lib/asciidoctor-bibliography/bibliographer.rb in asciidoctor-bibliography-0.2.1 vs lib/asciidoctor-bibliography/bibliographer.rb in asciidoctor-bibliography-0.3.0

@@ -22,21 +22,20 @@
     def appearance_index_of(id)
       @occurring_keys.index(id) + 1
     end
 
     def sort
-      if options['order'] == 'alphabetical'
-        @occurring_keys = @occurring_keys.sort_by do |target|
-          first_author_family_name(target)
-        end
+      return unless options["order"] == "alphabetical"
+      @occurring_keys = @occurring_keys.sort_by do |target|
+        first_author_family_name(target)
       end
     end
 
     private
 
     def first_author_family_name(key)
-      authors = database.find { |h| h['id'] == key }['author']
-      return '' if authors.nil?
-      authors.map { |h| h['family'] }.compact.first # TODO: is the first also alphabetically the first?
+      authors = database.find_entry_by_id(key)["author"]
+      return "" if authors.nil?
+      authors.map { |h| h["family"] }.compact.first # TODO: is the first also alphabetically the first?
     end
   end
 end