Add versioning

.goreleaser.yml

@@ -18,18 +18,18 @@ brews:
   github:
     name: homebrew-gkze
     owner: gkze
-  homepage: "https://github.com/gkze/roles"
-  test: "system  \"#{bin}/role -v\""
+  homepage: "https://github.com/gkze/awssume"
+  test: "system  \"#{bin}/awssume -v\""
 builds:
-- binary: role
+- binary: awssume
   env:
   - GO111MODULE=on
   - CGO_ENABLED=0
   goarch:
   - amd64
   ldflags:
   - -X main.Version={{ .Version }}
-  main: "./cmd/role/role.go"
+  main: "./cmd/awssume/awssume.go"
 changelog:
   filters:
     exclude:

VERSION

@@ -0,0 +1 @@
+0.0.0

cmd/awssume/awssume.go

@@ -17,8 +17,13 @@ import (
 // errCurrentUser is returned when the current used cannot be determined
 const errCurrentUser string = "error determining current user: %w"
 
-// errTooFewArguments is returned when there are not enough arguments passed
-var errTooFewArguments error = errors.New("not enough arguments provided")
+var (
+	// errTooFewArguments is returned when there are not enough arguments passed
+	errTooFewArguments error = errors.New("not enough arguments provided")
+
+	// Version is dynamically injected at build time
+	Version string
+)
 
 func main() {
 	rootCmd := cobra.Command{
@@ -33,6 +38,15 @@ func main() {
 		},
 	}
 
+	versionCmd := &cobra.Command{
+		Use:   "version",
+		Short: "Display awssume version",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			fmt.Printf("awssume version %s\n", Version)
+			return nil
+		},
+	}
+
 	listCmd := &cobra.Command{
 		Use:     "list",
 		Aliases: []string{"l", "ls"},
@@ -198,7 +212,7 @@ func main() {
 		"The duration of the STS Session when the Role is assumed",
 	)
 
-	rootCmd.AddCommand(listCmd, convertCmd, addCmd, execCmd)
+	rootCmd.AddCommand(versionCmd, listCmd, convertCmd, addCmd, execCmd)
 
 	if err := rootCmd.Execute(); err != nil {
 		fmt.Println(err)