lib/saxlsx/workbook.rb in saxlsx-0.2.0 vs lib/saxlsx/workbook.rb in saxlsx-0.3.0

@@ -17,19 +17,23 @@
     def close
       @file_system.close
     end
 
     def sheets(name=nil)
-      @sheets ||= SheetCollection.new(@file_system, shared_strings).to_a
+      @sheets ||= SheetCollection.new(@file_system, self).to_a
       name.nil? ? @sheets : @sheets.detect { |s| s.name == name }
     end
 
     def sheet_names
       sheets.map(&:name)
     end
 
     def shared_strings
       @shared_strings ||= SharedStringCollection.new(@file_system).to_a
+    end
+
+    def number_formats
+      @number_formats ||= StyleCollection.new(@file_system).to_a
     end
 
     def to_csv(path)
       sheets.each { |s| s.to_csv path }
     end
\ No newline at end of file