1 files changed, 5 insertions, 3 deletions
diff --git a/lib/un.rb b/lib/un.rb
index 9242357215..8fb3c61a93 100644
--- a/lib/un.rb
+++ b/lib/un.rb
@@ -30,7 +30,6 @@ require "fileutils"
 require "optparse"
 
 module FileUtils
-#  @fileutils_label = ""
   @fileutils_output = $stdout
 end
 
@@ -256,7 +255,7 @@ def wait_writable
     wait = (wait = options[:w]) ? Float(wait) : 0.2
     argv.each do |file|
       begin
-        open(file, "r+b")
+        File.open(file, "r+b") {}
       rescue Errno::ENOENT
         break
       rescue Errno::EACCES => e
@@ -412,6 +411,9 @@ def help
 end
 
 module UN # :nodoc:
+
+  VERSION = "0.3.0"
+
   module_function
   def help(argv, output: $stdout)
     all = argv.empty?
@@ -422,7 +424,7 @@ module UN # :nodoc:
       messages = {}
       store = proc {|msg| messages[cmd] = msg}
     end
-    open(__FILE__) do |me|
+    File.open(__FILE__) do |me|
       while me.gets("##\n")
         if help = me.gets("\n\n")
           if all or argv.include?(cmd = help[/^#\s*ruby\s.*-e\s+(\w+)/, 1])