don't re-register tags

cfillion · Jul 28, 2016 · 7b2f464 · 7b2f464
1 parent 7712ab5
commit 7b2f464
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lib/metaheader.rb b/lib/metaheader.rb
@@ -236,6 +236,7 @@ def parse(line)
   end
 
   def register(tag)
+    return if has? tag
     key = tag.name.downcase.gsub(/[^\w]/, '_').to_sym
     @data[key] = tag
   end