lib/review/book/book_unit.rb in review-5.0.0 vs lib/review/book/book_unit.rb in review-5.1.0

@@ -80,10 +80,11 @@
       def title
         return @title if @title
 
         @title = ''
         return @title unless content
+
         content.each_line do |line|
           if line =~ /\A=+/
             @title = line.sub(/\A=+(\[.+?\])?(\{.+?\})?/, '').strip
             break
           end
@@ -117,18 +118,20 @@
 
       def image(id)
         return image_index[id] if image_index.key?(id)
         return icon_index[id] if icon_index.key?(id)
         return numberless_image_index[id] if numberless_image_index.key?(id)
+
         indepimage_index[id]
       end
 
       def bibpaper(id)
         bibpaper_index[id]
       end
 
       def bibpaper_index
         raise FileNotFound, "no such bib file: #{@book.bib_file}" unless @book.bib_exist?
+
         @book.bibpaper_index
       end
 
       def headline(caption)
         headline_index[caption]