csv_parser.rb in eco-helpers-1.0.12

- old
+ new

@@ -9,10 +9,11 @@
               @parsers.define_attribute(:csv, dependencies: @options) do |parser|
                 parser.def_parser  do |data, deps|
                   arr_hash = []
                   CSV.parse(data, headers: true).each do |row|
                     row_hash = row.headers.uniq.each_with_object({}) do |attr, hash|
-                      hash[attr] = row[attr]
+                      value      = row[attr]
+                      hash[attr] = value.to_s.empty?? nil : value
                     end
                     arr_hash.push(row_hash)
                   end
                   arr_hash
                 end.def_serializer do |array_hash, deps|