// An errorDesc describes part of a type-checking error.
type errorDesc struct {
	pos syntax.Pos
	msg string
}

// An error_ represents a type-checking error.
// A new error_ is created with Checker.newError.
// To report an error_, call error_.report.
type error_ struct {
	check *Checker
	desc  []errorDesc
	code  Code
	soft  bool // TODO(gri) eventually determine this from an error code
}

// An errorDesc describes part of a type-checking error.
type errorDesc struct {
	posn positioner
	msg  string
}

// An error_ represents a type-checking error.
// A new error_ is created with Checker.newError.
// To report an error_, call error_.report.
type error_ struct {
	check *Checker
	desc  []errorDesc
	code  Code
	soft  bool // TODO(gri) eventually determine this from an error code
}

type gobError struct {
	err error
}

// errorf is like error_ but takes Printf-style arguments to construct an error.
// It always prefixes the message with "gob: ".
func errorf(format string, args ...any) {
	error_(fmt.Errorf("gob: "+format, args...))
}

// error_ wraps the argument error and uses it as the argument to panic.
func error_(err error) {
	panic(gobError{err})

	errors1 = w.Errors(watchFile1)
	g.Expect(errors1).To(BeNil())
	events2 = w.Events(watchFile2)
	g.Expect(events2).To(BeNil())
	errors2 = w.Errors(watchFile2)
	g.Expect(errors2).To(BeNil())
}

func TestErrors(t *testing.T) {
	w := NewWatcher()

	if ch := w.Errors("XYZ"); ch != nil {
		t.Error("Expected no channel")
	}

	if ch := w.Events("XYZ"); ch != nil {
		t.Error("Expected no channel")

            renderer.reportFailure(onlyIgnoredKeys("Ivy"))
        }

        when:
        generateReport()

        def errors1 = errorsFor(":someConfiguration")
        def errors2 = errorsFor(":other:configuration")

        then:
        verifyAll(errors1[0]) {
            module == 'org:foo:1.0'
            artifact == 'foo-1.0.jar'
            artifactTooltip == "From repository 'Maven'"

// Unwrap method to return an []error containing a nil error value.
//
// An easy way to create wrapped errors is to call [fmt.Errorf] and apply
// the %w verb to the error argument:
//
//	wrapsErr := fmt.Errorf("... %w ...", ..., err, ...)
//
// Successive unwrapping of an error creates a tree. The [Is] and [As]
// functions inspect an error's tree by examining first the error

	if errors.Is(err, syscall.EADDRINUSE) {
		return ErrPortAlreadyInUse(err).Msg("Specified port is already in use")
	} else if errors.Is(err, syscall.EACCES) || errors.Is(err, syscall.EPERM) {
		if netErr, ok := err.(*net.OpError); ok {
			return ErrPortAccess(netErr).Msg("Insufficient permissions to use specified port")
		}
	}

	// Failed to identify what type of error this, return a simple UI error

		if x < ^int64(^uint(0)>>1) || int64(^uint(0)>>1) < x {
			error_(ovfl)
		}
		slice[i] = int(x)`,
	},
	{
		"int16",
		"Int16",
		`x := state.decodeInt()
		if x < math.MinInt16 || math.MaxInt16 < x {
			error_(ovfl)
		}
		slice[i] = int16(x)`,
	},
	{
		"int32",
		"Int32",
		`x := state.decodeInt()
		if x < math.MinInt32 || math.MaxInt32 < x {
			error_(ovfl)
		}
		slice[i] = int32(x)`,
	},
	{

		}
	}

	// Output:
	// Failed at path: non-existing
}

func ExampleUnwrap() {
	err1 := errors.New("error1")
	err2 := fmt.Errorf("error2: [%w]", err1)
	fmt.Println(err2)
	fmt.Println(errors.Unwrap(err2))
	// Output:
	// error2: [error1]
	// error1

						Detail: "error1",
					},
				},
				{
					Error: &apiservercel.Error{
						Detail: "error2",
					},
				},
				{
					Error: &apiservercel.Error{
						Detail: "error3",
					},
				},
			},
			expected: []error{
				errors.New("error1"),
				errors.New("error2"),
				errors.New("error3"),
			},
		},
		{