github.com/searKing/golang/go@v1.2.117/error/cause/example_test.go (about)

     1  // Copyright 2020 The searKing Author. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package cause_test
     6  
     7  import (
     8  	"errors"
     9  	"fmt"
    10  
    11  	"github.com/searKing/golang/go/error/cause"
    12  )
    13  
    14  func ExampleWithError() {
    15  	cause_ := errors.New("whoops")
    16  	err := fmt.Errorf("oh noes")
    17  	err = cause.WithError(cause_, err)
    18  	fmt.Println(err)
    19  
    20  	// Output: oh noes: whoops
    21  }