/*
 * Licensed to the 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.
 * The 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 xerror

import (
	"errors"
	"fmt"
)

type xerr struct {
	Code int
	Msg  string
}

func New(code int, msg string) error {
	return &xerr{
		Code: code,
		Msg:  msg,
	}
}

func (e *xerr) Error() string {
	return fmt.Sprintf("%d-%s", e.Code, e.Msg)
}

func FromError(err error) (*xerr, bool) {
	var e *xerr
	if errors.As(err, &e) {
		return e, true
	}
	return nil, false
}
