{ {% if rows > 0 %} rows: {{rows}}, {% endif %} {% if columns > 0 %} columns: {{columns}}, {% endif %} {% if xGap is not null %} xgap: {{xGap}}, {% endif %} {% if yGap is not null %} ygap: {{yGap}}, {% endif %} {% if rowOrder is not null %} roworder: '{{rowOrder}}', {% endif %} {% if xSide is not null %} xside: '{{xSide}}', {% endif %} {% if ySide is not null %} yside: '{{ySide}}', {% endif %} {% if pattern is not null %} pattern: '{{pattern}}' {% endif %} }