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How to use Parse method of cmd Package

Best Gauge code snippet using cmd.Parse

main.go

Source:main.go

...12	app := cli.New()13	cli.HandleDefaultSections(app)14	handleBrokerSection(app)15	handleTopicSection(app)16	kingpin.MustParse(app.Parse(cli.GetArguments()))17}18type BrokerHandler struct {19	broker string20}21func (cmd *BrokerHandler) runList(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {22	responseBytes, err := client.HTTPServiceGet("v1/brokers")23	if err != nil {24		client.PrintMessageAndExit(err.Error())25	} else {26		client.PrintJSONBytes(responseBytes)27	}28	return nil29}30func (cmd *BrokerHandler) runView(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {31	responseBytes, err := client.HTTPServiceGet(fmt.Sprintf("v1/brokers/%s", cmd.broker))32	if err != nil {33		client.PrintMessageAndExit(err.Error())34	} else {35		client.PrintJSONBytes(responseBytes)36	}37	return nil38}39func handleBrokerSection(app *kingpin.Application) {40	cmd := &BrokerHandler{}41	broker := app.Command("broker", "Kafka broker information")42	broker.Command(43		"list",44		"Lists all broker ids in the service").Action(cmd.runList)45	get := broker.Command(46		"get",47		"View a single broker").Action(cmd.runView)48	get.Arg("id", "id of broker").StringVar(&cmd.broker)49}50type TopicHandler struct {51	topic               string52	createPartitions    int53	createReplication   int54	offsetsTime         string55	partitionCount      int56	produceMessageCount int57}58func (cmd *TopicHandler) runList(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {59	responseBytes, err := client.HTTPServiceGet("v1/topics")60	if err != nil {61		client.PrintMessageAndExit(err.Error())62	} else {63		client.PrintJSONBytes(responseBytes)64	}65	return nil66}67func (cmd *TopicHandler) runDescribe(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {68	responseBytes, err := client.HTTPServiceGet(fmt.Sprintf("v1/topics/%s", cmd.topic))69	if err != nil {70		client.PrintMessageAndExit(err.Error())71	} else {72		client.PrintJSONBytes(responseBytes)73	}74	return nil75}76func (cmd *TopicHandler) runCreate(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {77	query := url.Values{}78	query.Set("partitions", strconv.FormatInt(int64(cmd.createPartitions), 10))79	query.Set("replication", strconv.FormatInt(int64(cmd.createReplication), 10))80	responseBytes, err := client.HTTPServicePutQuery(fmt.Sprintf("v1/topics/%s", cmd.topic), query.Encode())81	if err != nil {82		client.PrintMessageAndExit(err.Error())83	} else {84		client.PrintJSONBytes(responseBytes)85	}86	return nil87}88func (cmd *TopicHandler) runUnavailablePartitions(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {89	responseBytes, err := client.HTTPServiceGet("v1/topics/unavailable_partitions")90	if err != nil {91		client.PrintMessage(err.Error())92	} else {93		client.PrintJSONBytes(responseBytes)94	}95	return nil96}97func (cmd *TopicHandler) runUnderReplicatedPartitions(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {98	responseBytes, err := client.HTTPServiceGet("v1/topics/under_replicated_partitions")99	if err != nil {100		client.PrintMessageAndExit(err.Error())101	} else {102		client.PrintJSONBytes(responseBytes)103	}104	return nil105}106func (cmd *TopicHandler) runPartitions(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {107	query := url.Values{}108	query.Set("name", cmd.topic)109	query.Set("partitions", strconv.FormatInt(int64(cmd.partitionCount), 10))110	responseBytes, err := client.HTTPServicePutQuery(fmt.Sprintf("v1/topics/%s/operation/partitions", cmd.topic), query.Encode())111	if err != nil {112		client.PrintMessageAndExit(err.Error())113	} else {114		client.PrintJSONBytes(responseBytes)115	}116	return nil117}118func (cmd *TopicHandler) runProducerTest(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {119	query := url.Values{}120	query.Set("messages", strconv.FormatInt(int64(cmd.produceMessageCount), 10))121	responseBytes, err := client.HTTPServicePutQuery(fmt.Sprintf("v1/topics/%s/operation/producer-test", cmd.topic), query.Encode())122	if err != nil {123		client.PrintMessageAndExit(err.Error())124	} else {125		client.PrintJSONBytes(responseBytes)126	}127	return nil128}129func (cmd *TopicHandler) runProducerTestTLS(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {130	query := url.Values{}131	query.Set("messages", strconv.FormatInt(int64(cmd.produceMessageCount), 10))132	responseBytes, err := client.HTTPServicePutQuery(fmt.Sprintf("v1/topics/%s/operation/producer-test-tls", cmd.topic), query.Encode())133	if err != nil {134		client.PrintMessageAndExit(err.Error())135	} else {136		client.PrintJSONBytes(responseBytes)137	}138	return nil139}140func (cmd *TopicHandler) runDelete(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {141	responseBytes, err := client.HTTPServiceDelete(fmt.Sprintf("v1/topics/%s", cmd.topic))142	if err != nil {143		client.PrintMessageAndExit(err.Error())144	} else {145		client.PrintJSONBytes(responseBytes)146	}147	return nil148}149func (cmd *TopicHandler) runOffsets(a *kingpin.Application, e *kingpin.ParseElement, c *kingpin.ParseContext) error {150	var timeVal int64151	var err error152	switch cmd.offsetsTime {153	case "first":154		timeVal = -2155	case "last":156		timeVal = -1157	default:158		timeVal, err = strconv.ParseInt(cmd.offsetsTime, 10, 64)159		if err != nil {160			log.Fatalf("Invalid value '%s' for --time (expected integer, 'first', or 'last'): %s", cmd.offsetsTime, err)161		}162	}163	query := url.Values{}164	query.Set("time", strconv.FormatInt(timeVal, 10))165	responseBytes, err := client.HTTPServiceGetQuery(fmt.Sprintf("v1/topics/%s/offsets", cmd.topic), query.Encode())166	if err != nil {167		client.PrintMessageAndExit(err.Error())168	} else {169		client.PrintJSONBytes(responseBytes)170	}171	return nil172}...

