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How to use nilFieldErr method of td Package

Best Go-testdeep code snippet using td.nilFieldErr

td_smuggle.go

Source:td_smuggle.go

...118		}119	}120	return res, nil121}122func nilFieldErr(path []smuggleField) error {123	return fmt.Errorf("field %q is nil", joinFieldsPath(path))124}125func buildFieldsPathFn(path string) (func(any) (smuggleValue, error), error) {126	parts, err := splitFieldsPath(path)127	if err != nil {128		return nil, err129	}130	return func(got any) (smuggleValue, error) {131		vgot := reflect.ValueOf(got)132		for idxPart, field := range parts {133			// Resolve all interface and pointer dereferences134			for {135				switch vgot.Kind() {136				case reflect.Interface, reflect.Ptr:137					if vgot.IsNil() {138						return smuggleValue{}, nilFieldErr(parts[:idxPart])139					}140					vgot = vgot.Elem()141					continue142				}143				break144			}145			if !field.Indexed {146				if vgot.Kind() == reflect.Struct {147					vgot = vgot.FieldByName(field.Name)148					if !vgot.IsValid() {149						return smuggleValue{}, fmt.Errorf(150							"field %q not found",151							joinFieldsPath(parts[:idxPart+1]))152					}...

nilFieldErr

Using AI Code Generation

1import (2func Walk(t *tree.Tree, ch chan int) {3    if t.Left != nil {4        Walk(t.Left, ch)5    }6    if t.Right != nil {7        Walk(t.Right, ch)8    }9}10func Same(t1, t2 *tree.Tree) bool {11    ch1 := make(chan int)12    ch2 := make(chan int)13    go Walk(t1, ch1)14    go Walk(t2, ch2)15    for i := 0; i < 10; i++ {16        if <-ch1 != <-ch2 {17        }18    }19}20func main() {21    fmt.Println(Same(tree.New(1), tree.New(1)))22    fmt.Println(Same(tree.New(1), tree.New(2)))23}24import (25func Walk(t *tree.Tree, ch chan int) {26    if t.Left != nil {27        Walk(t.Left, ch)28    }29    if t.Right != nil {30        Walk(t.Right, ch)31    }32}33func Same(t1, t2 *tree.Tree) bool {34    ch1 := make(chan int)35    ch2 := make(chan int)36    go Walk(t1, ch1)37    go Walk(t2, ch2)38    for i := 0; i < 10; i++ {39        if <-ch1 != <-ch2 {40        }41    }42}43func main() {44    fmt.Println(Same(tree.New(1), tree.New(1)))45    fmt.Println(Same(tree.New(1), tree.New(2)))46}47import (48func Walk(t *tree.Tree, ch chan int) {49    if t.Left != nil {50        Walk(t.Left, ch)51    }52    if t.Right != nil {53        Walk(t.Right, ch)54    }55}56func Same(t1, t2

nilFieldErr

Using AI Code Generation

1import (2type td struct {3}4func (t *td) nilFieldErr() error {5	if t == nil {6		return errors.New("nil receiver")7	}8	if t.a == 0 {9		return errors.New("nil field")10	}11}12func main() {13	err := t.nilFieldErr()14	fmt.Println(err)15}

nilFieldErr

Using AI Code Generation

1import (2type td struct {3}4func (t *td) nilFieldErr() error {5	if t == nil {6		return errors.New("nil receiver")7	}8	if t.name == "" {9		return errors.New("empty name")10	}11}12func main() {13	err := t.nilFieldErr()14	fmt.Println(err)15}

nilFieldErr

Using AI Code Generation

1import (2type td struct {3}4func (t *td) nilFieldErr() error {5    v := reflect.ValueOf(t).Elem()6    for i := 0; i < v.NumField(); i++ {7        if !v.Field(i).CanInterface() {8        }9        if v.Field(i).IsNil() {10            return fmt.Errorf("Field %s is nil", v.Type().Field(i).Name)11        }12    }13}14func main() {15    err := t.nilFieldErr()16    if err != nil {17        fmt.Println(err)18    }19}

nilFieldErr

Using AI Code Generation

1import (2type td struct {3}4func (t *td) nilFieldErr() error {5	if t == nil {6		return fmt.Errorf("nil value")7	}8}9func main() {10	err := t.nilFieldErr()11	if err != nil {12		fmt.Println(err)13	}14}

nilFieldErr

Using AI Code Generation

1import (2type td struct {3}4func (t *td) nilFieldErr() error {5	v := reflect.ValueOf(t)6	if v.Kind() != reflect.Ptr {7		return fmt.Errorf("nilFieldErr: not a pointer")8	}9	v = v.Elem()10	if v.Kind() != reflect.Struct {11		return fmt.Errorf("nilFieldErr: not a struct")12	}13	tt := v.Type()14	for i := 0; i < v.NumField(); i++ {15		if v.Field(i).IsNil() {16			return fmt.Errorf("nilFieldErr: field %s is nil", tt.Field(i).Name)17		}18	}19}20func main() {21	fmt.Println(t1.nilFieldErr())22	var t2 *td = new(td)23	fmt.Println(t2.nilFieldErr())24}

nilFieldErr

Using AI Code Generation

1import (2type td struct {3}4func (t td) nilFieldErr() error {5	return fmt.Errorf("nil field %T", t)6}7func main() {8	fmt.Println(t.nilFieldErr())9}

nilFieldErr

Using AI Code Generation

1import (2func main() {3    fmt.Printf("td is %v4    fmt.Printf("td is %s5    fmt.Printf("td is %d6    fmt.Printf("td is %x7    fmt.Printf("td is %p8    fmt.Printf("td is %T9}

nilFieldErr

Using AI Code Generation

1import (2func main() {3fmt.Println(td.nilFieldErr("field1"))4}5type testData struct {6}7func (td *testData) nilFieldErr(fieldName string) string {8return fmt.Sprintf("testData.%s must not be nil", fieldName)9}

nilFieldErr

Using AI Code Generation

1import (2func main() {3	fmt.Println(x == nil)4}5import (6func main() {7	if x != nil {8		fmt.Println("x is not nil")9	}10}11import (12func main() {13	if x != nil {14		fmt.Println("x is not nil")15	} else {16		fmt.Println("x is nil")17	}18}19import (20func main() {21	if x != nil {22		fmt.Println("x is not nil")23	} else if x == nil {24		fmt.Println("x is nil")25	}26}

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