How to use valueAtKeyPath method of types Package

Best Ginkgo code snippet using types.valueAtKeyPath

flags.go

Source:flags.go Github

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...117 deprecatedUsage = fmt.Sprintf("[DEPRECATED] use --%s instead", name)118 } else if flag.Usage != "" {119 deprecatedUsage += " " + flag.Usage120 }121 value, ok := valueAtKeyPath(f.bindings, flag.KeyPath)122 if !ok {123 return GinkgoFlagSet{}, fmt.Errorf("could not load KeyPath: %s", flag.KeyPath)124 }125 iface, addr := value.Interface(), value.Addr().Interface()126 switch value.Type() {127 case reflect.TypeOf(string("")):128 if name != "" {129 f.flagSet.StringVar(addr.(*string), name, iface.(string), flag.Usage)130 }131 if deprecatedName != "" {132 f.flagSet.StringVar(addr.(*string), deprecatedName, iface.(string), deprecatedUsage)133 }134 case reflect.TypeOf(int64(0)):135 if name != "" {136 f.flagSet.Int64Var(addr.(*int64), name, iface.(int64), flag.Usage)137 }138 if deprecatedName != "" {139 f.flagSet.Int64Var(addr.(*int64), deprecatedName, iface.(int64), deprecatedUsage)140 }141 case reflect.TypeOf(float64(0)):142 if name != "" {143 f.flagSet.Float64Var(addr.(*float64), name, iface.(float64), flag.Usage)144 }145 if deprecatedName != "" {146 f.flagSet.Float64Var(addr.(*float64), deprecatedName, iface.(float64), deprecatedUsage)147 }148 case reflect.TypeOf(int(0)):149 if name != "" {150 f.flagSet.IntVar(addr.(*int), name, iface.(int), flag.Usage)151 }152 if deprecatedName != "" {153 f.flagSet.IntVar(addr.(*int), deprecatedName, iface.(int), deprecatedUsage)154 }155 case reflect.TypeOf(bool(true)):156 if name != "" {157 f.flagSet.BoolVar(addr.(*bool), name, iface.(bool), flag.Usage)158 }159 if deprecatedName != "" {160 f.flagSet.BoolVar(addr.(*bool), deprecatedName, iface.(bool), deprecatedUsage)161 }162 case reflect.TypeOf(time.Duration(0)):163 if name != "" {164 f.flagSet.DurationVar(addr.(*time.Duration), name, iface.(time.Duration), flag.Usage)165 }166 if deprecatedName != "" {167 f.flagSet.DurationVar(addr.(*time.Duration), deprecatedName, iface.(time.Duration), deprecatedUsage)168 }169 case reflect.TypeOf([]string{}):170 if name != "" {171 f.flagSet.Var(stringSliceVar{value}, name, flag.Usage)172 }173 if deprecatedName != "" {174 f.flagSet.Var(stringSliceVar{value}, deprecatedName, deprecatedUsage)175 }176 default:177 return GinkgoFlagSet{}, fmt.Errorf("unsupported type %T", iface)178 }179 }180 return f, nil181}182func (f GinkgoFlagSet) IsZero() bool {183 return f.flagSet == nil184}185func (f GinkgoFlagSet) WasSet(name string) bool {186 found := false187 f.flagSet.Visit(func(f *flag.Flag) {188 if f.Name == name {189 found = true190 }191 })192 return found193}194func (f GinkgoFlagSet) Lookup(name string) *flag.Flag {195 return f.flagSet.Lookup(name)196}197func (f GinkgoFlagSet) Parse(args []string) ([]string, error) {198 if f.IsZero() {199 return args, nil200 }201 err := f.flagSet.Parse(args)202 if err != nil {203 return []string{}, err204 }205 return f.flagSet.Args(), nil206}207func (f GinkgoFlagSet) ValidateDeprecations(deprecationTracker *DeprecationTracker) {208 if f.IsZero() {209 return210 }211 f.flagSet.Visit(func(flag *flag.Flag) {212 for _, ginkgoFlag := range f.flags {213 if ginkgoFlag.DeprecatedName != "" && strings.HasSuffix(flag.Name, ginkgoFlag.DeprecatedName) {214 message := fmt.Sprintf("--%s is deprecated", ginkgoFlag.DeprecatedName)215 if ginkgoFlag.Name != "" {216 message = fmt.Sprintf("--%s is deprecated, use --%s instead", ginkgoFlag.DeprecatedName, ginkgoFlag.Name)217 } else if ginkgoFlag.Usage != "" {218 message += " " + ginkgoFlag.Usage219 }220 deprecationTracker.TrackDeprecation(Deprecation{221 Message: message,222 DocLink: ginkgoFlag.DeprecatedDocLink,223 Version: ginkgoFlag.DeprecatedVersion,224 })225 }226 }227 })228}229func (f GinkgoFlagSet) Usage() string {230 if f.IsZero() {231 return ""232 }233 groupedFlags := map[GinkgoFlagSection]GinkgoFlags{}234 ungroupedFlags := GinkgoFlags{}235 managedFlags := map[string]bool{}236 extraGoFlags := []*flag.Flag{}237 for _, flag := range f.flags {238 managedFlags[flag.Name] = true239 managedFlags[flag.DeprecatedName] = true240 if flag.Name == "" {241 continue242 }243 section, ok := f.sections.Lookup(flag.SectionKey)244 if ok {245 groupedFlags[section] = append(groupedFlags[section], flag)246 } else {247 ungroupedFlags = append(ungroupedFlags, flag)248 }249 }250 f.flagSet.VisitAll(func(flag *flag.Flag) {251 if !managedFlags[flag.Name] {252 extraGoFlags = append(extraGoFlags, flag)253 }254 })255 out := ""256 for _, section := range f.sections {257 flags := groupedFlags[section]258 if len(flags) == 0 {259 continue260 }261 out += f.usageForSection(section)262 if section.Succinct {263 succinctFlags := []string{}264 for _, flag := range flags {265 if flag.Name != "" {266 succinctFlags = append(succinctFlags, fmt.Sprintf("--%s", flag.Name))267 }268 }269 out += formatter.Fiw(1, formatter.COLS, section.Style+strings.Join(succinctFlags, ", ")+"{{/}}\n")270 } else {271 for _, flag := range flags {272 out += f.usageForFlag(flag, section.Style)273 }274 }275 out += "\n"276 }277 if len(ungroupedFlags) > 0 {278 for _, flag := range ungroupedFlags {279 out += f.usageForFlag(flag, "")280 }281 out += "\n"282 }283 if len(extraGoFlags) > 0 {284 out += f.usageForSection(f.extraGoFlagsSection)285 for _, goFlag := range extraGoFlags {286 out += f.usageForGoFlag(goFlag)287 }288 }289 return out290}291func (f GinkgoFlagSet) substituteUsage() {292 fmt.Fprintln(f.flagSet.Output(), f.Usage())293}294func valueAtKeyPath(root interface{}, keyPath string) (reflect.Value, bool) {295 if len(keyPath) == 0 {296 return reflect.Value{}, false297 }298 val := reflect.ValueOf(root)299 components := strings.Split(keyPath, ".")300 for _, component := range components {301 val = reflect.Indirect(val)302 switch val.Kind() {303 case reflect.Map:304 val = val.MapIndex(reflect.ValueOf(component))305 if val.Kind() == reflect.Interface {306 val = reflect.ValueOf(val.Interface())307 }308 case reflect.Struct:309 val = val.FieldByName(component)310 default:311 return reflect.Value{}, false312 }313 if (val == reflect.Value{}) {314 return reflect.Value{}, false315 }316 }317 return val, true318}319func (f GinkgoFlagSet) usageForSection(section GinkgoFlagSection) string {320 out := formatter.F(section.Style + "{{bold}}{{underline}}" + section.Heading + "{{/}}\n")321 if section.Description != "" {322 out += formatter.Fiw(0, formatter.COLS, section.Description+"\n")323 }324 return out325}326func (f GinkgoFlagSet) usageForFlag(flag GinkgoFlag, style string) string {327 argument := flag.UsageArgument328 defValue := flag.UsageDefaultValue329 if argument == "" {330 value, _ := valueAtKeyPath(f.bindings, flag.KeyPath)331 switch value.Type() {332 case reflect.TypeOf(string("")):333 argument = "string"334 case reflect.TypeOf(int64(0)), reflect.TypeOf(int(0)):335 argument = "int"336 case reflect.TypeOf(time.Duration(0)):337 argument = "duration"338 case reflect.TypeOf(float64(0)):339 argument = "float"340 case reflect.TypeOf([]string{}):341 argument = "string"342 }343 }344 if argument != "" {345 argument = "[" + argument + "] "346 }347 if defValue != "" {348 defValue = fmt.Sprintf("(default: %s)", defValue)349 }350 hyphens := "--"351 if len(flag.Name) == 1 {352 hyphens = "-"353 }354 out := formatter.Fi(1, style+"%s%s{{/}} %s{{gray}}%s{{/}}\n", hyphens, flag.Name, argument, defValue)355 out += formatter.Fiw(2, formatter.COLS, "{{light-gray}}%s{{/}}\n", flag.Usage)356 return out357}358func (f GinkgoFlagSet) usageForGoFlag(goFlag *flag.Flag) string {359 //Taken directly from the flag package360 out := fmt.Sprintf(" -%s", goFlag.Name)361 name, usage := flag.UnquoteUsage(goFlag)362 if len(name) > 0 {363 out += " " + name364 }365 if len(out) <= 4 {366 out += "\t"367 } else {368 out += "\n \t"369 }370 out += strings.ReplaceAll(usage, "\n", "\n \t")371 out += "\n"372 return out373}374type stringSliceVar struct {375 slice reflect.Value376}377func (ssv stringSliceVar) String() string { return "" }378func (ssv stringSliceVar) Set(s string) error {379 ssv.slice.Set(reflect.AppendSlice(ssv.slice, reflect.ValueOf([]string{s})))380 return nil381}382//given a set of GinkgoFlags and bindings, generate flag arguments suitable to be passed to an application with that set of flags configured.383func GenerateFlagArgs(flags GinkgoFlags, bindings interface{}) ([]string, error) {384 result := []string{}385 for _, flag := range flags {386 name := flag.ExportAs387 if name == "" {388 name = flag.Name389 }390 if name == "" {391 continue392 }393 value, ok := valueAtKeyPath(bindings, flag.KeyPath)394 if !ok {395 return []string{}, fmt.Errorf("could not load KeyPath: %s", flag.KeyPath)396 }397 iface := value.Interface()398 switch value.Type() {399 case reflect.TypeOf(string("")):400 if iface.(string) != "" {401 result = append(result, fmt.Sprintf("--%s=%s", name, iface))402 }403 case reflect.TypeOf(int64(0)):404 if iface.(int64) != 0 {405 result = append(result, fmt.Sprintf("--%s=%d", name, iface))406 }407 case reflect.TypeOf(float64(0)):...

