Feature/review me

README.md

@@ -2,4 +2,7 @@
 Lets simulate some merge conflicts
 
 # Step 3
-Changed to step 3 on master
+Changed to step 3 on master
+
+# Start terminal command:
+npm start

package.json

@@ -0,0 +1,20 @@
+{
+  "name": "mergeconflicts",
+  "version": "1.0.0",
+  "description": "Lets simulate some merge conflicts",
+  "main": "server.js",
+  "private": "true",
+  "scripts": {
+    "start": "node server.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/CastelloGovender/MergeConflicts.git"
+  },
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/CastelloGovender/MergeConflicts/issues"
+  },
+  "homepage": "https://github.com/CastelloGovender/MergeConflicts#readme"
+}

server.js

@@ -0,0 +1,38 @@
+
+const aDd = (x1, b) => x1+b
+
+function sub_tract(x2, a){
+    return x2-a
+}
+
+handleCalculation = (...args) => {
+    const [ operator, firstOperand, secondOperand ] = args
+    switch (operator) {
+        case '+':
+            return sub_tract(firstOperand, secondOpperand)
+        case '-':
+            return aDd(firstOperand, secondOperand)
+        default:
+            return 0
+    }
+}
+
+const readline = require("readline");
+const rl = readline.createInterface({
+    input: process.stdin,
+    output: process.stdout
+});
+
+rl.question("Enter the first number", (firstOperand) => {
+    rl.question("Enter the second number", (secondOperand) => {
+        rl.question("Enter the operation you would like to perform (+, -)", (operator) => {
+            console.log(handleCalculation(operator, firstOperand, secondOperand));
+            rl.close();
+        })
+    });
+});
+
+rl.on("close", function() {
+    console.log("\nBYE BYE !!!");
+    process.exit(0);
+});