func()

in rows.go [51:64]

• 14 lines of code
• 4 McCabe index (conditional complexity)

func (r *rows) Columns() []string {
	if r.columnNames != nil {
		return r.columnNames
	}
	var cols []string
	if len(r.resultSets) == 0 {
		return cols
	}
	for _, column := range r.resultSets[r.currentResultSet].columns {
		cols = append(cols, column.Name)
	}
	r.columnNames = cols
	return cols
}