Update 1603-design-parking-system.js

Renaming big, medium, and small variables with 'is' prefix.

Author: aadil42

javascript/1603-design-parking-system.js

@@ -7,9 +7,9 @@
  */
 class ParkingSystem {
   constructor(big, medium, small) {
-    this.bigRemaining = big;
-    this.mediumRemaining = medium;
-    this.smallRemaining = small;
+    this.isBigRemaining = big;
+    this.isMediumRemaining = medium;
+    this.isSmallRemaining = small;
   }
 
   /** 
@@ -18,27 +18,21 @@ class ParkingSystem {
    * @return {boolean}
    */
   addCar(carType) {
-    // If carType is 1 (big) and there are available big parking spaces
-    if (carType === 1 && this.bigRemaining > 0) {
-      this.bigRemaining -= 1;
-      return true;
+      if(carType === 1 && this.isBigRemaining > 0) {
+        this.isBigRemaining -= 1;
+        return true;
     }
-
-    // If carType is 2 (medium) and there are available medium parking spaces
-    if (carType === 2 && this.mediumRemaining > 0) {
-      this.mediumRemaining -= 1;
-      return true;
+    if(carType === 2 && this.isMediumRemaining > 0) {
+        this.isMediumRemaining -= 1;
+        return true;
     }
-
-    // If carType is 3 (small) and there are available small parking spaces
-    if (carType === 3 && this.smallRemaining > 0) {
-      this.smallRemaining -= 1;
-      return true;
+    if(carType === 3 && this.isSmallRemaining > 0) {
+        this.isSmallRemaining -= 1;
+        return true;
     }
-
-    // If no suitable parking space is available for the given carType
     return false;
   }
+  }
 }
 
 /**