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package pgxpool
import (
"github.com/jackc/pgconn"
"github.com/jackc/pgproto3/v2"
"github.com/jackc/pgx/v4"
)
type errRows struct {
err error
}
func (errRows) Close() {}
func (e errRows) Err() error { return e.err }
func (errRows) CommandTag() pgconn.CommandTag { return nil }
func (errRows) FieldDescriptions() []pgproto3.FieldDescription { return nil }
func (errRows) Next() bool { return false }
func (e errRows) Scan(dest ...interface{}) error { return e.err }
func (e errRows) Values() ([]interface{}, error) { return nil, e.err }
func (e errRows) RawValues() [][]byte { return nil }
type errRow struct {
err error
}
func (e errRow) Scan(dest ...interface{}) error { return e.err }
type poolRows struct {
r pgx.Rows
c *Conn
err error
}
func (rows *poolRows) Close() {
rows.r.Close()
if rows.c != nil {
rows.c.Release()
rows.c = nil
}
}
func (rows *poolRows) Err() error {
if rows.err != nil {
return rows.err
}
return rows.r.Err()
}
func (rows *poolRows) CommandTag() pgconn.CommandTag {
return rows.r.CommandTag()
}
func (rows *poolRows) FieldDescriptions() []pgproto3.FieldDescription {
return rows.r.FieldDescriptions()
}
func (rows *poolRows) Next() bool {
if rows.err != nil {
return false
}
n := rows.r.Next()
if !n {
rows.Close()
}
return n
}
func (rows *poolRows) Scan(dest ...interface{}) error {
err := rows.r.Scan(dest...)
if err != nil {
rows.Close()
}
return err
}
func (rows *poolRows) Values() ([]interface{}, error) {
values, err := rows.r.Values()
if err != nil {
rows.Close()
}
return values, err
}
func (rows *poolRows) RawValues() [][]byte {
return rows.r.RawValues()
}
type poolRow struct {
r pgx.Row
c *Conn
err error
}
func (row *poolRow) Scan(dest ...interface{}) error {
if row.err != nil {
return row.err
}
err := row.r.Scan(dest...)
if row.c != nil {
row.c.Release()
}
return err
}
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