chore: Format web workers dir (#288)

web-workers/simple-shared-worker/multiply.js

@@ -6,12 +6,12 @@ const result1 = document.querySelector(".result1");
 if (!!window.SharedWorker) {
   const myWorker = new SharedWorker("worker.js");
 
-  [first, second].forEach(input => {
+  [first, second].forEach((input) => {
     input.onchange = () => {
       myWorker.port.postMessage([first.value, second.value]);
-      console.log('Message posted to worker');
-    }
-  })
+      console.log("Message posted to worker");
+    };
+  });
 
   myWorker.port.onmessage = (e) => {
     result1.textContent = e.data;

web-workers/simple-web-worker/main.js

@@ -1,22 +1,22 @@
-const first = document.querySelector('#number1');
-const second = document.querySelector('#number2');
+const first = document.querySelector("#number1");
+const second = document.querySelector("#number2");
 
-const result = document.querySelector('.result');
+const result = document.querySelector(".result");
 
 if (window.Worker) {
   const myWorker = new Worker("worker.js");
 
-  [first, second].forEach(input => {
-    input.onchange = function() {
+  [first, second].forEach((input) => {
+    input.onchange = () => {
       myWorker.postMessage([first.value, second.value]);
-      console.log('Message posted to worker');
-    }
-  })
+      console.log("Message posted to worker");
+    };
+  });
 
-  myWorker.onmessage = function(e) {
+  myWorker.onmessage = (e) => {
     result.textContent = e.data;
-    console.log('Message received from worker');
-  }
+    console.log("Message received from worker");
+  };
 } else {
-  console.log('Your browser doesn\'t support web workers.');
+  console.log("Your browser doesn't support web workers.");
 }

web-workers/simple-web-worker/worker.js

@@ -1,11 +1,13 @@
-onmessage = function(e) {
-  console.log('Worker: Message received from main script');
+onmessage = (e) => {
+  console.log("Worker: Message received from main script");
+
   const result = e.data[0] * e.data[1];
+
   if (isNaN(result)) {
-    postMessage('Please write two numbers');
+    postMessage("Please write two numbers");
   } else {
-    const workerResult = 'Result: ' + result;
-    console.log('Worker: Posting message back to main script');
+    const workerResult = "Result: " + result;
+    console.log("Worker: Posting message back to main script");
     postMessage(workerResult);
   }
-}
+};