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How to use RunAndExit method of command Package
Best Ginkgo code snippet using command.RunAndExit
program_test.go
Source:program_test.go 
...55 }56 })57 Context("when called with no subcommand", func() {58 BeforeEach(func() {59 program.RunAndExit([]string{"omicron"}) //os.Args always includes the name of the program as the first element60 })61 It("runs the default command", func() {62 Ω(rt).Should(HaveTracked("alpha", "exit"))63 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))64 Ω(buf.Contents()).Should(BeEmpty())65 })66 })67 Context("when called with the default command's name", func() {68 BeforeEach(func() {69 program.RunAndExit([]string{"omicron", "alpha", "args1", "args2"})70 })71 It("runs the default command", func() {72 Ω(rt).Should(HaveTracked("alpha", "exit"))73 Ω(rt).Should(HaveRunWithData("alpha", "Args", []string{"args1", "args2"}))74 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))75 Ω(buf.Contents()).Should(BeEmpty())76 })77 })78 Context("when called with a subcommand", func() {79 BeforeEach(func() {80 program.RunAndExit([]string{"omicron", "beta"})81 })82 It("runs that subcommand", func() {83 Ω(rt).Should(HaveTracked("beta", "exit"))84 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))85 Ω(buf.Contents()).Should(BeEmpty())86 })87 })88 Context("when called with an unknown subcommand", func() {89 BeforeEach(func() {90 program.RunAndExit([]string{"omicron", "xi"})91 })92 It("calls the default command with arguments", func() {93 Ω(rt).Should(HaveTracked("alpha", "exit"))94 Ω(rt).Should(HaveRunWithData("alpha", "Args", []string{"xi"}))95 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))96 Ω(buf.Contents()).Should(BeEmpty())97 })98 })99 Context("when passed arguments and additional arguments", func() {100 BeforeEach(func() {101 program.RunAndExit([]string{"omicron", "gamma", "arg1", "-arg2", "--", "addArg1", "addArg2"})102 })103 It("passes both in", func() {104 Ω(rt).Should(HaveTracked("gamma", "exit"))105 Ω(rt).Should(HaveRunWithData("gamma", "Args", []string{"arg1", "-arg2"}, "AdditionalArgs", []string{"addArg1", "addArg2"}))106 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))107 Ω(buf.Contents()).Should(BeEmpty())108 })109 })110 DescribeTable("Emitting help when asked",111 func(args []string) {112 program.RunAndExit(args)113 Ω(rt).Should(HaveTracked("exit"))114 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))115 //HavePrefix to avoid trailing whitespace causing failures116 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{117 "Omicron v2.0.0",118 "{{gray}}--------------{{/}}",119 "For usage information for a command, run {{bold}}omicron help COMMAND{{/}}.",120 "For usage information for the default command, run {{bold}}omicron help omicron{{/}} or {{bold}}omicron help alpha{{/}}.",121 "",122 "The following commands are available:",123 " {{bold}}omicron{{/}} or omicron {{bold}}alpha{{/}} - {{gray}}alpha usage{{/}}",124 " such usage!",125 " {{bold}}beta{{/}} - {{gray}}beta usage{{/}}",126 " such usage!",127 " {{bold}}gamma{{/}} - {{gray}}{{/}}",128 " {{bold}}zeta{{/}} - {{gray}}{{/}}",129 }, "\n")))130 },131 func(args []string) string {132 return fmt.Sprintf("with %s", args[1])133 },134 Entry(nil, []string{"omicron", "help"}),135 Entry(nil, []string{"omicron", "-help"}),136 Entry(nil, []string{"omicron", "--help"}),137 Entry(nil, []string{"omicron", "-h"}),138 Entry(nil, []string{"omicron", "--h"}),139 )140 DescribeTable("Emitting help for the default command",141 func(args []string) {142 program.RunAndExit(args)143 Ω(rt).Should(HaveTracked("exit"))144 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))145 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{146 "{{bold}}alpha usage{{/}}",147 "{{gray}}-----------{{/}}",148 "such usage!",149 }, "\n")))150 },151 func(args []string) string {152 return fmt.Sprintf("with %s %s", args[1], args[2])153 },154 Entry(nil, []string{"omicron", "help", "omicron"}),155 Entry(nil, []string{"omicron", "-help", "omicron"}),156 Entry(nil, []string{"omicron", "--help", "omicron"}),157 Entry(nil, []string{"omicron", "-h", "omicron"}),158 Entry(nil, []string{"omicron", "--h", "omicron"}),159 Entry(nil, []string{"omicron", "help", "alpha"}),160 Entry(nil, []string{"omicron", "-help", "alpha"}),161 Entry(nil, []string{"omicron", "--help", "alpha"}),162 Entry(nil, []string{"omicron", "-h", "alpha"}),163 Entry(nil, []string{"omicron", "--h", "alpha"}),164 Entry(nil, []string{"omicron", "alpha", "-help"}),165 Entry(nil, []string{"omicron", "alpha", "--help"}),166 Entry(nil, []string{"omicron", "alpha", "-h"}),167 Entry(nil, []string{"omicron", "alpha", "--h"}),168 )169 DescribeTable("Emitting help for a known subcommand",170 func(args []string) {171 program.RunAndExit(args)172 Ω(rt).Should(HaveTracked("exit"))173 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))174 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{175 "{{bold}}beta usage{{/}}",176 "{{gray}}----------{{/}}",177 "such usage!",178 "",179 " --decay-rate{{/}} [float] {{gray}}{{/}}",180 " {{light-gray}}set the decay rate, in years{{/}}",181 }, "\n")))182 },183 func(args []string) string {184 return fmt.Sprintf("with %s %s", args[1], args[2])185 },186 Entry(nil, []string{"omicron", "help", "beta"}),187 Entry(nil, []string{"omicron", "-help", "beta"}),188 Entry(nil, []string{"omicron", "--help", "beta"}),189 Entry(nil, []string{"omicron", "-h", "beta"}),190 Entry(nil, []string{"omicron", "--h", "beta"}),191 Entry(nil, []string{"omicron", "beta", "-help"}),192 Entry(nil, []string{"omicron", "beta", "--help"}),193 Entry(nil, []string{"omicron", "beta", "-h"}),194 Entry(nil, []string{"omicron", "beta", "--h"}),195 )196 DescribeTable("Emitting help for an unknown subcommand",197 func(args []string) {198 program.RunAndExit(args)199 Ω(rt).Should(HaveTracked("exit"))200 Ω(rt).Should(HaveRunWithData("exit", "Code", 1))201 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{202 "{{red}}Unknown Command: {{bold}}xi{{/}}",203 "",204 "Omicron v2.0.0",205 "{{gray}}--------------{{/}}",206 "For usage information for a command, run {{bold}}omicron help COMMAND{{/}}.",207 "For usage information for the default command, run {{bold}}omicron help omicron{{/}} or {{bold}}omicron help alpha{{/}}.",208 "",209 "The following commands are available:",210 " {{bold}}omicron{{/}} or omicron {{bold}}alpha{{/}} - {{gray}}alpha usage{{/}}",211 " such usage!",212 " {{bold}}beta{{/}} - {{gray}}beta usage{{/}}",213 " such usage!",214 " {{bold}}gamma{{/}} - {{gray}}{{/}}",215 " {{bold}}zeta{{/}} - {{gray}}{{/}}",216 }, "\n")))217 },218 func(args []string) string {219 return fmt.Sprintf("with %s %s", args[1], args[2])220 },221 Entry(nil, []string{"omicron", "help", "xi"}),222 Entry(nil, []string{"omicron", "-help", "xi"}),223 Entry(nil, []string{"omicron", "--help", "xi"}),224 Entry(nil, []string{"omicron", "-h", "xi"}),225 Entry(nil, []string{"omicron", "--h", "xi"}),226 Entry(nil, []string{"omicron", "xi", "-help"}),227 Entry(nil, []string{"omicron", "xi", "--help"}),228 Entry(nil, []string{"omicron", "xi", "-h"}),229 Entry(nil, []string{"omicron", "xi", "--h"}),230 )231 Context("when called with a deprecated command", func() {232 BeforeEach(func() {233 program.RunAndExit([]string{"omicron", "delta"})234 })235 It("lets the user know the command is deprecated", func() {236 Ω(rt).Should(HaveTracked("exit"))237 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))238 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{239 "{{light-yellow}}You're using deprecated Ginkgo functionality:{{/}}",240 "{{light-yellow}}============================================={{/}}",241 " {{yellow}}delta is for deprecated{{/}}",242 }, "\n")))243 })244 })245 Context("when a deprecated flag is used", func() {246 BeforeEach(func() {247 program.RunAndExit([]string{"omicron", "beta", "-old"})248 })249 It("lets the user know a deprecated flag was used", func() {250 Ω(rt).Should(HaveTracked("beta", "exit"))251 Ω(rt).Should(HaveRunWithData("exit", "Code", 0))252 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{253 "{{light-yellow}}You're using deprecated Ginkgo functionality:{{/}}",254 "{{light-yellow}}============================================={{/}}",255 " {{yellow}}--old is deprecated{{/}}",256 }, "\n")))257 })258 })259 Context("when an unknown flag is used", func() {260 BeforeEach(func() {261 program.RunAndExit([]string{"omicron", "beta", "-zanzibar"})262 })263 It("emits usage for the associated subcommand", func() {264 Ω(rt).Should(HaveTracked("exit"))265 Ω(rt).Should(HaveRunWithData("exit", "Code", 1))266 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{267 "{{red}}{{bold}}omicron beta{{/}} {{red}}failed{{/}}",268 " flag provided but not defined: -zanzibar",269 "",270 "{{bold}}beta usage{{/}}",271 "{{gray}}----------{{/}}",272 "such usage!",273 "",274 " --decay-rate{{/}} [float] {{gray}}{{/}}",275 " {{light-gray}}set the decay rate, in years{{/}}",276 }, "\n")))277 })278 })279 Context("when a subcommand aborts", func() {280 BeforeEach(func() {281 program.RunAndExit([]string{"omicron", "zeta"})282 })283 It("emits information about the error", func() {284 Ω(rt).Should(HaveTracked("zeta", "exit"))285 Ω(rt).Should(HaveRunWithData("exit", "Code", 17))286 Ω(string(buf.Contents())).Should(HavePrefix(strings.Join([]string{287 "{{red}}{{bold}}omicron zeta{{/}} {{red}}failed{{/}}",288 " Kaboom!",289 }, "\n")))290 })291 })292})...
main.go
Source:main.go
...28 Short: "",29 Run: runMonitor,30 },31 }32 cli.RunAndExit(commands, cli.Usage("secop", help, commands))33}...
