From dcd1653aa2d70b1bb1e6102a5478ceb500e1ff3e Mon Sep 17 00:00:00 2001
From: Nathaniel Young <nathanielyoung95070@gmail.com>
Date: Sun, 25 Sep 2022 02:23:02 +0000
Subject: [PATCH] feat: adds dry run

---
 bin/alfa.dart | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/bin/alfa.dart b/bin/alfa.dart
index d0d4152..0021ae1 100644
--- a/bin/alfa.dart
+++ b/bin/alfa.dart
@@ -21,6 +21,8 @@ void main(List<String> args) async {
   var parser = ArgParser();
   parser.addFlag('help',
       abbr: 'h', help: 'Print this usage information.', negatable: false);
+  parser.addFlag('dry-run',
+      abbr: 'n', help: 'Only prints what will be installed.', negatable: false);
   parser.addFlag('exit',
       abbr: 'e',
       help:
@@ -169,6 +171,12 @@ void main(List<String> args) async {
   print('');
   print('--------------------------------------------');
 
+  // exits if dry run is set to true
+  if (argResults['dry-run']) {
+    print('Exiting alfa, dry run mode enabled.');
+    exit(0);
+  }
+
   // sets executable
   String executable;
   if (user == null || user == 'root') {