lib/statsample/converters.rb in statsample-1.0.1 vs lib/statsample/converters.rb in statsample-1.1.0

@@ -182,9 +182,10 @@
       # USE:
       #     ds = Statsample::Excel.read("test.xls")
       #
       def read(filename, opts=Hash.new)
         require 'spreadsheet'
+        raise "options should be Hash" unless opts.is_a? Hash
         opts_default={
           :worksheet_id=>0, 
           :ignore_lines=>0, 
           :empty=>['']
         }