func ExampleNew_emptyOrNil() {
f := func() error {
return multierror.New()
}
err := f()
if err != nil {
fmt.Println("this is an error for the empty call")
fmt.Println(err.Error())
} else {
fmt.Println("there is no error for the empty call")
}
f = func() error {
return multierror.New(nil)
}
err = f()
if err != nil {
fmt.Println("this is an error for the nil call")
fmt.Println(err.Error())
} else {
fmt.Println("there is no error for the nil call")
}
fmt.Println("done")
//Output:
//this is an error for the empty call
//
//this is an error for the nil call
//
//done
}
func ExampleMultiError_Append() {
err := multierror.New(fmt.Errorf("first error"))
err = err.Append(nil)
err = err.Append(fmt.Errorf("second error"))
fmt.Println(err.Error())
//Output:
//first error
//second error
}
func ExampleMultiError_Raw() {
err := multierror.New(
fmt.Errorf("first error"),
fmt.Errorf("second error"),
)
fmt.Printf("%q", err.Raw())
//Output:
//["first error" "second error"]
}
func ExampleNew() {
err := multierror.New(
fmt.Errorf("this is an error"),
fmt.Errorf("this is another error"),
)
fmt.Println(err.Error())
//Output:
//this is an error
//this is another error
}
func ExampleMultiError_ErrorOrNil() {
f := func() error {
result := multierror.New()
return result.ErrorOrNil()
}
err := f()
if err != nil {
fmt.Println(err.Error())
} else {
fmt.Println("error is nil")
}
//Output:
//error is nil
}
func ExampleMultiError_Join() {
f := func() error {
return multierror.New(
fmt.Errorf("first error"),
fmt.Errorf("second error"),
)
}
err := f()
if err != nil {
fmt.Println(err.Error())
if multiErr, ok := err.(multierror.MultiError); ok {
fmt.Println(multiErr.Join(", "))
}
}
//Output:
//first error
//second error
//first error, second error
}