1package driver
 2
 3import (
 4	"database/sql"
 5	"time"
 6
 7	"github.com/ncruces/go-sqlite3"
 8)
 9
10// Savepoint establishes a new transaction savepoint.
11//
12// https://sqlite.org/lang_savepoint.html
13func Savepoint(tx *sql.Tx) sqlite3.Savepoint {
14	var ctx saveptCtx
15	tx.ExecContext(&ctx, "")
16	return ctx.Savepoint
17}
18
19// A saveptCtx is never canceled, has no values, and has no deadline.
20type saveptCtx struct{ sqlite3.Savepoint }
21
22func (*saveptCtx) Deadline() (deadline time.Time, ok bool) {
23	// notest
24	return
25}
26
27func (*saveptCtx) Done() <-chan struct{} {
28	// notest
29	return nil
30}
31
32func (*saveptCtx) Err() error {
33	// notest
34	return nil
35}
36
37func (*saveptCtx) Value(key any) any {
38	// notest
39	return nil
40}