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 @username/lotide

Require it:

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

Call it:

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

Documentation

The following functions are currently implemented:

• head(array): Returns the first element of an array.
• tail(array): Returns all elements of an array except the first one.
• middle(array): Returns the middle element(s) of an array.
• assertArraysEqual(actual, expected): Asserts whether two arrays are equal.
• assertEqual(actual, expected): Asserts whether two primitive values are equal.
• eqArrays(array1, array2): Compares two arrays for equality.
• assertObjectsEqual(actual, expected): Asserts whether two objects are equal.
• countLetters(string): Returns an object with the count of each letter in a string.
• countOnly(items, criteria): Counts only specific items from an array based on the given criteria.
• eqObjects(object1, object2): Compares two objects for equality.
• findKey(object, callback): Returns the first key in an object that satisfies a callback function.
• findKeyByValue(object, value): Returns the key that corresponds to a specific value in an object.
• letterPositions(string): Returns the indices of each letter in a string.
• map(array, callback): Returns a new array based on applying a callback function to each element of the input array.
• takeUntil(array, callback): Returns a subset of the array up to the point where the callback returns a truthy value.
• without(array, itemsToRemove): Returns a new array excluding the specified items.