import "io"

// LimitWriter is a copy of the standard library ioutils.LimitReader,
// applied to the writer interface.
// LimitWriter returns a Writer that writes to w
// but stops with EOF after n bytes.
// The underlying implementation is a *LimitedWriter.
func LimitWriter(w io.Writer, n int64) io.Writer { return &LimitedWriter{w, n} }

// A LimitedWriter writes to W but limits the amount of
// data returned to just N bytes. Each call to Write

	"fmt"
	"strings"

	"k8s.io/apimachinery/pkg/util/errors"
	auditinternal "k8s.io/apiserver/pkg/apis/audit"
)

// Union returns an audit Backend which logs events to a set of backends. The returned
// Sink implementation blocks in turn for each call to ProcessEvents.
func Union(backends ...Backend) Backend {
	if len(backends) == 1 {
		return backends[0]
	}
	return union{backends}
}

type union struct {
	backends []Backend

// walkFunc may remove the given request from the fifo,
// but may not mutate the fifo in any othe way.
type walkFunc func(*request) (ok bool)

// Internal interface to abstract out the implementation details
// of the underlying list used to maintain the requests.
//
// Note that a fifo, including the removeFromFIFOFuncs returned from Enqueue,
// is not safe for concurrent use by multiple goroutines.

	// We need to construct a proxy.ServicePortMap to pass to CleanStaleEntries.
	// ServicePortMap is just map[string]proxy.ServicePort, but there are no public
	// constructors for any implementation of proxy.ServicePort, so we have to either
	// provide our own implementation of that interface, or else use a
	// proxy.ServiceChangeTracker to construct them and fill in the map for us.

	sct := proxy.NewServiceChangeTracker(nil, v1.IPv4Protocol, nil, nil)

	// text must be valid UTF-8, and must not contain control characters.
	AddWarning(agent, text string)
}

// WithWarningRecorder returns a new context that wraps the provided context and contains the provided Recorder implementation.
// The returned context can be passed to AddWarning().
func WithWarningRecorder(ctx context.Context, recorder Recorder) context.Context {
	return context.WithValue(ctx, warningRecorderKey, recorder)
}

*/

package unstructured

import (
	"github.com/google/cel-go/common/types"
	"github.com/google/cel-go/common/types/ref"

	"k8s.io/apiserver/pkg/cel/mutation/common"
)

// TypeRef is the implementation of TypeRef for an unstructured object.
// This is especially usefully when the schema is not known or available.
type TypeRef struct {
	celObjectType *types.Type
	celTypeType   *types.Type
}

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package cel

// Error is an implementation of the 'error' interface, which represents a
// XValidation error.
type Error struct {
	Type   ErrorType
	Detail string
}

var _ error = &Error{}

// Error implements the error interface.

type WarningPrinterOptions struct {
	// Color indicates that warning output can include ANSI color codes
	Color bool
}

// NewWarningPrinter returns an implementation of warningPrinter that outputs warnings to the specified writer.
func NewWarningPrinter(out io.Writer, opts WarningPrinterOptions) *WarningPrinter {
	h := &WarningPrinter{out: out, opts: opts}
	return h
}

// that are required to describe the RuntimeClass to the Container Runtime
// Interface (CRI) implementation, as well as any other components that need to
// understand how the pod will be run. The RuntimeClassSpec is immutable.
message RuntimeClassSpec {
  // runtimeHandler specifies the underlying runtime and configuration that the
  // CRI implementation will use to handle pods of this class. The possible

	if r := recover(); r != nil {
		handleCrash(ctx, r, additionalHandlers...)
	}
}

// handleCrash is the common implementation of HandleCrash and HandleCrash.
// Having those call a common implementation ensures that the stack depth
// is the same regardless through which path the handlers get invoked.