(fmter QueryFormatter, b []byte)
| 136 | } |
| 137 | |
| 138 | func (q *UpdateQuery) mustAppendSet(fmter QueryFormatter, b []byte) (_ []byte, err error) { |
| 139 | if len(q.q.set) > 0 { |
| 140 | return q.q.appendSet(fmter, b) |
| 141 | } |
| 142 | |
| 143 | b = append(b, " SET "...) |
| 144 | |
| 145 | if m, ok := q.q.model.(*mapModel); ok { |
| 146 | return q.appendMapSet(b, m.m), nil |
| 147 | } |
| 148 | |
| 149 | if !q.q.hasTableModel() { |
| 150 | return nil, errModelNil |
| 151 | } |
| 152 | |
| 153 | value := q.q.tableModel.Value() |
| 154 | if value.Kind() == reflect.Struct { |
| 155 | b, err = q.appendSetStruct(fmter, b, value) |
| 156 | } else { |
| 157 | if value.Len() > 0 { |
| 158 | b, err = q.appendSetSlice(b) |
| 159 | } else { |
| 160 | err = fmt.Errorf("pg: can't bulk-update empty slice %s", value.Type()) |
| 161 | } |
| 162 | } |
| 163 | if err != nil { |
| 164 | return nil, err |
| 165 | } |
| 166 | |
| 167 | return b, nil |
| 168 | } |
| 169 | |
| 170 | func (q *UpdateQuery) appendMapSet(b []byte, m map[string]interface{}) []byte { |
| 171 | keys := make([]string, 0, len(m)) |
no test coverage detected