request :D

License

MIT © EGOIST