// Licensed to Apache Software Foundation (ASF) under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Apache Software Foundation (ASF) licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, 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 trace

import "fmt"

// unreadablePartError marks a merge-read failure attributable to one input part.
type unreadablePartError struct {
	err      error
	partPath string
	partID   uint64
}

func (e *unreadablePartError) Error() string {
	return fmt.Sprintf("part %016x (%s) is unreadable: %v", e.partID, e.partPath, e.err)
}

func (e *unreadablePartError) Unwrap() error {
	return e.err
}
