feat: adds dry run

nyoungstudios · Sep 25, 2022 · dcd1653 · dcd1653
1 parent 891633f
commit dcd1653
Showing 1 changed file with 8 additions and 0 deletions.
diff --git 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') {