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How to use errorToRawString method of td Package

Best Go-testdeep code snippet using td.errorToRawString

td_error_is.go

Source:td_error_is.go

...16	baseOKNil17	expected error18}19var _ TestDeep = &tdErrorIs{}20func errorToRawString(err error) types.RawString {21	if err == nil {22		return "nil"23	}24	return types.RawString(fmt.Sprintf("(%[1]T) %[1]q", err))25}26// summary(ErrorIs): checks the data is an error and matches a wrapped error27// input(ErrorIs): if(error)28// ErrorIs operator reports whether any error in an error's chain29// matches expected.30//31//	_, err := os.Open("/unknown/file")32//	td.Cmp(t, err, os.ErrNotExist)             // fails33//	td.Cmp(t, err, td.ErrorIs(os.ErrNotExist)) // succeeds34//35//	err1 := fmt.Errorf("failure1")36//	err2 := fmt.Errorf("failure2: %w", err1)37//	err3 := fmt.Errorf("failure3: %w", err2)38//	err := fmt.Errorf("failure4: %w", err3)39//	td.Cmp(t, err, td.ErrorIs(err))  // succeeds40//	td.Cmp(t, err, td.ErrorIs(err1)) // succeeds41//	td.Cmp(t, err1, td.ErrorIs(err)) // fails42//43// Behind the scene it uses [errors.Is] function.44//45// Note that like [errors.Is], expected can be nil: in this case the46// comparison succeeds when got is nil too.47//48// See also [CmpError] and [CmpNoError].49func ErrorIs(expected error) TestDeep {50	return &tdErrorIs{51		baseOKNil: newBaseOKNil(3),52		expected:  expected,53	}54}55func (e *tdErrorIs) Match(ctx ctxerr.Context, got reflect.Value) *ctxerr.Error {56	// nil case57	if !got.IsValid() {58		// Special case59		if e.expected == nil {60			return nil61		}62		if ctx.BooleanError {63			return ctxerr.BooleanError64		}65		return ctx.CollectError(&ctxerr.Error{66			Message:  "nil value",67			Got:      types.RawString("nil"),68			Expected: types.RawString("anything implementing error interface"),69		})70	}71	gotIf, ok := dark.GetInterface(got, true)72	if !ok {73		return ctx.CollectError(ctx.CannotCompareError())74	}75	gotErr, ok := gotIf.(error)76	if !ok {77		if ctx.BooleanError {78			return ctxerr.BooleanError79		}80		return ctx.CollectError(&ctxerr.Error{81			Message:  got.Type().String() + " does not implement error interface",82			Got:      gotIf,83			Expected: types.RawString("anything implementing error interface"),84		})85	}86	if errors.Is(gotErr, e.expected) {87		return nil88	}89	if ctx.BooleanError {90		return ctxerr.BooleanError91	}92	return ctx.CollectError(&ctxerr.Error{93		Message:  "is not the error",94		Got:      errorToRawString(gotErr),95		Expected: errorToRawString(e.expected),96	})97}98func (e *tdErrorIs) String() string {99	if e.expected == nil {100		return "ErrorIs(nil)"101	}102	return "ErrorIs(" + e.expected.Error() + ")"103}...

errorToRawString

Using AI Code Generation

1import (2type td struct {3}4func (t td) errorToRawString() string {5	return *(*string)(unsafe.Pointer(&t.s))6}7func main() {8	t := td{s}9	fmt.Println(t.errorToRawString())10	fmt.Println(t.errorToRawString())11	fmt.Println(t.errorToRawString())12	fmt.Println(t.errorToRawString())13}14import (15type td struct {16}17func (t td) errorToRawString() string {18	return *(*string)(unsafe.Pointer(&t.s))19}20func main() {21	t := td{s}22	fmt.Println(t.errorToRawString())23	fmt.Println(t.errorToRawString())24	fmt.Println(t.errorToRawString())25	fmt.Println(t.errorToRawString())26}27import (28type td struct {29}30func (t td) errorToRawString() string {31	return *(*string)(unsafe.Pointer(&t.s))32}33func main() {34	t := td{s}35	fmt.Println(t.errorToRawString())36	fmt.Println(t.errorToRawString())37	fmt.Println(t.errorToRawString())38	fmt.Println(t.errorToRawString())39}

