for _, test := range badLexTests {
		input := NewInput(test.error)
		input.Push(NewTokenizer(test.error, strings.NewReader(test.input), nil))
		err := firstError(input)
		if err == nil {
			t.Errorf("%s: got no error", test.error)
			continue
		}
		if !strings.Contains(err.Error(), test.error) {
			t.Errorf("got error %q expected %q", err.Error(), test.error)
		}
	}
}

import "errors"

func inodeForFd(n NetnsFd) (uint64, error) {
	return 0, errors.New("not implemented")
}

func NetnsSet(n NetnsFd) error {
	return errors.New("not implemented")
}

func OpenNetns(nspath string) (NetnsCloser, error) {
	return nil, errors.New("not implemented")
}

// inspired by netns.Do() but with an existing fd.
func NetnsDo(fdable NetnsFd, toRun func() error) error {
	return errors.New("not implemented")

// attributes are returned and error is nil.
//
// If the DN is not found, a nil result and error are returned.
//
// The returned boolean is true iff the DN is found under one of the LDAP
// subtrees listed in `baseDNList`.
func (l *Config) GetValidatedDNUnderBaseDN(conn *ldap.Conn, dn string, baseDNList []xldap.BaseDNInfo, attrs []string) (*xldap.DNSearchResult, bool, error) {
	if len(baseDNList) == 0 {

**FastAPI** uses it so that, if you use a Pydantic model in `response_model`, and your data has an error, you will see the error in your log.

But the client/user will not see it. Instead, the client will receive an "Internal Server Error" with an HTTP status code `500`.

)

// Checks on CopyObject arguments, bucket and object.
func checkCopyObjArgs(ctx context.Context, bucket, object string) error {
	return checkBucketAndObjectNames(ctx, bucket, object)
}

// Checks on GetObject arguments, bucket and object.
func checkGetObjArgs(ctx context.Context, bucket, object string) error {
	return checkBucketAndObjectNames(ctx, bucket, object)
}

// Checks on DeleteObject arguments, bucket and object.

}

// CloseWithError close with supplied error the writer end.
func (w *PipeWriter) CloseWithError(err error) error {
	err = w.PipeWriter.CloseWithError(err)
	w.once.Do(func() {
		w.done()
	})
	return err
}

// PipeReader is similar to io.PipeReader with wait group
type PipeReader struct {
	*io.PipeReader
	wait func()
}

// CloseWithError close with supplied error the reader end

pkg crypto/x509, func ParseOID(string) (OID, error) #66249
pkg crypto/x509, method (*OID) UnmarshalBinary([]uint8) error #66249
pkg crypto/x509, method (*OID) UnmarshalText([]uint8) error #66249
pkg crypto/x509, method (OID) MarshalBinary() ([]uint8, error) #66249
pkg crypto/x509, method (OID) MarshalText() ([]uint8, error) #66249
pkg debug/elf, const PT_OPENBSD_NOBTCFI = 1705237480 #66054

	// }
	// but that doesn't actually work, so strings.Contains the error.
	if err != nil && strings.Contains(err.Error(), "exists") {
		return nil
	}
	return err
}

func (m *realDeps) destroySet(name string) error {
	err := netlink.IpsetDestroy(name)
	return err
}

func (m *realDeps) addIP(name string, ip netip.Addr, ipProto uint8, comment string, replace bool) error {
	err := netlink.IpsetAdd(name, &netlink.IPSetEntry{

        return false;
    }

    public void error(String format, Object arg) {}

    public void error(String format, Object arg1, Object arg2) {}

    public void error(String format, Object... arguments) {}

    public boolean isErrorEnabled(Marker marker) {
        return false;
    }

    public void error(Marker marker, String msg) {}

    public void error(Marker marker, String format, Object arg) {}

	line, col int
	msg       string
}

// message returns the error message excluding line, col information.
// Intended to be used in unit tests.
func (b BatchJobYamlErr) message() string {
	return b.msg
}

// Error implements Error interface
func (b BatchJobYamlErr) Error() string {
	return fmt.Sprintf("%s\n Hint: error near line: %d, col: %d", b.msg, b.line, b.col)
}