k8s.io/test-infra@v0.0.0-20240520184403-27c6b4c223d8/gencred/pkg/util/errors.go (about)

     1  /*
     2  Copyright 2019 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package util
    18  
    19  import (
    20  	"fmt"
    21  	"os"
    22  )
    23  
    24  // ExitError is a custom error type which stores a message and status code.
    25  type ExitError struct {
    26  	Code    int
    27  	Message string
    28  }
    29  
    30  func (err ExitError) Error() string {
    31  	return err.Message
    32  }
    33  
    34  // PrintErrAndExit prints an error message to stderr and exits with a status code.
    35  func PrintErrAndExit(err error) {
    36  	_, _ = fmt.Fprintln(os.Stderr, err.Error())
    37  
    38  	exitErr, ok := err.(*ExitError)
    39  	if ok {
    40  		os.Exit(exitErr.Code)
    41  	} else {
    42  		os.Exit(1)
    43  	}
    44  }