jackknife

Description

jackknife is a multi-tool that provides a set of utility functions to face the wild projects.
All the blades are typescript compatible.

Installation

npm i jackknife

In order to use any API you have to import them:

// Typescript
import { clone, getPassword, sort } from 'jackknife';

// or Node
const { clone, getPassword, sort } = require('jackknife');

Browser support

Latest versions of Chrome, Firefox, Opera, Safari and Edge.

Test, Bugs and Feature requests

If you want to execute unit test run:

npm test

For bugs and feature requests, please create an issue.

API

• Array
  • chunks
  • shuffle
  • sort
  • unique
• Number
  • round
  • random
  • identifier
  • range
  • degToRad
  • radToDeg
• String
  • datetime
  • bytes
  • code
  • color
  • pad
• Object
  • nested
  • querystring
  • LabelValue
• Cookie
  • getCookie
  • setCookie
  • deleteCookie

chunks

chunks<T>(array: T[], chunkSize: number): T[][]

Split an array in a defined number of chunks.

shuffle

shuffle<T>(array: T[]): T[]

Shuffle an array.

sort

Sort an array of objects by an object property defined by the getField function.

unique

unique<T>(array: T[]): T[]

Remove the duplicated values from an array.

random

random(min: number, max: number, decimals = 0): number

Generate a random number (integer or float) in the defined range (inclusive).

round

round(value: number, decimals = 2): number

Round a number with the defined precision of decimals.

identifier

identifier(): number

Generate a numeric identifier useful as an ID value.

range

range(min: number, max: number): number[]

Generate an array of numbers in a defined range.

degToRad

degToRad(degrees: number): number

Convert degrees to radians.

radToDeg

radToDeg(radians: number): number

Convert radians to degrees.

datetime

datetime(date: Date | string | number, withTime = true): string

Get a human-readable format of a date value.

bytes

bytes(value: number, decimals = 2): string

Get a human-readable format of a bytes value.

code

code(length = 10, chars = 'all'): string

Generate a random string.
chars is the set of characters to use. It can be a predefined set between 'alphanumeric', 'letters', 'lower-letters', 'upper-letters', 'numbers', 'symbols', 'all' or a custom set.

color

color(): string

Generate a random color in hexadecimal notation.

pad

pad(value: number | string, length: number, symbol: string): string

Add a start padding to a value.

nested

nested<T>(root: Record<any, unknown>, path: string): T | undefined

Get the nested value of a object property by a string path.

querystring

querystring(): Record<string, string>

Get the query string of the current url.

LabelValue

interface LabelValue<T> { label: string; value: T; }

An useful interface to cast the objects with the common label-value pair structure.

getCookie

getCookie(name: string): string | undefined

Get the value of a cookie.

setCookie

setCookie(name: string, value: string, options: CookieOptions = {}): void

Set the value of a cookie.

CookieOptions are:

For the details of CookieOptions see MDN reference.

deleteCookie

deleteCookie(name: string): void

Delete a cookie.