@viettran10/lotide v1.0.1

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 @viettran10/lotide

Require it:

const _ = require('@viettran10/lotide');

Call it:

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

Documentation

The following functions are currently implemented:

• head(arr): Get the first element in the given array.
• tail(words): Get all elements in the given array except the first one.
• middle(array): Find the middle element(s) in an array.
• without(arr1, arr2): Return the first array excluding elements that are in array 2.
• takeUntil(array, callback): Return an array with element from the start until the callback condition is false.
• map(array, callback): Iterate over the array and return base on the callback condition.
• flatten(arr): Converted nested arrays into 1 single array.
• findKeyByValue(data, title): Finding a key in a object knowing its value
• letterPositions(sentence): Return positions of all the letters in a sentence
• findKey(data, cond): Find a key of an object given a callback condition
• eqObjects(object1, object2): Return true when the objects are equalled and return false when they are not.
• eqArrays(arr1, arr2): Return true when the arrays are equalled and return false when they are not.
• countOnly(allItems, itemsToCount): Given an array/data, count only the items that are in itemsToCount object.
• countLetters(str): Return a number of appearance of a letter.
• assertObjectsEqual(actual, expected): Console log assertion passed/failed when comparing two objects
• assertEqual(actual, expected): Console log assertion passed/failed when comparing primitive values
• assertArraysEqual(arr1, arr2): Console log assertion passed/failed when comparing two arrays