SmartMirror-Projektarbeit/node_modules/map-obj/readme.md

# map-obj

> Map object keys and values into a new object

## Install

```
$ npm install map-obj
```

## Usage

```js
const mapObject = require('map-obj');

const newObject = mapObject({foo: 'bar'}, (key, value) => [value, key]);
//=> {bar: 'foo'}

const newObject = mapObject({FOO: true, bAr: {bAz: true}}, (key, value) => [key.toLowerCase(), value]);
//=> {foo: true, bar: {bAz: true}}

const newObject = mapObject({FOO: true, bAr: {bAz: true}}, (key, value) => [key.toLowerCase(), value], {deep: true});
//=> {foo: true, bar: {baz: true}}
```

## API

### mapObject(source, mapper, options?)

#### source

Type: `object`

Source object to copy properties from.

#### mapper

Type: `(sourceKey, sourceValue, source) => [targetKey, targetValue, mapperOptions?]`

Mapping function.

##### mapperOptions

###### shouldRecurse

Type: `boolean`\
Default: `true`

Whether `targetValue` should be recursed. Requires `deep: true`.

#### options

Type: `object`

##### deep

Type: `boolean`\
Default: `false`

Recurse nested objects and objects in arrays.

##### target

Type: `object`\
Default: `{}`

Target object to map properties on to.

## Related

- [filter-obj](https://github.com/sindresorhus/filter-obj) - Filter object keys and values into a new object

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