Add util

src/util.js

@@ -0,0 +1,30 @@
+const chalk = require('chalk');
+
+const printGreen = function (str) {
+    console.log(chalk.green(str));
+}
+
+const printRed = function (str) {
+    console.log(chalk.red(str));
+}
+
+const printNewLine = function () {
+    console.log("");
+}
+
+const print = function () {
+    console.log.apply(console, Array.from(arguments));
+}
+
+const printAndNewLine = function () {
+    print.apply(null, Array.from(arguments));
+    printNewLine();
+}
+
+module.exports = {
+    printGreen,
+    printRed,
+    printNewLine,
+    print,
+    printAndNewLine
+};