Method setColumnValues

internal/sqlbuilder/template.go:278–332

(term interface{})

}

func (tu *templateWithUtils) setColumnValues(term interface{}) (cv exql.ColumnValues, args []interface{}) {
	args = []interface{}{}

	switch t := term.(type) {
	case []interface{}:
		l := len(t)
		for i := 0; i < l; i++ {
			column, isString := t[i].(string)

			if !isString {
				p, q := tu.setColumnValues(t[i])
				cv.ColumnValues = append(cv.ColumnValues, p.ColumnValues...)
				args = append(args, q...)
				continue
			}

			if !strings.ContainsAny(column, tu.AssignmentOperator) {
				column = column + " " + tu.AssignmentOperator + " ?"
			}

			chunks := strings.SplitN(column, tu.AssignmentOperator, 2)

			column = chunks[0]
			format := strings.TrimSpace(chunks[1])

			columnValue := exql.ColumnValue{
				Column:   exql.ColumnWithName(column),
				Operator: tu.AssignmentOperator,
				Value:    &exql.Raw{Value: format},
			}

			ps := strings.Count(format, "?")
			if i+ps < l {
				for j := 0; j < ps; j++ {
					args = append(args, t[i+j+1])
				}
				i = i + ps
			} else {
				panic(fmt.Sprintf("Format string %q has more placeholders than given arguments.", format))
			}

			cv.ColumnValues = append(cv.ColumnValues, &columnValue)
		}
		return cv, args
	case *adapter.RawExpr:
		columnValue := exql.ColumnValue{}
		p, q := Preprocess(t.Raw(), t.Arguments())
		columnValue.Column = &exql.Raw{Value: p}
		cv.ColumnValues = append(cv.ColumnValues, &columnValue)
		args = append(args, q...)
		return cv, args
	}

	panic(fmt.Sprintf("Unknown term type %T.", term))
}