anchor.diff:              public <%= type.classify_name %>(<%= input_args(type) %>) {
                   <%# handle adding required fields %>
                   <% type.required_input_fields.each do |field| %>
  -                    Set("<%= field.name %>", <%= escape_reserved_word(field.name) %>);
  +                    Set(<%= field.name %>FieldKey, <%= escape_reserved_word(field.name) %>);
                   <% end %>
   
                   <%# handle adding optional fields %>
                   <% type.optional_input_fields.each do |field| %>
                       if (<%= escape_reserved_word(field.name) %> != null) {
  -                        Set("<%= field.name %>", <%= escape_reserved_word(field.name) %>);
  +                        Set(<%= field.name %>FieldKey, <%= escape_reserved_word(field.name) %>);
                       }
                   <% end %>
               }
  
positive.code:     <% when 'INPUT_OBJECT' %>
          <%= docs_input_object(type) %>
          public class <%= type.classify_name %> : InputBase {
              <% type.input_fields.each do |field| %>
                  <%= docs_input_field(field) %>
                  public <%= graph_type_to_csharp_type(field.type) %> <%= field.name %> {
                      get {
                          return <%= graph_type_to_csharp_cast(field.type, "Get(\"#{field.name}\")") %>;
                      }
                      set {
                          Set("<%= field.name %>", value);
                      }
                  }
              <% end %>
  
negative.code: 
                  <%# handle adding optional fields %>
                  <% type.optional_input_fields.each do |field| %>
                      if (dataJSON.ContainsKey(<%= field.name %>FieldKey)) {
                          Set(<%= field.name %>FieldKey, dataJSON[<%= field.name %>FieldKey]);
                      }
                  <% end %>
              }
  