}

	if !into.Compacted && f.newCache.Info.Name != folder.name {
		flat := f.newCache.sizeRecursive(thisHash.Key())
		flat.Compacted = true
		var compact bool
		if flat.Objects < dataScannerCompactLeastObject {
			compact = true
		} else {
			// Compact if we only have objects as children...
			compact = true
			for k := range into.Children {

	e, ok := d.Cache[path.Key()]
	if !ok {
		return
	}
	if e.Compacted {
		return
	}
	// If direct children have more, compact all.
	if len(e.Children) > limit && compactSelf {
		flat := d.sizeRecursive(path.Key())
		flat.Compacted = true
		d.deleteRecursive(path)
		d.replaceHashed(path, nil, *flat)
		return
	}
	total := d.totalChildrenRec(path.Key())

	}
	c, err := b.ReadByte()
	if err != nil {
		t.Fatalf("ReadByte: %v", err)
	}
	if c != 'm' {
		t.Errorf("ReadByte = %q; want %q", c, 'm')
	}
}

// Tests that we occasionally compact. Issue 5154.
func TestBufferGrowth(t *testing.T) {
	var b Buffer
	buf := make([]byte, 1024)
	b.Write(buf[0:1])
	var cap0 int
	for i := 0; i < 5<<10; i++ {
		b.Write(buf)
		b.Read(buf)
		if i == 0 {

	"istio.io/istio/istioctl/pkg/clioptions"
	"istio.io/istio/istioctl/pkg/completion"
	"istio.io/istio/istioctl/pkg/multixds"
	"istio.io/istio/istioctl/pkg/util/ambient"
	"istio.io/istio/istioctl/pkg/writer/compare"
	"istio.io/istio/istioctl/pkg/writer/pilot"
	pilotxds "istio.io/istio/pilot/pkg/xds"
	"istio.io/istio/pkg/log"
)

var configDumpFile string

func readConfigFile(filename string) ([]byte, error) {

	"istio.io/istio/operator/pkg/compare"
	"istio.io/istio/operator/pkg/util"
)

// YAMLSuffix is the suffix of a YAML file.
const YAMLSuffix = ".yaml"

type manifestDiffArgs struct {
	// compareDir indicates comparison between directory.
	compareDir bool
	// verbose generates verbose output.
	verbose bool
	// selectResources constrains the list of resources to compare to only the ones in this list, ignoring all others.

	}
	return ""
}

const nestedRelationSplit = "__"

// NestedRelationName nested relationships like `Manager__Company`
func NestedRelationName(prefix, name string) string {
	return prefix + nestedRelationSplit + name
}

// SplitNestedRelationName Split nested relationships to `[]string{"Manager","Company"}`
func SplitNestedRelationName(name string) []string {
	return strings.Split(name, nestedRelationSplit)
}

}

func ExampleCompare() {
	// Interpret Compare's result by comparing it to zero.
	var a, b []byte
	if bytes.Compare(a, b) < 0 {
		// a less b
	}
	if bytes.Compare(a, b) <= 0 {
		// a less or equal b
	}
	if bytes.Compare(a, b) > 0 {
		// a greater b
	}
	if bytes.Compare(a, b) >= 0 {
		// a greater or equal b
	}

	// Prefer Equal to Compare for equality comparisons.
	if bytes.Equal(a, b) {

// 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 compare

import (
	"bytes"
	"fmt"

	"github.com/pmezard/go-difflib/difflib"

	"istio.io/istio/pkg/util/protomarshal"
)

// ClusterDiff prints a diff between Istiod and Envoy clusters to the passed writer

// 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 compare

import (
	"bytes"
	"fmt"

	"github.com/pmezard/go-difflib/difflib"

	// Force import protos
	_ "istio.io/istio/pilot/pkg/xds/filters"
	"istio.io/istio/pkg/util/protomarshal"
)

// 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 compare

import (
	"encoding/json"
	"fmt"
	"io"
	"strings"

	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
	discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"