github.com/gogf/gf/v2@v2.7.4/errors/gerror/gerror_z_example_test.go (about)

     1  // Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with this file,
     5  // You can obtain one at https://github.com/gogf/gf.
     6  
     7  package gerror_test
     8  
     9  import (
    10  	"errors"
    11  	"fmt"
    12  
    13  	"github.com/gogf/gf/v2/errors/gcode"
    14  	"github.com/gogf/gf/v2/errors/gerror"
    15  )
    16  
    17  func ExampleNewCode() {
    18  	err := gerror.NewCode(gcode.New(10000, "", nil), "My Error")
    19  	fmt.Println(err.Error())
    20  	fmt.Println(gerror.Code(err))
    21  
    22  	// Output:
    23  	// My Error
    24  	// 10000
    25  }
    26  
    27  func ExampleNewCodef() {
    28  	err := gerror.NewCodef(gcode.New(10000, "", nil), "It's %s", "My Error")
    29  	fmt.Println(err.Error())
    30  	fmt.Println(gerror.Code(err).Code())
    31  
    32  	// Output:
    33  	// It's My Error
    34  	// 10000
    35  }
    36  
    37  func ExampleWrapCode() {
    38  	err1 := errors.New("permission denied")
    39  	err2 := gerror.WrapCode(gcode.New(10000, "", nil), err1, "Custom Error")
    40  	fmt.Println(err2.Error())
    41  	fmt.Println(gerror.Code(err2).Code())
    42  
    43  	// Output:
    44  	// Custom Error: permission denied
    45  	// 10000
    46  }
    47  
    48  func ExampleWrapCodef() {
    49  	err1 := errors.New("permission denied")
    50  	err2 := gerror.WrapCodef(gcode.New(10000, "", nil), err1, "It's %s", "Custom Error")
    51  	fmt.Println(err2.Error())
    52  	fmt.Println(gerror.Code(err2).Code())
    53  
    54  	// Output:
    55  	// It's Custom Error: permission denied
    56  	// 10000
    57  }
    58  
    59  func ExampleEqual() {
    60  	err1 := errors.New("permission denied")
    61  	err2 := gerror.New("permission denied")
    62  	err3 := gerror.NewCode(gcode.CodeNotAuthorized, "permission denied")
    63  	fmt.Println(gerror.Equal(err1, err2))
    64  	fmt.Println(gerror.Equal(err2, err3))
    65  
    66  	// Output:
    67  	// true
    68  	// false
    69  }
    70  
    71  func ExampleIs() {
    72  	err1 := errors.New("permission denied")
    73  	err2 := gerror.Wrap(err1, "operation failed")
    74  	fmt.Println(gerror.Is(err1, err1))
    75  	fmt.Println(gerror.Is(err2, err2))
    76  	fmt.Println(gerror.Is(err2, err1))
    77  	fmt.Println(gerror.Is(err1, err2))
    78  
    79  	// Output:
    80  	// true
    81  	// true
    82  	// true
    83  	// false
    84  }