Merge pull request #21 from asdf-vm/tb/cli-arg-parsing

feat(golang-rewrite): setup Cobra for command line interface

commands/commands.go

@@ -0,0 +1,37 @@
+package commands
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "asdf",
+	Short: "The multiple runtime version manager",
+	Long: `The Multiple Runtime Version Manager.
+
+Manage all your runtime versions with one tool!
+
+Complete documentation is available at https://asdf-vm.com/`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// TODO: Flesh this out
+		fmt.Println("Late but latest -- Rajinikanth")
+	},
+}
+
+func init() {
+	// TODO: Add flags relevant to all commands
+	//rootCmd.PersistentFlags().BoolVarP(&Verbose, "verbose", "v", false, "verbose output")
+
+	// TODO: Add sub commands
+	//rootCmd.AddCommand(pluginCmd)
+}
+
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}

go.mod

@@ -1,3 +1,9 @@
 module asdf
 
 go 1.21.5
+
+require (
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/cobra v1.8.0
+	github.com/spf13/pflag v1.0.5 // indirect
+)

go.sum

@@ -0,0 +1,10 @@
+github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
+github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -1,8 +1,10 @@
 package main
 
-import "fmt"
+import (
+	"asdf/commands"
+)
 
 // Placeholder for the real code
 func main() {
-	fmt.Println("Late but latest -- Rajinikanth")
+	commands.Execute()
 }