@trijaychan/lotide v1.0.0

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 @trijaychan/lotide

Require it:

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

Call it:

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

Documentation

The following functions are currently implemented:

• assertArraysEqual(arr1, arr2): Asserts whether two arrays are equal and outputs a message alerting if the assertion failed or passed.
• assertEqual(actual, expected): Asserts whether two arrays are equal and outputs a message alerting if the assertion failed or passed.
• assertObjectsEqual(obj1, obj2): Asserts whether two objects are equal and outputs a message alerting if the assertion failed or passed.
• countLetters(str): Returns an object that contains the number of occurence per letter in the input.
• countOnly(allItems, itemsToCount): Returns an object that contains the number of occurences of various strings in an array.
• eqArrays(arr1, arr2): Checks if two arrays are equal.
• eqObjects(obj1, obj2): Checks if two objects are equal.
• findKey(obj, callback): Finds a key in an object given a certain condition.
• findKeyByValue(obj, callback): Finds a key in an object given a certain value.
• flatten(arr): Levels out an array by flattening out subarrays.
• head(arr): Returns the head of an array.
• map(arr, callback): Returns a new array with an operation performed on each element.
• middle(arr): Returns the middle element(s) of an array.
• tail(arr): Returns the tail of an array.
• takeUntil(array, callback): Returns a subarray starting from the head unti a certain condition.
• without(arr, elements): Returns a subarray which does not contain certain elements.