You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: match_error_matcher.go
    path of file: ./repos/kubernetes/vendor/github.com/onsi/gomega/matchers
    
    the code of the file until where you have to start completion: package matchers

import (
	"errors"
	"fmt"
	"reflect"

	"github.com/onsi/gomega/format"
)

type MatchErrorMatcher struct {
	Expected           any
	FuncErrDescription []any
	isFunc             bool
}

func (matcher *MatchErrorMatcher) Match(actual any) (success bool, err error) {
	matcher.isFunc = false

	if isNil(actual) {
		return false, fmt.Errorf("Expected an error, got nil")
	}

	if !isError(actual) {
		return false, fmt.Errorf("Expected an error.  Got:\n%s", format.Object(actual, 1))
	}

	actualErr := actual.(error)
	expected := matcher.Expected

	if isError(expected) {
		// first try the built-in errors.Is
		if errors.Is(actualErr, expected.(error)) {
			return true, nil
		}
		// if not, try DeepEqual along the error chain
		for unwrapped := actualErr; unwrapped != nil; unwrapped = errors.Unwrap(unwrapped) {
			if reflect.DeepEqual(unwrapped, expected) {
				return true, nil
			}
		}
		return false, nil
	}

	if isString(expected) {
		return actualErr.Error() == expected, nil
	}

	v := reflect.ValueOf(expected)
	t := v.Type()
	errorInterface := reflect.TypeOf((*error)(nil)).Elem()
	if t.Kind() == reflect.Func && t.NumIn() == 1 && t.In(0).Implements(errorInterface) && t.NumOut() == 1 && t.Out(0).Kind() == reflect.Bool {
		if len(matcher.FuncErrDescription) == 0 {
			return false, fmt.Errorf("MatchE
    
func (matcher *MatchErrorMatcher) Match(actual any) (success bool, err error) {
	matcher.isFunc = false

	if isNil(actual) {
		return false, fmt.Errorf("Expected an error, got nil")
	}

	if !isError(actual) {
		return false, fmt.Errorf("Expected an error.  Got:\n%s", format.Object(actual, 1))
	}

	actualErr := actual.(error)
	expected := matcher.Expected

	if isError(expected) {
		// first try the built-in errors.Is
		if errors.Is(actualErr, expected.(error)) {
			return true, nil
		}
		// if not, try DeepEqual along the error chain
		for unwrapped := actualErr; unwrapped != nil; unwrapped = errors.Unwrap(unwrapped) {
			if reflect.DeepEqual(unwrapped, expected) {
				return true, nil
			}
		}
		return false, nil
	}

	if isString(expected) {
		return actualErr.Error() == expected, nil
	}

	v := reflect.ValueOf(expected)
	t := v.Type()
	errorInterface := reflect.TypeOf((*error)(nil)).Elem()
	if t.Kind() == reflect.Func && t.NumIn() == 1 && t.In(0).Implements(errorInterface) && t.NumOut() == 1 && t.Out(0).Kind() == reflect.Bool {
		if len(matcher.FuncErrDescription) == 0 {
			return false, fmt.Errorf("MatchError requires an additional description when passed a function")
		}
		matcher.isFunc = true
		return v.Call([]reflect.Value{reflect.ValueOf(actualErr)})[0].Bool(), nil
	}

	var subMatcher omegaMatcher
	var hasSubMatcher bool
	if expected != nil {
		subMatcher, hasSubMatcher = (expected).(omegaMatcher)
		if hasSubMatcher {
			return subMatcher.Match(actualErr.Error())
		}
	}

	return false, fmt.Errorf(
		"MatchError must be passed an error, a string, or a Matcher that can match on strings. Got:\n%s",
		format.Object(expected, 1))
}