intermediate commit

Author: HAZberi

npm/node_modules/leaflet/package.json

@@ -1,5 +1,45 @@
 
 "use strict"
+//This is Importing Module
+//All modules are by-default executed in 'strict mode'
+//Import statement are executed asyncronously
+//Import statement are read syncronously
+//Import statemets are always hoisted to the top of the code/file
+//Import statements are written at the start of the code in practice
+
+//Part 1, multiple named exports
+import "./shoppingCart.js";
+import {addToCart, shippingCost as shipping, amountDue as dueToday} from "./shoppingCart.js";
+console.log('Importing Module');
+
+// //Cannot use varibles and function names from exporting modules
+// //console.log(totalCost);
+
+// //Using an imported module
+addToCart("book", 5);
+
+console.log(shipping, dueToday);
+
+//Part 2, export all top level/global scoped varibles and functions
+
+import * as ShoppingCart from "./shoppingCart.js";
+
+ShoppingCart.addToCart('Pencil', 5);
+console.log(ShoppingCart.amountDue);
+
+//Part 3, export default values
+
+import add2Cart from "./shoppingCart.js";
+add2Cart('shapener', 3);
+
+//Part 4 Mixing default and named export is possible but not recommended
+
+import add, {shippingCost, cart, amountDue} from "./shoppingCart.js";
+
+add('pen', 10);
+console.log(shippingCost);
+console.log(amountDue);
+cart.forEach(pd => console.log(pd.item));
 
 import cloneDeep from "./node_modules/lodash-es/cloneDeep.js";
 

npm/node_modules/lodash-es/package.json

@@ -0,0 +1,29 @@
+"use strict"
+//This is Exporting Module
+console.log('Exporting Module');
+
+const product = 50;
+const cart = [];
+const quantity = 5;
+
+
+// putting export in front of any variable or function name will make it 
+//accessible in importing modules.
+// Export can only happen in the global/top level scope of the existing file
+
+const addToCart = function(product, quantity){
+ cart.push({item: product, pieces: quantity});
+ console.log(`You have added a product`);
+ console.log(cart);
+}
+
+const shippingCost = 10;
+const totalCost = (product * quantity) + shippingCost;
+
+export {addToCart, shippingCost, totalCost as amountDue, cart};
+
+export default function(product, quantity){
+ cart.push({item: product, pieces: quantity});
+ console.log(`You have added a product`);
+ console.log(cart);
+}