aasemaaneh / lotide

My JS Library:)

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 @aasemaaneh/lotide

Require it:

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

Call it:

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

Documentation

The following functions are currently implemented:

• assertEqual(value1, value2): Write a function that takes in 2 values and returns true if they are equal and false otherwise.

• assertEqualTemplate(value1, value2): Write an updated Assert Equal Function that uses template literals.

• head(array): Write a function that takes in an array and returns the first element in the array.

• tail(array): Write a function that takes in an array and returns everything except the first element of the array.

• eqArrays(array1, array2): Write a function that takes in 2 arrays and returns true if the arrays are equal and false otherwise.

• assertArraysEqual(array1, array2): Write a function that prints an appropriate message after comparing the two arrays.

• without(sourceArray, itemsToRemoveArray): Write a function that takes in a source array and an itemsToRemove array and returns only the items from the source array that are not in the itemsToRemove array.

• flatten(array): Write a function that takes in an array that contains elements including nested array of elements and returns a flattened version of the array.

• middle(array): Write a function that takes in an array and returns the middle most element of the array.

• countOnly(collection, itemsToCount): Write a function that takes in a collection of items and returns a specific subset of those items.

• countLetters(sentence): Write a function that takes in a sentence and returns a count of each of the letters in the sentence.

• letterPositions(string): Write a function that takes in a string and returns all indices of letter positions in the string.

• findKeyByValue(object, value): Write a function that takes in an object and a value and returns the first key that corresponds to that value.

• eqObjects(object1, object2): Write a function that takes in 2 objects and returns true if they are equal and false otherwise.

• assertObjectsEqual(object1, object2): Write a function that takes in 2 objects and returns true if they are equal and false otherwise.

• map(array, callback): Write 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.

• takeUntil(array, callback): Write a function that takes in an array and callback and returns a slice of the array based on the criteria specified in the callback.

• findKey(object, callback): Write a function that takes in an object and callback and returns the first key that meets the criteria specified in the callback.