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Make ScanArgError fields public

pull/955/head
Pau Sanchez 2021-02-13 18:04:02 +01:00 committed by Jack Christensen
parent 927a15124e
commit 9b58ab2db8
1 changed files with 9 additions and 5 deletions
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14
rows.go
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@ -221,7 +221,7 @@ func (rows *connRows) Scan(dest ...interface{}) error {
err := rows.scanPlans[i].Scan(ci, fieldDescriptions[i].DataTypeOID, fieldDescriptions[i].Format, values[i], dst) err := rows.scanPlans[i].Scan(ci, fieldDescriptions[i].DataTypeOID, fieldDescriptions[i].Format, values[i], dst)
if err != nil { if err != nil {
err = ScanArgError{col: i, err: err} err = ScanArgError{ColumnIndex: i, Err: err}
rows.fatal(err) rows.fatal(err)
return err return err
} }
@ -307,12 +307,16 @@ func (rows *connRows) RawValues() [][]byte {
} }
type ScanArgError struct { type ScanArgError struct {
col int ColumnIndex int
err error Err error
} }
func (e ScanArgError) Error() string { func (e ScanArgError) Error() string {
return fmt.Sprintf("can't scan into dest[%d]: %v", e.col, e.err) return fmt.Sprintf("can't scan into dest[%d]: %v", e.ColumnIndex, e.Err)
}
func (e ScanArgError) Unwrap() error {
return e.Err
} }
// ScanRow decodes raw row data into dest. It can be used to scan rows read from the lower level pgconn interface. // ScanRow decodes raw row data into dest. It can be used to scan rows read from the lower level pgconn interface.
@ -336,7 +340,7 @@ func ScanRow(connInfo *pgtype.ConnInfo, fieldDescriptions []pgproto3.FieldDescri
err := connInfo.Scan(fieldDescriptions[i].DataTypeOID, fieldDescriptions[i].Format, values[i], d) err := connInfo.Scan(fieldDescriptions[i].DataTypeOID, fieldDescriptions[i].Format, values[i], d)
if err != nil { if err != nil {
return ScanArgError{col: i, err: err} return ScanArgError{ColumnIndex: i, Err: err}
} }
} }