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ThakurSaadThakurSaad
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code compiled to ES2015
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‎dist/module-2/alias.js

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"use strict";
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const crush1 = {
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name: "Lisa Pakhi",
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age: 25,
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profession: "Artist",
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address: "South Korea",
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};
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const crush2 = {
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name: "Rosie Pakhi",
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age: 27,
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profession: "Artist",
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address: "South Korea",
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};
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const isCrushMarried = false;
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const calculate = (n1, // 10
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n2, // 20
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operation // (x, y) => x + y
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) => {
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return operation(n1, n2);
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};
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calculate(10, 20, (x, y) => x + y);
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calculate(10, 20, (x, y) => x + y);
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calculate(10, 20, (x, y) => x - y);
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// console.log(calculate(10, 20, (x, y) => x - y));
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// console.log(calculate(10, 20, (x, y) => x * y));
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// console.log(calculate(10, 20, (x, y) => x * y));

‎dist/module-2/array.js

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"use strict";
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const jennie = ["abul", "kabul", "habul"];
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const lisa = [1, 3, 4];
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// tuple
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const stars = [12, "lisa"];
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const couple = ["lisa", "fans"];

‎dist/module-2/function.js

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"use strict";
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// normal function // default parameter
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function addNumber(n1, n2, n3 = 10) {
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return n1 + n2 + n3;
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}
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addNumber(30, 20);
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// -------------
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// spread operator
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const myFriends = ["abul", "babul", "kabul"];
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const newFriends = ["orina", "jorina", "karina"];
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myFriends.push(...newFriends);
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// console.log(myFriends);
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// -------------
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// rest parameter
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const greetFriends = (...friends) => friends.forEach((friend) => console.log(`Hi ${friend}`));
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greetFriends("hashem", "kashem", "batashen", "ashen", "boshen");
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// -------------
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// array and object destructuring
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// -------------
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const addArrow = (n1, n2) => n1 + n2;
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// -------------
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const arr = [1, 2, 3, 4];
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const newArr = arr.map((elem) => elem * elem);
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// -------------
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const person = {
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name: "Saad",
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balance: 5,
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addBalance(money) {
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console.log(`My new balance is ${this.balance + money}`);
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},
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};

‎dist/module-2/index.js

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"use strict";
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let x = undefined;
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x = "a";
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x = 1;

‎dist/module-2/nullable-unknown-never.js

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"use strict";
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const searchName = (value) => {
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if (value === null)
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console.log("There is nothing to search");
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else
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console.log("Searching...");
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};
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// searchName(null);
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// ---------------
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const getMyCarSpeed = (speed) => {
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if (typeof speed === "number") {
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const convertedSpeed = (speed * 1000) / 3600; // kmh^-1 to ms^-1
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console.log(`My speed is ${convertedSpeed.toFixed(2)}`);
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}
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else if (typeof speed === "string") {
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const value = parseFloat(speed.split(" ")[0]);
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const convertedSpeed = (value * 1000) / 3600;
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console.log(`My speed is ${convertedSpeed.toFixed(2)}`);
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}
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else {
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console.log("Wrong Type");
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}
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};
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// getMyCarSpeed(10);
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// getMyCarSpeed("10 kmh^-1");
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// getMyCarSpeed(true);
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// ---------------
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function throwError(message) {
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throw new Error(message);
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}
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// throwError("Abort abort");

‎dist/module-2/object.js

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"use strict";
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const user = {
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company: "Programming Hero",
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name: "Montu mia",
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age: 52,
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isMarried: true,
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};
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//
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const user2 = {
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company: "Programming Hero",
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name: "Montu mia",
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age: 52,
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isMarried: true,
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};
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// user2.company = "Programming Hero";

‎dist/module-2/question-marks.js

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"use strict";
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var _a, _b;
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// ternary operator
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const age = 19;
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const isAdult = age >= 18 ? "Yes" : "No";
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// ------------
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// Nullish Coalescing Operator
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// Null and Undefined
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const isAuthenticatedUser = "demo";
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const userName = isAuthenticatedUser !== null && isAuthenticatedUser !== void 0 ? isAuthenticatedUser : "Guest";
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const manush = {
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name: "Boltu",
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age: 16,
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address: {
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city: "No city",
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road: "No road",
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},
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};
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const home = (_b = (_a = manush === null || manush === void 0 ? void 0 : manush.address) === null || _a === void 0 ? void 0 : _a.home) !== null && _b !== void 0 ? _b : "No home";
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console.log({ home });

‎dist/module-2/quiz.js

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"use strict";
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function generateAdder(a) {
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return function (b) {
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return a + b;
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};
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}
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const addTwo = generateAdder(2);
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console.log(addTwo(3));
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console.log(addTwo(5));

‎dist/module-2/union-intersection.js

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"use strict";
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// Union
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const newDeveloper = {
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name: "Moznu Ali",
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expertise: "Javascript",
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experience: 6,
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};
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// intersection
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const developer = {
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name: "Super vai",
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expertise: "Typescript",
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experience: 2,
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leaderShipExperience: 1,
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level: "mid",
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};
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console.log(developer);