root.go

Source:root.go

...4	"github.com/spf13/cobra"5)6type ErrorHandling int7const (8	ContinueOnParseError ErrorHandling = 19	ExitOnParseError ErrorHandling = 210	PanicOnParseError ErrorHandling = 311	ReturnOnDevidedByZero ErrorHandling = 412	PanicOnDividedByZero ErrorHandling = 513)14type OpType int15const (16	ADD OpType = 117	MINUS OpType = 218	MULTIPLY OpType = 319	DIVIDE OpType = 420)21var (22	parseHandling int23)24func NewRootCmd() *cobra.Command {25	rootCmd := &cobra.Command{26		Use: "math",27		Short: "math calc the accumulative result",28		Run: func(cmd *cobra.Command, args []string){29			Error(cmd, args, errors.New("unrecognized subcommand"))30		},31	}32	rootCmd.PersistentFlags().IntVarP(&parseHandling, "parse_error", "p", int(ContinueOnParseError), "do what when parse args error")33	// add sub commands34	rootCmd.AddCommand(NewAddCmd())35	rootCmd.AddCommand(NewMinusCmd())36	rootCmd.AddCommand(NewDividedCmd())37	rootCmd.AddCommand(NewMultiplyCmd())38	return rootCmd39}

Parse

Using AI Code Generation

1import (2func main() {3	flag.StringVar(&svar, "svar", "bar", "a string var")4	flag.Parse()5	fmt.Println("svar:", svar)6	fmt.Println("tail:", flag.Args())7}8import (9func main() {10	flag.StringVar(&svar, "svar", "bar", "a string var")11	flag.Parse()12	fmt.Println("svar:", svar)13	fmt.Println("tail:", flag.Args())14}15import (16func main() {17	flag.StringVar(&svar, "svar", "bar", "a string var")18	flag.Parse()19	fmt.Println("svar:", svar)20	fmt.Println("tail:", flag.Args())21}22import (23func main() {24	flag.StringVar(&svar, "svar", "bar", "a string var")25	flag.Parse()26	fmt.Println("svar:", svar)27	fmt.Println("tail:", flag.Args())28}29import (30func main() {31	flag.StringVar(&svar, "svar", "bar", "a string var")32	flag.Parse()33	fmt.Println("svar:", svar)34	fmt.Println("tail:", flag.Args())35}36import (37func main() {38	flag.StringVar(&svar, "svar", "bar", "a string var")39	flag.Parse()40	fmt.Println("svar:", svar)41	fmt.Println("tail:", flag.Args())42}43import (44func main() {45	flag.StringVar(&svar, "s