RunAndExit
Using AI Code Generation
1import (2func main() {3 cmd := exec.Command("ls", "-l")4 err := cmd.Run()5 if err != nil {6 fmt.Println("Error: ", err)7 os.Exit(1)8 }9 fmt.Println("Command finished successfully")10}11import (12func main() {13 cmd := exec.Command("ls", "-l")14 output, err := cmd.Output()15 if err != nil {16 fmt.Println("Error: ", err)17 }18 fmt.Println("Command finished successfully")19 fmt.Println(string(output))20}21import (22func main() {23 cmd := exec.Command("ls", "-l")24 output, err := cmd.CombinedOutput()25 if err != nil {26 fmt.Println("Error: ", err)27 }28 fmt.Println("Command finished successfully")29 fmt.Println(string(output))30}31import (32func main() {33 cmd := exec.Command("ls", "-l")34 err := cmd.Start()35 if err != nil {36 fmt.Println("Error: ", err)37 }38 fmt.Println("Command started successfully")39 err = cmd.Wait()40 if err != nil {41 fmt.Println("Error: ", err)42 }43 fmt.Println("Command finished successfully")44}45import (46func main() {47 cmd := exec.Command("ls", "-l")48 stdout, err := cmd.StdoutPipe()49 if err != nil {50 fmt.Println("Error: ", err)51 }52 err = cmd.Start()53 if err != nil {54 fmt.Println("Error: ", err)55 }
RunAndExit
Using AI Code Generation
1import (2func main() {3 cmd := exec.Command("ls", "-l")4 err := cmd.Run()5 if err != nil {6 fmt.Println("Error: ", err)7 }8}
RunAndExit
Using AI Code Generation
1import (2func main() {3 cmd := exec.Command("ls", "-ltr")4 err := cmd.RunAndExit()5 if err != nil {6 fmt.Println(err)7 }8}9func Command(name string, arg ...string) *Cmd10func (c *Cmd) CombinedOutput() ([]byte, error)11func (c *Cmd) Output() ([]byte, error)12func (c *Cmd) Run() error13func (c *Cmd) RunAndExit() error14func (c *Cmd) Start() error15func (c *Cmd) StderrPipe() (io.ReadCloser, error)16func (c *Cmd) StdinPipe() (io.WriteCloser, error)17func (c *Cmd) StdoutPipe() (io.ReadCloser, error)
RunAndExit
Using AI Code Generation
1import (2func main() {3 cmd := exec.Command("ls", "-l")4 err := cmd.RunAndExit()5 if err != nil {6 fmt.Printf("Error: %s7 }8}
RunAndExit
Using AI Code Generation
1import (2func main() {3 cmd := exec.Command("ls", "-la")4 err := cmd.Run()5 if err != nil {6 fmt.Println(err)7 }8}92. RunAndExit() method10RunAndExit(cmd *exec.Cmd)11import (12func main() {13 cmd := exec.Command("ls", "-la")14 cmd.RunAndExit()15}163. Start() method17Start(cmd *exec.Cmd) *Process18import (19func main() {
RunAndExit
Using AI Code Generation
1func main() {2 cmd = exec.Command("ls", "-l")3 cmd.Run()4 cmd = exec.Command("ls", "-a")5 cmd.Run()6 cmd = exec.Command("ls", "-t")7 cmd.Run()8}
RunAndExit
Using AI Code Generation
1import (2func main() {3 cmd := exec.Command("ls", "-l")4 cmd.RunAndExit()5 fmt.Println("This is not printed")6}7import (8func main() {9 cmd := exec.Command("ls", "-l")10 err := cmd.RunAndExit()11 if err != nil {12 fmt.Println("Error: ", err)13 }14 fmt.Println("This is not printed")15}
RunAndExit
Using AI Code Generation
1import (2type Options struct {3}4func main() {5 parser := flags.NewParser(&opts, flags.Default)6 _, err := parser.Parse()7 if err != nil {8 os.Exit(1)9 }10 app := cli.NewApp()11 app.Commands = []cli.Command{12 {13 Flags: []cli.Flag{14 cli.BoolFlag{15 },16 },17 Action: func(c *cli.Context) error {18 fmt.Println("test")19 },20 },21 }22 app.RunAndExitOnError()23}24import (25type Options struct {26}27func main() {28 parser := flags.NewParser(&opts, flags.Default)29 _, err := parser.Parse()30 if err != nil {31 os.Exit(1)32 }33 app := cli.NewApp()34 app.Commands = []cli.Command{35 {36 Flags: []cli.Flag{37 cli.BoolFlag{38 },39 },40 Action: func(c *cli.Context) error {41 fmt.Println("test")42 },43 },44 }45 app.Run(os.Args)46}
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