func ctxDriverExec(ctx context.Context, execer driver.Execer, query string, nvdargs []driver.NamedValue) (driver.Result, error) {
if execerCtx, is := execer.(driver.ExecerContext); is {
return execerCtx.ExecContext(ctx, query, nvdargs)
}
dargs, err := namedValueToValue(nvdargs)
if err != nil {
return nil, err
}
if ctx.Done() == context.Background().Done() {
return execer.Exec(query, dargs)
}
type R struct {
err error
panic interface{}
resi driver.Result
}
rc := make(chan R, 1)
go func() {
r := R{}
defer func() {
if v := recover(); v != nil {
r.panic = v
}
rc <- r
}()
r.resi, r.err = execer.Exec(query, dargs)
}()
select {
case <-ctx.Done():
go func() {
<-rc
close(rc)
}()
return nil, ctx.Err()
case r := <-rc:
if r.panic != nil {
panic(r.panic)
}
return r.resi, r.err
}
}
func ctxDriverExec(ctx context.Context, execer driver.Execer, query string, nvdargs []driver.NamedValue) (driver.Result, error) {
if execerCtx, is := execer.(driver.ExecerContext); is {
return execerCtx.ExecContext(ctx, query, nvdargs)
}
dargs, err := namedValueToValue(nvdargs)
if err != nil {
return nil, err
}
resi, err := execer.Exec(query, dargs)
if err == nil {
select {
default:
case <-ctx.Done():
return resi, ctx.Err()
}
}
return resi, err
}