Add plain output format

Author: p3k

lib/main.js

@@ -20,7 +20,7 @@ const mainArgs = [
     name: 'format',
     alias: 'f',
     type: String,
-    description: 'Specify the output format: console (default) or json'
+    description: 'Specify the output format: console (default), plain, or json'
   },
   { name: 'help', alias: 'h', type: Boolean, description: 'Print this help message' },
   {
@@ -65,6 +65,8 @@ const calculateCode = args => {
 
   if (args.format === 'json') {
     writeJson(result, null, '  ');
+  } else if (args.format === 'plain') {
+    write(code);
   } else {
     write(
       chalk.green.bold(code),
@@ -83,7 +85,7 @@ const calculateCode = args => {
 try {
   if (!args.format) args.format = 'console';
 
-  if (!['console', 'json'].includes(args.format)) {
+  if (!['console', 'json', 'plain'].includes(args.format)) {
     throw 'Invalid format';
   }