[REFACTOR] ESLint auto fixes

Author: Gonzalo Diaz

src/constants/datetime.ts

@@ -19,9 +19,7 @@ export const __OCTOBER__ = 9;
 export const __NOVEMBER__ = 10;
 export const __DECEMBER__ = 11;
 
-interface MonthNames {
-  [key: string]: number;
-}
+type MonthNames = Record<string, number>;
 
 export const daysInMonth: MonthNames = {
   JANUARY: 31,
@@ -38,9 +36,7 @@ export const daysInMonth: MonthNames = {
   DECEMBER: 31
 };
 
-export interface MonthNumbers {
-  [key: string]: number;
-}
+export type MonthNumbers = Record<string, number>;
 
 export const daysInMonthNumber: MonthNumbers = {
   1: 31,

src/hackerrank/implementation/countApplesAndOranges.test.ts

@@ -7,10 +7,10 @@ describe('countApplesAndOranges', () => {
   it('countApplesAndOranges test case 0', () => {
     expect.assertions(1);
 
-    const s: number = 7;
-    const t: number = 11;
-    const a: number = 5;
-    const b: number = 15;
+    const s = 7;
+    const t = 11;
+    const a = 5;
+    const b = 15;
     const apples: number[] = [-2, 2, 1];
     const oranges: number[] = [5, -6];
     const solutionFound = [1, 1].join('\n');

src/hackerrank/implementation/migratoryBirds.ts

@@ -4,9 +4,7 @@
 
 import { logger as console } from '../../logger';
 
-interface Birds {
-  [name: string]: number;
-}
+type Birds = Record<string, number>;
 
 export function migratoryBirds(arr: number[]): number {
   if (arr.length === 0) {

src/hackerrank/implementation/sockMerchant.ts

@@ -7,9 +7,7 @@ import { logger as console } from '../../logger';
 export function sockMerchant(n: number, ar: number[]): number {
   let result = 0;
 
-  interface Matches {
-    [key: string]: number;
-  }
+  type Matches = Record<string, number>;
 
   const matches: Matches = {};
 

src/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/sherlock_and_anagrams.ts

@@ -36,7 +36,7 @@ export function sherlockAndAnagrams(s: string): number {
     }
   }
 
-  let total: bigint = BigInt(0);
+  let total = BigInt(0);
   let qCandidates = 0;
   // Final Anagram list
   for (const word of Object.keys(candidates)) {

src/hackerrank/interview_preparation_kit/dynamic_programming/max_array_sum.test.ts

@@ -27,7 +27,7 @@ describe('max_array_sum', () => {
     expect.assertions(1);
 
     const input: number[] = [];
-    const expected: number = 0;
+    const expected = 0;
 
     const answer = maxSubsetSum(input);
 
@@ -40,7 +40,7 @@ describe('max_array_sum', () => {
     expect.assertions(1);
 
     const input: number[] = [1];
-    const expected: number = 1;
+    const expected = 1;
 
     const answer = maxSubsetSum(input);
 

src/hackerrank/interview_preparation_kit/greedy_algorithms/greedy_florist.ts

@@ -8,9 +8,9 @@ export function getMinimumCost(k: number, c: number[]): number {
     .map((x: number): number => x)
     .sort((a: number, b: number): number => b - a);
 
-  let total: number = 0;
+  let total = 0;
 
-  let i: number = 0;
+  let i = 0;
   flowers.forEach((flowerCost) => {
     const position = Math.floor(i / k);
 

src/hackerrank/interview_preparation_kit/miscellaneous/friend_circle_queries.ts

@@ -5,7 +5,7 @@
 class GropingFriends {
   _friendship: Record<number, number> = {};
 
-  _large_friendship: number = 0;
+  _large_friendship = 0;
 
   constructor() {
     this._friendship = {};

src/hackerrank/interview_preparation_kit/recursion_and_backtracking/recursive_digit_sum.ts

@@ -18,9 +18,9 @@ export function superDigitCompute(n: string): number {
 }
 
 export function superDigit(n: string, k: number): number {
-  const accumulator: string = `${superDigitCompute(n)}`;
+  const accumulator = `${superDigitCompute(n)}`;
 
-  let result: string = '';
+  let result = '';
   for (let i = 0; i < k; i++) {
     result = `${result}${accumulator}`;
   }

src/hackerrank/interview_preparation_kit/search/ctci_ice_cream_parlor.test.ts

@@ -40,7 +40,7 @@ describe('ctci_ice_cream_parlor', () => {
     expect.assertions(1);
 
     const cost: number[] = [];
-    const money: number = 100;
+    const money = 100;
 
     expect(whatFlavors(cost, money)).toBeUndefined();
   });