‎dist/module-3/asynchronus.js

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"use strict";
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// Mocking
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// Promise with different data types
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// Promise of string
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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const makePromiseString = () => {
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return new Promise((resolve, reject) => {
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const data = "Data fetched";
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if (data) {
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resolve(data);
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}
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else {
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reject("Failed to fetch data");
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}
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});
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};
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const getPromiseString = () => __awaiter(void 0, void 0, void 0, function* () {
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const data = yield makePromiseString();
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console.log(data);
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});
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// getPromise();
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// ----------------
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// Promise of boolean
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const makePromiseBoolean = () => {
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return new Promise((resolve, reject) => {
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const data = true;
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if (data)
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resolve(data);
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else
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reject("Failed to fetch data");
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});
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};
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const getPromiseBoolean = () => __awaiter(void 0, void 0, void 0, function* () {
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const data = yield makePromiseBoolean();
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console.log(data);
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});
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const makePromiseObject = () => {
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return new Promise((resolve, reject) => {
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const data = { data: "Data is fetched" };
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if (data)
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resolve(data);
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else
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reject("Failed to fetch data");
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});
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};
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const getPromiseObject = () => __awaiter(void 0, void 0, void 0, function* () {
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const data = yield makePromiseObject();
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console.log(data);
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return data;
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});
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const getTodo = () => __awaiter(void 0, void 0, void 0, function* () {
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const response = yield fetch("https://jsonplaceholder.typicode.com/todos/1");
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return yield response.json();
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});
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const getTodoData = () => __awaiter(void 0, void 0, void 0, function* () {
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const data = yield getTodo();
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console.log(data);
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return data;
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});
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getTodoData();

‎dist/module-3/conditional-type.js

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"use strict";

‎dist/module-3/generic-constraints.js

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"use strict";
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const myInfo1 = {
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name: "Saad",
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age: 22,
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salary: 100000000,
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other1: false,
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other2: null,
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};
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const addMeToMyCrushMind1 = (myInfo) => {
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const crush = "Kate Winslet";
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const newData = Object.assign(Object.assign({}, myInfo), { crush });
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return newData;
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};
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// const result6 = addMeToMyCrushMind1<MyInfoType>(myInfo1);
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const result6 = addMeToMyCrushMind1(myInfo1);
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// result6.

‎dist/module-3/generic-function.js

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"use strict";
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const createArray1 = (param) => {
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return [param];
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};
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// const createArray2 = <T>(param: T): T[] => {
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// return [param];
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// };
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// using tuple
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// arrow function
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const createArray2 = (param1, param2) => {
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return [param1, param2];
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};
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// normal function
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function createArray3(param1, param2) {
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return [param1, param2];
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}
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const result1 = createArray2("Japan", "I love Bangladesh");
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const result2 = createArray2(false, ["USA"]);
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const result3 = createArray2({ name: "India" }, "I love Bangladesh");
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const result4 = createArray2({ name: "India" }, true);
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// ------------------
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// spread operator
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const myInfo = {
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name: "Saad",
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age: 22,
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salary: 100000000,
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};
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// adding a object and a variable
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const addMeToMyCrushMind = (myInfo) => {
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const crush = "Kate Winslet";
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const newData = Object.assign(Object.assign({}, myInfo), { crush });
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return newData;
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};
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const result5 = addMeToMyCrushMind(myInfo);
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result5.age = 21;
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console.log(result5);

‎dist/module-3/generic-interface.js

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"use strict";
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// ------------------------
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const crush01 = {
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name: "lalalalisa",
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husband: 0,
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};
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// ------------------------
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const crush02 = {
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name: "lalalalisa",
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husband: false,
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};
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const crush03 = {
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name: "lalalalisa",
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husband: {
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name: "Thakur",
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salary: 1000000,
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},
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kids: 3,
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};
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const crush04 = {
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name: "Jenny",
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husband: {
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name: "Thakur",
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age: 22,
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},
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kids: {
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name: "Nezuko",
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age: 21,
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},
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};

‎dist/module-3/generic-key-of-constraints.js

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"use strict";
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const a = "address";
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const b = "address";
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// ------------
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function getProperty(obj, key) {
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console.log(obj[key]);
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}
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const result7 = getProperty({ name: "Mr. X", age: 100 }, "age");
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// Y extends keyof X means Y = "name" | "age"

‎dist/module-3/generic-type.js

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"use strict";
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/*
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const rollNumbers1: Array<number> = [1, 2, 3];
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const rollNumbers2: Array<string> = ["1", "2", "3"];
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const rollNumbers3: Array<boolean> = [true, false, true];
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const userNameAndRollNumbers: Array<{ name: string; roll: number }> = [
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{ name: "somir", roll: 34 },
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{ name: "jomir", roll: 40 },
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];
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*/
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const rollNumbers1 = [1, 2, 3];
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const rollNumbers2 = ["1", "2", "3"];
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const rollNumbers3 = [true, false, true];
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const userNameAndRollNumbers = [
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{ name: "somir", roll: 34 },
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{ name: "jomir", roll: 40 },
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];
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const relation = ["Thakur", "Kate Winslet"];
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const relationWithSalary = [
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{ name: "123", salary: 200000 },
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"lalalalisa",
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];
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const relationWithSalary2 = [
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{ name: "thakur", salary: 200000 },
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"lalalalisa",
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];

‎dist/module-3/interface.js

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"use strict";
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// --------------------------
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// Object
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// --------------------------
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const userWithTypeAlias = {
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name: "Type alias",
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age: 23,
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};
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const userWithExtendedTypeAlias = {
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name: "Extend Type Alias",
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age: 5000,
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role: "devourer",
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};
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const userWithInterface = {
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name: "Interface",
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age: 4000,
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};
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const userWithExtendedInterface = {
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name: "Extended Interface",
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age: 3020,
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role: "dumb",
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};
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// const addNumbers: AddNumbersType = (n1, n2) => n1 + n2;
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const addNumbers = (n1, n2) => n1 + n2;
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// const rollNumbers: RollNumbersType = [1, 2, 3, 4];
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const rollNumbers = [1, 2, 3, 4];

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