Add command line flag to show current version

nebulab · Jan 17, 2023 · 171b285 · 171b285
1 parent fe1777b
commit 171b285
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/erb/formatter/command_line.rb b/lib/erb/formatter/command_line.rb
@@ -41,6 +41,11 @@ def initialize(argv, stdin: $stdin)
         puts parser
         exit
       end
+
+      parser.on("-v", "--version", "Show ERB::Formatter version number and quit") do
+        puts "ERB::Formatter #{ERB::Formatter::VERSION}"
+        exit
+      end
     end.parse!(@argv)
   end