How to use getArgNames method of main Package

Best Mock code snippet using main.getArgNames

mockgen.go

Source:mockgen.go

...331}332// GenerateMockMethod generates a mock method implementation.333// If non-empty, pkgOverride is the package in which unqualified types reside.334func (g *generator) GenerateMockMethod(mockType string, m *model.Method, pkgOverride string) error {335	argNames := g.getArgNames(m)336	argTypes := g.getArgTypes(m, pkgOverride)337	argString := makeArgString(argNames, argTypes)338	rets := make([]string, len(m.Out))339	for i, p := range m.Out {340		rets[i] = p.Type.String(g.packageMap, pkgOverride)341	}342	retString := strings.Join(rets, ", ")343	if len(rets) > 1 {344		retString = "(" + retString + ")"345	}346	if retString != "" {347		retString = " " + retString348	}349	ia := newIdentifierAllocator(argNames)350	idRecv := ia.allocateIdentifier("m")351	g.p("// %v mocks base method", m.Name)352	g.p("func (%v *%v) %v(%v)%v {", idRecv, mockType, m.Name, argString, retString)353	g.in()354	var callArgs string355	if m.Variadic == nil {356		if len(argNames) > 0 {357			callArgs = ", " + strings.Join(argNames, ", ")358		}359	} else {360		// Non-trivial. The generated code must build a []interface{},361		// but the variadic argument may be any type.362		idVarArgs := ia.allocateIdentifier("varargs")363		idVArg := ia.allocateIdentifier("a")364		g.p("%s := []interface{}{%s}", idVarArgs, strings.Join(argNames[:len(argNames)-1], ", "))365		g.p("for _, %s := range %s {", idVArg, argNames[len(argNames)-1])366		g.in()367		g.p("%s = append(%s, %s)", idVarArgs, idVarArgs, idVArg)368		g.out()369		g.p("}")370		callArgs = ", " + idVarArgs + "..."371	}372	if len(m.Out) == 0 {373		g.p(`%v.ctrl.Call(%v, %q%v)`, idRecv, idRecv, m.Name, callArgs)374	} else {375		idRet := ia.allocateIdentifier("ret")376		g.p(`%v := %v.ctrl.Call(%v, %q%v)`, idRet, idRecv, idRecv, m.Name, callArgs)377		// Go does not allow "naked" type assertions on nil values, so we use the two-value form here.378		// The value of that is either (x.(T), true) or (Z, false), where Z is the zero value for T.379		// Happily, this coincides with the semantics we want here.380		retNames := make([]string, len(rets))381		for i, t := range rets {382			retNames[i] = ia.allocateIdentifier(fmt.Sprintf("ret%d", i))383			g.p("%s, _ := %s[%d].(%s)", retNames[i], idRet, i, t)384		}385		g.p("return " + strings.Join(retNames, ", "))386	}387	g.out()388	g.p("}")389	return nil390}391func (g *generator) GenerateMockRecorderMethod(mockType string, m *model.Method) error {392	argNames := g.getArgNames(m)393	var argString string394	if m.Variadic == nil {395		argString = strings.Join(argNames, ", ")396	} else {397		argString = strings.Join(argNames[:len(argNames)-1], ", ")398	}399	if argString != "" {400		argString += " interface{}"401	}402	if m.Variadic != nil {403		if argString != "" {404			argString += ", "405		}406		argString += fmt.Sprintf("%s ...interface{}", argNames[len(argNames)-1])407	}408	ia := newIdentifierAllocator(argNames)409	idRecv := ia.allocateIdentifier("mr")410	g.p("// %v indicates an expected call of %v", m.Name, m.Name)411	g.p("func (%s *%vMockRecorder) %v(%v) *gomock.Call {", idRecv, mockType, m.Name, argString)412	g.in()413	var callArgs string414	if m.Variadic == nil {415		if len(argNames) > 0 {416			callArgs = ", " + strings.Join(argNames, ", ")417		}418	} else {419		if len(argNames) == 1 {420			// Easy: just use ... to push the arguments through.421			callArgs = ", " + argNames[0] + "..."422		} else {423			// Hard: create a temporary slice.424			idVarArgs := ia.allocateIdentifier("varargs")425			g.p("%s := append([]interface{}{%s}, %s...)",426				idVarArgs,427				strings.Join(argNames[:len(argNames)-1], ", "),428				argNames[len(argNames)-1])429			callArgs = ", " + idVarArgs + "..."430		}431	}432	g.p(`return %s.mock.ctrl.RecordCallWithMethodType(%s.mock, "%s", reflect.TypeOf((*%s)(nil).%s)%s)`, idRecv, idRecv, m.Name, mockType, m.Name, callArgs)433	g.out()434	g.p("}")435	return nil436}437func (g *generator) getArgNames(m *model.Method) []string {438	argNames := make([]string, len(m.In))439	for i, p := range m.In {440		name := p.Name441		if name == "" {442			name = fmt.Sprintf("arg%d", i)443		}444		argNames[i] = name445	}446	if m.Variadic != nil {447		name := m.Variadic.Name448		if name == "" {449			name = fmt.Sprintf("arg%d", len(m.In))450		}451		argNames = append(argNames, name)...