errorToRawString

Using AI Code Generation

1import (2func main() {3	var a error = fmt.Errorf("hello")4	fmt.Println(reflect.TypeOf(a))5	fmt.Println(reflect.TypeOf(a).String())6	fmt.Println(reflect.TypeOf(a).Name())7	fmt.Println(reflect.TypeOf(a).Kind())8	fmt.Println(reflect.TypeOf(a).PkgPath())9}10import (11func main() {12	var a error = fmt.Errorf("hello")13	fmt.Println(reflect.TypeOf(a))14	fmt.Println(reflect.TypeOf(a).String())15	fmt.Println(reflect.TypeOf(a).Name())16	fmt.Println(reflect.TypeOf(a).Kind())17	fmt.Println(reflect.TypeOf(a).PkgPath())18}19import (20func main() {21	var a error = fmt.Errorf("hello")22	fmt.Println(reflect.TypeOf(a))23	fmt.Println(reflect.TypeOf(a).String())24	fmt.Println(reflect.TypeOf(a).Name())25	fmt.Println(reflect.TypeOf(a).Kind())26	fmt.Println(reflect.TypeOf(a).PkgPath())27}28import (29func main() {30	var a error = fmt.Errorf("hello")31	fmt.Println(reflect.TypeOf(a))32	fmt.Println(reflect.TypeOf(a).String())33	fmt.Println(reflect.TypeOf(a).Name())34	fmt.Println(reflect.TypeOf(a).Kind())35	fmt.Println(reflect.TypeOf(a).PkgPath())36}37import (38func main() {39	var a error = fmt.Errorf("hello")40	fmt.Println(reflect.TypeOf(a))41	fmt.Println(reflect.TypeOf(a).String())42	fmt.Println(reflect.TypeOf(a).Name())43	fmt.Println(reflect.TypeOf(a).Kind())44	fmt.Println(reflect.TypeOf(a).PkgPath())45}46import (47func main() {48	var a error = fmt.Errorf("hello")49	fmt.Println(reflect.TypeOf(a))50	fmt.Println(reflect.TypeOf(a).String())51	fmt.Println(reflect.TypeOf(a).Name())52	fmt.Println(reflect.TypeOf(a).Kind())53	fmt.Println(reflect.TypeOf(a).PkgPath())54}55import (56func main() {57	var a error = fmt.Errorf("hello")58	fmt.Println(reflect.TypeOf(a))59	fmt.Println(reflect.TypeOf(a).String())60	fmt.Println(reflect.TypeOf(a).Name())61	fmt.Println(reflect.TypeOf(a).Kind())62	fmt.Println(reflect.TypeOf(a

errorToRawString

Using AI Code Generation

1import (2func main() {3    e = fmt.Errorf("Hello")4    fmt.Println(td.errorToRawString(e))5}6import (7func main() {8    e = fmt.Errorf("Hello")9    fmt.Println(td.errorToRawString(e))10}11import (12func main() {13    e = fmt.Errorf("Hello")14    fmt.Println(td.errorToRawString(e))15}16import (17func main() {18    e = fmt.Errorf("Hello")19    fmt.Println(td.errorToRawString(e))20}21import (22func main() {23    e = fmt.Errorf("Hello")24    fmt.Println(td.errorToRawString(e))25}26import (27func main() {28    e = fmt.Errorf("Hello")29    fmt.Println(td.errorToRawString(e))30}31import (32func main() {33    e = fmt.Errorf("Hello")34    fmt.Println(td.errorToRawString(e))35}36import (37func main() {38    e = fmt.Errorf("Hello")39    fmt.Println(td.errorToRawString(e))40}

errorToRawString

Using AI Code Generation

1import "fmt"2func main() {3    t := td{}4    fmt.Println(t.errorToRawString("this is an error"))5}6import (7func main() {8    t := td{}9    err := fmt.Errorf("this is an error")10    log.Println(t.errorToRawString(err))11}

errorToRawString

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println(d1.errorToRawString())4}5import "fmt"6func main() {7    fmt.Println(d1.errorToRawString())8}9import "fmt"10func main() {11    fmt.Println(d1.errorToRawString())12}13import "fmt"14func main() {15    fmt.Println(d1.errorToRawString())16}17import "fmt"18func main() {19    fmt.Println(d1.errorToRawString())20}21import "fmt"22func main() {23    fmt.Println(d1.errorToRawString())24}25import "fmt"26func main() {27    fmt.Println(d1.errorToRawString())28}29import "fmt"30func main() {31    fmt.Println(d1.errorToRawString())32}33import "fmt"34func main() {35    fmt.Println(d1.errorToRawString())36}

errorToRawString

Using AI Code Generation

1import (2type td struct {3}4func (t td) errorToRawString(err error) string {5	return reflect.ValueOf(err).Elem().FieldByName("s").String()6}7func main() {8	fmt.Println(td{1}.errorToRawString(&td{x: 1}))9}

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