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How to use MergeErrors method of ctxerr Package

Best Go-testdeep code snippet using ctxerr.MergeErrors

equal.go

Source:equal.go

...26func deepValueEqualFinal(ctx ctxerr.Context, got, expected reflect.Value) (err *ctxerr.Error) {27	err = deepValueEqual(ctx, got, expected)28	if err == nil {29		// Try to merge pending errors30		errMerge := ctx.MergeErrors()31		if errMerge != nil {32			return errMerge33		}34	}35	return36}37func deepValueEqualFinalOK(ctx ctxerr.Context, got, expected reflect.Value) bool {38	ctx = ctx.ResetErrors()39	ctx.BooleanError = true40	return deepValueEqualFinal(ctx, got, expected) == nil41}42// nilHandler is called when one of got or expected is nil (but never43// both, it is caller responsibility).44func nilHandler(ctx ctxerr.Context, got, expected reflect.Value) *ctxerr.Error {...

context_test.go

Source:context_test.go

...54		Func: "MyFunc",55		Line: 42,56	}57}58func TestContextMergeErrors(t *testing.T) {59	// No errors to merge60	ctx := ctxerr.Context{}61	if ctx.MergeErrors() != nil {62		t.Error("ctx.MergeErrors() returned a *Error")63	}64	errors := []*ctxerr.Error{}65	ctx = ctxerr.Context{66		Errors: &errors,67	}68	if ctx.MergeErrors() != nil {69		t.Error("ctx.MergeErrors() returned a *Error")70	}71	// Only 1 error to merge => itself72	firstErr := &ctxerr.Error{}73	errors = []*ctxerr.Error{firstErr}74	ctx = ctxerr.Context{75		Errors: &errors,76	}77	if ctx.MergeErrors() != firstErr {78		t.Error("ctx.MergeErrors() did not return the only one error")79	}80	// Several errors to merge81	secondErr, thirdErr := &ctxerr.Error{}, &ctxerr.Error{}82	errors = []*ctxerr.Error{firstErr, secondErr, thirdErr}83	ctx = ctxerr.Context{84		Errors: &errors,85	}86	if ctx.MergeErrors() != firstErr {87		t.Error("ctx.MergeErrors() did not return the first error")88		return89	}90	if firstErr.Next != secondErr {91		t.Error("ctx.MergeErrors() second error is not linked to first one")92		return93	}94	if secondErr.Next != thirdErr {95		t.Error("ctx.MergeErrors() third error is not linked to second one")96		return97	}98	if thirdErr.Next != nil {99		t.Error("ctx.MergeErrors() third error has a non-nil Next!")100	}101}102func TestContextCollectError(t *testing.T) {103	//104	// Only one error kept105	ctx := ctxerr.Context{}106	if ctx.CollectError(nil) != nil {107		t.Error("ctx.CollectError(nil) returned non-nil *Error")108	}109	err := ctxerr.Context{BooleanError: true}.CollectError(&ctxerr.Error{})110	if err != ctxerr.BooleanError {111		t.Error("boolean-ctx.CollectError(X) did not return BooleanError")112	}113	// !err.Location.IsInitialized() + ctx.CurOperator == nil...

context.go

Source:context.go

...82	// Else, accumulate...83	*c.Errors = append(*c.Errors, err)84	if c.MaxErrors >= 0 && len(*c.Errors) >= c.MaxErrors {85		*c.Errors = append(*c.Errors, ErrTooManyErrors)86		return c.MergeErrors()87	}88	return nil89}90// MergeErrors merges all collected errors in the first one and91// returns it. It returns nil if no errors have been collected.92func (c Context) MergeErrors() *Error {93	if c.Errors == nil || len(*c.Errors) == 0 {94		return nil95	}96	if len(*c.Errors) > 1 {97		for idx, last := 0, len(*c.Errors)-2; idx <= last; idx++ {98			(*c.Errors)[idx].Next = (*c.Errors)[idx+1]99		}100	}101	return (*c.Errors)[0]102}103// CannotCompareError returns a generic error used when the access of104// unexported fields cannot be overridden.105func (c Context) CannotCompareError() *Error {106	if c.BooleanError {...

MergeErrors

Using AI Code Generation

1import (2func main() {3	err := ctxerr.NewContextError("test error")4	err1 := errors.New("error 1")5	err2 := errors.New("error 2")6	err3 := errors.New("error 3")7	err4 := errors.New("error 4")8	err5 := errors.New("error 5")9	err6 := errors.New("error 6")10	err7 := errors.New("error 7")11	err8 := errors.New("error 8")12	err9 := errors.New("error 9")13	err10 := errors.New("error 10")14	err11 := errors.New("error 11")15	err12 := errors.New("error 12")16	err13 := errors.New("error 13")17	err14 := errors.New("error 14")18	err15 := errors.New("error 15")19	err16 := errors.New("error 16")20	err17 := errors.New("error 17")21	err18 := errors.New("error 18")22	err19 := errors.New("error 19")23	err20 := errors.New("error 20")24	err21 := errors.New("error 21")25	err22 := errors.New("error 22")26	err23 := errors.New("error

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