Adds new nice snippets

Author: ggteixeira

example-snippets/aliases.ts

@@ -0,0 +1,21 @@
+console.clear();
+
+type Point = {
+  x: number;
+  y: number;
+  message: string;
+};
+
+function printCoord(point: Point) {
+  console.log(`The coordinate's x value is ${point.x}.`);
+  console.log(`The coordinate's y value is ${point.y}.`);
+  console.log(`The message is: ${point.message}!`);
+}
+
+const infos = {
+  x: 42,
+  y: 23,
+  message: "De amor nadie se muere",
+};
+
+printCoord(infos);

example-snippets/interfaces.ts

@@ -0,0 +1,33 @@
+console.clear();
+
+interface IPlayerProfile {
+  name: string;
+  age: number;
+  teams: string[];
+  jerseyNumber: number[] | number;
+  goatStatus: boolean;
+}
+
+function playerProfile(infos: IPlayerProfile) {
+  const isGoat = infos.goatStatus === true ? "Yeah" : "MJ is the GOAT";
+
+  console.log(
+    `
+- Name: ${infos.name}
+- Age: ${infos.age}
+- Teams: ${infos.teams}
+- Jersey number: ${infos.jerseyNumber}
+- G.O.A.T. status: ${isGoat}
+  `,
+  );
+}
+
+const lebronData = {
+  name: "Lebron Raymone James Sr.",
+  age: new Date().getFullYear() - 1984,
+  teams: ["Cavaliers", "Heat", "Cavaliers", "Lakers"],
+  jerseyNumber: [23, 6],
+  goatStatus: true,
+};
+
+playerProfile(lebronData);

example-snippets/unions.ts

@@ -1,14 +1,27 @@
 console.clear();
 
 function printId(id: number | string) {
-  console.log(`This is your identification: ${id} (type: ${typeof id}).`);
+  if (typeof id === "string") {
+    return console.log(
+      `O narrowing foi pra string, então posso usar o .toUpperCase(): ${id.toUpperCase()}`,
+    );
+  }
+
+  return console.log(`Timeline sem narrowing: ${id}`);
 }
 
-// printId("Comitê Revolucionário Ultrajovem");
-// printId(42);
+function welcomePeople(guest: string[] | string) {
+  if (Array.isArray(guest)) {
+    return console.log(
+      `Fala, galera: ${guest.join(" and ")} e o restante do pessoal!`,
+    );
+  }
 
-function unionsRestrictions(name: string | number) {
-  return name.length;
+  return console.log(`Boas-vindas, ${guest.toUpperCase()}. Mesa para um?`);
 }
 
-unionsRestrictions("Lúthien Tinúviel");
+printId("Comitê Revolucionário Ultrajovem");
+printId(42);
+
+welcomePeople(["Yavanna", "Manwë", "Oromë"]);
+welcomePeople("Círdan");