From ca1d2d1e5c830823ded58de33d50ddb61d68d595 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Sat, 1 May 2021 17:01:15 -0400
Subject: [PATCH] Fix class name determination from output file name

---
 lib/imbecile.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/imbecile.rb b/lib/imbecile.rb
index 7e3ed94..05a4b32 100644
--- a/lib/imbecile.rb
+++ b/lib/imbecile.rb
@@ -17,7 +17,7 @@ module Imbecile
         $stderr.puts e.message
         return 2
       end
-      classname = grammar.classname || grammar.capitalize
+      classname = grammar.classname || output_file.sub(%r{[^a-zA-Z0-9].*}, "").capitalize
       erb = ERB.new(File.read(File.join(File.dirname(File.expand_path(__FILE__)), "../assets/parser.d.erb")), nil, "<>")
       result = erb.result(binding.clone)
       File.open(output_file, "wb") do |fh|