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valueAtKeyPath

Using AI Code Generation

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1import (2type Person struct {3}4func main() {5 person := Person{6 }7 value := reflect.ValueOf(person)8 fmt.Println(value)9 fmt.Println(value.Kind())10 fmt.Println(value.FieldByName("Name"))11 fmt.Println(value.FieldByName("Age"))12 fmt.Println(value.FieldByName("Name").Kind())13 fmt.Println(value.FieldByName("Age").Kind())14}15{John Doe 42}16import (17type Person struct {18}19func main() {20 person := Person{21 }22 value := reflect.ValueOf(person)23 fmt.Println(value)24 fmt.Println(value.Kind())25 fmt.Println(value.Field(0))26 fmt.Println(value.Field(1))27 fmt.Println(value.Field(0).Kind())28 fmt.Println(value.Field(1).Kind())29}30{John Doe 42}

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valueAtKeyPath

Using AI Code Generation

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1import (2type Person struct {3}4func main() {5 p := Person{"John", 20}6 fmt.Println(reflect.ValueOf(p).FieldByName("Name").String())7 fmt.Println(reflect.ValueOf(p).FieldByName("Age").Int())8}9import (10type Person struct {11}12func main() {13 p := Person{"John", 20}14 fmt.Println(reflect.ValueOf(p).FieldByName("Name").String())15 fmt.Println(reflect.ValueOf(p).FieldByName("Age").Int())16}17import (18type Person struct {19}20func main() {21 p := Person{"John", 20}22 fmt.Println(reflect.ValueOf(p).FieldByName("Name").String())23 fmt.Println(reflect.ValueOf(p).FieldByName("Age").Int())24}25import (26type Person struct {27}28func main() {29 p := Person{"John", 20}30 fmt.Println(reflect.ValueOf(p).FieldByName("Name").String())31 fmt.Println(reflect.ValueOf(p).FieldByName("Age").Int())32}33import (34type Person struct {35}36func main() {37 p := Person{"John", 20}38 fmt.Println(reflect.ValueOf(p).FieldByName("Name").String())39 fmt.Println(reflect.ValueOf(p).FieldByName("Age").Int())40}

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valueAtKeyPath

Using AI Code Generation

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1import (2func main() {3 m := map[string]interface{}{4 "key2": map[string]interface{}{5 },6 }7 value := types.ValueAtKeyPath(m, "key2.key3")8 fmt.Println(value)9}

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valueAtKeyPath

Using AI Code Generation

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1import (2func main() {3 m := map[string]interface{}{4 "key3": map[string]interface{}{5 },6 }7 result := types.ValueAtKeyPath(m, "key3.key4")8 fmt.Println(result)9}10import (11func main() {12 m := map[string]interface{}{13 "key3": map[string]interface{}{14 },15 }16 result := types.ValueAtKeyPath(m, "key3")17 fmt.Println(result)18}19import (20func main() {21 m := map[string]interface{}{22 "key3": map[string]interface{}{23 },24 }25 result := types.ValueAtKeyPath(m, "key6")26 fmt.Println(result)27}28import (29func main() {30 m := map[string]interface{}{31 "key3": map[string]interface{}{32 },33 }34 result := types.ValueAtKeyPath(m, "key3.key6")35 fmt.Println(result)36}

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valueAtKeyPath

Using AI Code Generation

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1import "fmt"2import "types"3func main() {4 var data = map[string]interface{}{5 "path": map[string]interface{}{6 "to": map[string]interface{}{7 },8 },9 }10 fmt.Println(types.ValueAtKeyPath(data, path))11}12import "reflect"13func ValueAtKeyPath(data map[string]interface{}, path string) interface{} {14 var keys = SplitKeyPath(path)15 for _, key := range keys {16 value = value[key].(map[string]interface{})17 }18}19import "strings"20func SplitKeyPath(path string) []string {21 return strings.Split(path, ".")22}

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valueAtKeyPath

Using AI Code Generation

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1import (2type person struct {3}4func main() {5 var p = person{name: "John"}6 var m = map[string]interface{}{"name": "John", "age": 20, "person": p}7 var v = valueAtKeyPath(m, "person.name")8 fmt.Println(v)9}10func valueAtKeyPath(object interface{}, keyPath string) interface{} {11 var value = reflect.ValueOf(object)12 var keys = keyPathComponents(keyPath)13 for _, key := range keys {14 var valueType = value.Type()15 if valueType.Kind() == reflect.Map {16 var mapValue = value.MapIndex(reflect.ValueOf(key))17 if !mapValue.IsValid() {18 }19 } else if valueType.Kind() == reflect.Slice {20 var index = parseInt(key)21 if index < 0 || index >= value.Len() {22 }23 value = value.Index(index)24 } else if valueType.Kind() == reflect.Ptr {25 value = value.Elem()26 } else {27 }28 }29 return value.Interface()30}31func keyPathComponents(keyPath string) []string {32 var keys = make([]string, 0)33 var keyPathLength = len(keyPath)34 for i := 0; i < keyPathLength; i++ {35 var char = string(keyPath[i])36 if char == "." {37 keys = append(keys, currentKey)38 } else {39 }40 }41 if currentKey != "" {42 keys = append(keys, currentKey)43 }44}45func parseInt(s string) int {46 var i, err = strconv.Atoi(s)47 if err != nil {48 }49}

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