Parse

Using AI Code Generation

1import (2func main() {3	var name = flag.String("name", "everyone", "The greeting object.")4	flag.Parse()5	fmt.Printf("Hello, %s!6}7        The greeting object. (default "everyone")8        The greeting object. (default "everyone")9        The greeting object. (default "everyone")10        The greeting object. (default "everyone")112. flag.Args()12import (13func main() {14	flag.Parse()15	fmt.Println("Hello, World!")16	fmt.Println(flag.Args())17}183. flag.NArg()19import (20func main() {21	flag.Parse()22	fmt.Println("Hello, World!")23	fmt.Println(flag.NArg())24}

Parse

Using AI Code Generation

1import (2func main() {3	flag.StringVar(&svar, "flagname", "defaultvalue", "help message for flagname")4	flag.Parse()5	fmt.Println(svar)6}7import (8func main() {9	flag.StringVar(&svar, "flagname", "defaultvalue", "help message for flagname")10	flag.Parse()11	fmt.Println(svar)12}13Recommended Posts: Go | flag.Parse() function

Parse

Using AI Code Generation

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

Parse

Using AI Code Generation

1import (2func main() {3    var n = flag.Bool("n", false, "omit trailing newline")4    var sep = flag.String("s", " ", "separator")5    flag.Parse()6    fmt.Print(strings.Join(flag.Args(), *sep))7    if !*n {8        fmt.Println()9    }10}11import (12func main() {13    var n = flag.Bool("n", false, "omit trailing newline")14    var sep = flag.String("s", " ", "separator")15    flag.Parse()16    fmt.Print(strings.Join(flag.Args(), *sep))17    if !*n {18        fmt.Println()19    }20}

Parse

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello World")4	fmt.Println(cmd)5}6import (7func main() {8	fmt.Println("Hello World")9	var name = flag.String("name", "default", "name of the user")10	flag.Parse()11	fmt.Println(*name)12}13import (14func main() {15	fmt.Println("Hello World")16	var name = flag.String("name", "default", "name of the user")17	var age = flag.Int("age", 25, "age of the user")18	flag.Parse()19	fmt.Println(*name)20	fmt.Println(*age)21}22import (23func main() {24	fmt.Println("Hello World")25	var name = flag.String("name", "default", "name of the user")26	var age = flag.Int("age", 25, "age of the user")27	flag.Parse()28	fmt.Println(*name)29	fmt.Println(*age)30}31import (32func main() {33	fmt.Println("Hello World")34	var name = flag.String("name", "default", "name of the user")35	var age = flag.Int("age", 25, "age of the user")36	flag.Parse()37	fmt.Println(*name)38	fmt.Println(*age)39}40import (41func main() {42	fmt.Println("Hello World")43	var name = flag.String("name", "default", "name of the user")44	var age = flag.Int("age", 25, "age of the user")45	flag.Parse()46	fmt.Println(*name)47	fmt.Println(*age)48}49import (50func main() {51	fmt.Println("Hello World")52	var name = flag.String("name",

Parse

Using AI Code Generation

1import (2func main() {3	flag.Parse()4	fmt.Println("command line arguments are:", os.Args[1:])5}6import (7func main() {8	flag.CommandLine.Parse(os.Args[1:])9	fmt.Println("command line arguments are:", os.Args[1:])10}11import (12func main() {13	flag.Parse()14	fmt.Println("command line arguments are:", os.Args[1:])15}16import (17func main() {18	flag.Parse()19	fmt.Println("command line arguments are:", flag.Args())20}21import (22func main() {23	flag.Parse()24	fmt.Println("command line

Parse

Using AI Code Generation

1import (2func main() {3    flagname := flag.Int("flagname", 1234, "help message for flagname")4    flag.Parse()5    fmt.Println("value of flagname is ", *flagname)6}7import (8func main() {9    flagname := flag.Int("flagname", 1234, "help message for flagname")10    flag.Parse()11    fmt.Println("value of flagname is ", *flagname)12}13import (14func main() {15    flagname := flag.Int("flagname", 1234, "help message for flagname")16    flag.Parse()17    fmt.Println("value of flagname is ", *flagname)18}19import (20func main() {21    flagname := flag.Int("flagname", 1234, "help message for flagname")22    flag.Parse()23    fmt.Println("value of flagname is ", *flagname)24}25import (26func main() {27    flagname := flag.Int("flagname", 123

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