add: adding all files

fileFunctions.js

@@ -0,0 +1,16 @@
+const fs = require('fs');
+
+const saveToFile = (fileName, data) => {
+  fs.writeFile(fileName, data, err => {
+    if (err) { return console.log(err) }
+  });
+}
+
+const openJSONFile = fileName => {
+  const data = JSON.parse(fs.readFileSync(fileName, 'utf8'));
+  console.log('Opened JSON file')
+  return data;
+};
+
+exports.saveToFile = saveToFile;
+exports.openJSONFile = openJSONFile;