getArgNames

Using AI Code Generation

1import (2func main() {3	fmt.Println(getArgNames())4}5import (6func main() {7	fmt.Println(getArgNames())8}9import (10func main() {11	fmt.Println(getArgNames())12}13import (14func main() {15	fmt.Println(getArgNames())16}17import (18func main() {19	fmt.Println(getArgNames())20}21import (22func main() {23	fmt.Println(getArgNames())24}25import (26func main() {27	fmt.Println(getArgNames())28}29import (30func main() {31	fmt.Println(getArgNames())32}33import (34func main() {35	fmt.Println(getArgNames())36}37import (38func main() {39	fmt.Println(getArgNames())40}41import (42func main() {43	fmt.Println(getArgNames())44}45import (46func main() {47	fmt.Println(getArgNames())48}49import (50func main() {51	fmt.Println(getArgNames())52}

getArgNames

Using AI Code Generation

1import (2func main() {3    fmt.Println(getArgNames())4}5import (6func main() {7    fmt.Println(getArgNames())8}9import (10func main() {11    fmt.Println(getArgNames())12}13./1.go:9:6: getArgNames undefined (type main has no field or method getArgNames)14./2.go:9:6: getArgNames undefined (type main has no field or method getArgNames)15./3.go:9:6: getArgNames undefined (type main has no field or method getArgNames)16./1.go:9:6: getArgNames undefined (type main has no field or method getArgNames)17./2.go:9:6: getArgNames undefined (type main has no field or method getArgNames)18./3.go:9:6: getArgNames undefined (type main has no field or method getArgNames)19./1.go:9:6: getArgNames undefined (type main has no field or method getArgNames)20./2.go:9:6: getArgNames undefined (type main has no field or method getArgNames)21./3.go:9:6: getArgNames undefined (type main has no field or method getArgNames)

getArgNames

Using AI Code Generation

1import (2func main() {3	fmt.Println(getArgNames(1, 2, 3, 4))4}5func getArgNames(args ...interface{}) []string {6	names := make([]string, len(args))7	for i, arg := range args {8		names[i] = runtime.FuncForPC(reflect.ValueOf(arg).Pointer()).Name()9	}10}

getArgNames

Using AI Code Generation

1import (2func main() {3    fmt.Println(getArgNames(1, 2, 3))4}5func getArgNames(args ...interface{}) []string {6    for _, arg := range args {7        names = append(names, reflect.ValueOf(arg).String())8    }9}

getArgNames

Using AI Code Generation

1import (2func main() {3	fmt.Println(getArgNames(1, 2, 3, 4, 5, 6))4}5import (6func getArgNames(args ...interface{}) []string {7	for _, arg := range args {8		argNames = append(argNames, reflect.TypeOf(arg).Name())9	}10}

getArgNames

Using AI Code Generation

1import (2func main() {3	fmt.Println(getArgNames())4}5import (6func getArgNames() []string {7	funcName := reflect.ValueOf(getArgNames).Pointer()8	funcObj := reflect.ValueOf(funcName).Elem().Interface()9	funcType := reflect.TypeOf(funcObj)10	argNames := make([]string, funcType.NumIn())11	for i := 0; i < funcType.NumIn(); i++ {12		argNames[i] = funcType.In(i).Name()13	}14}

getArgNames

Using AI Code Generation

1import (2func main() {3	fmt.Println(getArgNames())4}5func getArgNames() []string {6	pc, _, _, ok := runtime.Caller(1)7	if !ok {8	}9	f := runtime.FuncForPC(pc)10	if f == nil {11	}12	fn := f.Name()13	fm := runtime.FuncForPC(pc)14	if fm == nil {15	}16	v := reflect.ValueOf(fm)17	fmt.Println(v.MethodByName("Type"))18	fmt.Println(v.MethodByName("Type").Call(nil))19	fmt.Println(v.MethodByName("Type").Call(nil)[0])20	fmt.Println(v.MethodByName("Type").Call(nil)[0].Type())21	fmt.Println(v.MethodByName("Type").Call(nil)[0].Type().NumField())22	fmt.Println(v.MethodByName("Type").Call(nil)[0].Type().Field(0))23	fmt.Println(v.MethodByName("Type").Call(nil)[0].Type().Field(0).Name)

getArgNames

Using AI Code Generation

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

getArgNames

Using AI Code Generation

1import (2func main() {3	fmt.Println(getArgNames(add))4}5func getArgNames(f interface{}) []string {6	rf := reflect.ValueOf(f)7	if rf.Kind() != reflect.Func {8	}9	rt := rf.Type()10	n := rt.NumIn()11	names := make([]string, n)12	for i := 0; i < n; i++ {13		names[i] = runtime.FuncForPC(rt.In(i).PkgPath()).Name()14	}15}16func add(a, b int) int {17}18import (19func main() {20	fmt.Println(getArgNames(add))21}22func getArgNames(f interface{}) []string {23	rf := reflect.ValueOf(f)24	if rf.Kind() != reflect.Func {25	}26	rt := rf.Type()27	n := rt.NumIn()28	names := make([]string, n)29	for i := 0; i < n; i++ {

getArgNames

Using AI Code Generation

1func main() {2    callerName := getFunctionName()3    callerCallerName := getFunctionName(1)4    callerCallerCallerName := getFunctionName(2)5    fmt.Println("Caller Name: ", callerName)6    fmt.Println("Caller Caller Name: ", callerCallerName)7    fmt.Println("Caller Caller Caller Name: ", callerCallerCallerName)8}9func main() {10    callerName := getFunctionName()11    callerCallerName := getFunctionName(1)12    callerCallerCallerName := getFunctionName(2)13    fmt.Println("Caller Name: ", callerName)14    fmt.Println("Caller Caller Name: ", callerCallerName)15    fmt.Println("Caller Caller Caller Name: ", callerCallerCallerName)16}17func main() {18    callerName := getFunctionName()19    callerCallerName := getFunctionName(1)20    callerCallerCallerName := getFunctionName(2)21    fmt.Println("Caller Name: ", callerName)22    fmt.Println("Caller Caller Name: ", callerCallerName)23    fmt.Println("Caller Caller Caller Name: ", callerCallerCallerName)24}25func main() {26    callerName := getFunctionName()27    callerCallerName := getFunctionName(1)

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