https://github.com/meinstein/func-fns
Functional utils for your functional needs.
https://github.com/meinstein/func-fns
functional-js typescript utils
Last synced: 3 months ago
JSON representation
Functional utils for your functional needs.
- Host: GitHub
- URL: https://github.com/meinstein/func-fns
- Owner: meinstein
- Created: 2021-07-22T19:53:56.000Z (over 4 years ago)
- Default Branch: master
- Last Pushed: 2021-08-09T21:03:04.000Z (over 4 years ago)
- Last Synced: 2025-08-09T06:37:43.206Z (5 months ago)
- Topics: functional-js, typescript, utils
- Language: TypeScript
- Homepage:
- Size: 24.4 KB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# ⚠️ DEPRECATED - USE [FLATMAP-FNS](https://github.com/meinstein/flatmap-fns) INSTEAD ⚠️
# func-fns
Functional utils for your functional needs.
```bash
npm i func-fns
```
## **filter fns**
### _keep_
```js
import keep from 'func-fns/filter/keep'
const res = ['foo', 'bar', 'baz'].filter(keep(1))
console.log(res) // ['bar']
```
### _remove_
```js
import remove from 'func-fns/filter/remove'
const res = ['foo', 'bar', 'baz'].filter(remove(1))
console.log(res) // ['foo', 'baz']
```
### _uniq_
```js
import uniq from 'func-fns/filter/uniq'
const res = ['foo', 'foo', 'bar', 1, 1].filter(uniq())
console.log(res) // ['foo', 'bar', 1]
```
## **flatMap fns**
### _insert_
```js
import insert from 'func-fns/flatMap/insert'
const res = ['foo', 'bar', 'baz'].flatMap(insert('foo', 1))
console.log(res) // ['foo', 'foo', 'bar', 'baz']
```
### _truthy_
```js
import truthy from 'func-fns/flatMap/truthy'
const res = ['foo', undefined, 'baz', null].flatMap(truthy())
console.log(res) // ['foo', 'baz']
```
## **map fns**
### _length_
```js
import length from 'func-fns/map/length'
const res = ['foo', ['bar', 'baz']].map(length())
console.log(res) // [3, 2]
```
### _replace_
```js
import replace from 'func-fns/map/replace'
const res = ['foo', 'bar', 'baz'].map(replace(1, 'foo'))
console.log(res) // ['foo', 'foo', 'baz']
```
### _transpose_
```js
import transpose from 'func-fns/map/transpose'
const res = ['foo', 'bar', 'baz'].map(transpose(1, 2))
console.log(res) // ['foo', 'baz', 'bar']
```
### _key_
```js
import key from 'func-fns/map/key'
const res = [{ id: 'foo' }, { id: 'bar' }].map(key('id'))
console.log(res) // ['foo', 'bar']
```
## **reduce fns**
### _shuffle_
```js
import shuffle from 'func-fns/reduce/shuffle'
const res = [1, 2, 3, 4, 5].reduce(...shuffle())
console.log(res) // will be shuffled, eg, [5, 2, 1, 4, 3]
```
### _sum_
```js
import sum from 'func-fns/reduce/sum'
const res = [1, 2, 3].reduce(sum())
console.log(res) // 6
```