Lotide

A mini clone of the Lodash library.

Purpose

BEWARE: This library was published for learning purposes. It is not intended for use in production-grade software.

This project was created and published by me as part of my learnings at Lighthouse Labs.

Usage

Install it:

npm install @zsully09/lotide

Require it:

const _ = require('@zsully09/lotide');

Call it:

const results = _.tail([1, 2, 3]) // => [2, 3]

Documentation

The following functions are currently implemented:

• head: Returns the first item in an array; undefined if the array is empty.
• tail: Returns everything but the first item in an array; returns an empty array if provided array is empty.
• middle: Returns the middle-most element(s) of a given array; for arrays with one or two elements, return an empty array.
• without: Returns a subset of a given array, removing unwanted elements.
• flatten: Returns a flattened version of the inputted array.
• countOnly: Returns counts for a specific subset of inputted items; limited to strings.
• countLetters: Returns counts for the given characters of a inputted string.
• letterPositions: Returns all the indicies (zero-based positions) in the string where each character is found.
• findKeyByValue: Returns the first key containing the value of the inputted object and value. If no key with the given value is found, return undefined.
• map: Returns a new array based on a map function which takes in two arguements: An array to map, and a callback function.
• takeUntil: Returns a truthy value based on a given array and callback which are passed as parameters of the takeUntil function.
• findKey: Returns a truthy value based on a given object and callback which are passed as parameters of the findKey function. If no key is found, return undefined.