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 @sushruthi/lotide

Require it:

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

Call it:

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

Documentation

The following functions are currently implemented:

• head(...): A function that takes in an array and returns the first element in the array.
• tail(...): A function that takes in an array and returns everything other than zeroth element in the array.
• middle(...): A function that takes in an array and returns the middle element in the array.
• assertArraysEqual(...): A function that takes two arrays and checks if two arrays are equals.
• assertEqual(...): A function that takes in 2 values and returns true if they are equal and false otherwise.
• assertObjectsEqual(...): A function that takes in 2 objects and returns true if they are equal and false otherwise.
• countLetters(...): A function that takes in a sentence and returns a count of each of the letters in the sentence.
• countOnly(...): A function that takes in a collection of items and returns a specific subset of those items.
• eqArrays(...): A function that takes in 2 arrays and returns true if the arrays are equal and false otherwise.
• eqObjects(...): A function that takes in 2 objects and return true if they are equal and false otherwise.
• findKey(...): A function that takes in an object and callback and returns the first key that meets the criteria specified in callback.
• findKeyByValue(...): Afunction that scans the object and returns the first key which contains the given value
• flatten(...): A function that takes in an array that contains elements including nested array of elements and returns a flattened version of the array.
• letterPositions(...): A function that takes in a string and returns all indices of letter positions in the string.
• map(...): A function that takes in an array and a callback and returns a new array based on the results of the callback on each item in the array.
• takenUntil(...): A function that takes in an array and callback and returns a slice of the array based on the criteria specified in the callback.
• without(...): A function that takes in a sourceArray and an itemsToRemoveArray arrays and returns only the items from the source array that are not in the itemsToRemoveArray array.