update cmd examples structure

cmd/cp.go

@@ -27,8 +27,8 @@ import (
 var cpCmd = &cobra.Command{
 	Use:   "cp",
 	Short: "Copy files between a VM and the local filesystem",
-	Long: `Copy files between a VM and the local filesystem
-Examples:
+	Long:  "Copy files between a VM and the local filesystem",
+	Example: `
 Copy file.txt from host to user's home directory inside the vm
 $ vermin cp vm_01 -l file.txt
 

cmd/create.go

@@ -27,8 +27,8 @@ import (
 var createCmd = &cobra.Command{
 	Use:   "create",
 	Short: "Create a new VM",
-	Long: `Create a new VM
-
+	Long:  "Create a new VM",
+	Example: `
 To list all available images:
 $ vermin images
 

cmd/exec.go

@@ -29,9 +29,8 @@ import (
 var execCmd = &cobra.Command{
 	Use:   "exec",
 	Short: "Run a command in a running VM",
-	Long: `Run a command in a running VM
-Examples:
-
+	Long:  `Run a command in a running VM`,
+	Example: `
 Execute remote command:
 $ vermin exec vm_09 cat /etc/passwd
 `,

cmd/images.go

@@ -28,10 +28,11 @@ var imagesCmd = &cobra.Command{
 	Use:   "images",
 	Short: "List remote and cached images",
 	Long: `List remote and cached images
-
+	
 Images are cached after the first time it is downloaded. Cached images are marked as (cached).
 The image comes in the format <os>/<version>, for example: ubuntu/bionic and centos/8
-
+`,
+	Example: `
 Use the image in creating a VM:
 $ vermin create <image>
 `,

cmd/ip.go

@@ -30,8 +30,8 @@ var ipCmd = &cobra.Command{
 	Long: `Show IP address for a running VM
 
 Sometimes, the IP information being stale, so you might need use the --purge|-p flag
-
-Examples:
+`,
+	Example: `
 $ vermin ip vm_11
 To purge the IP cache:
 $ vermin ip vm_05 -p

cmd/mount.go

@@ -29,12 +29,13 @@ var mountCmd = &cobra.Command{
 	Short: "Mount host path inside the VM",
 	Long: `Mount host path to /vermin directory inside the VM
 
-To mount the ~/Downloads directory to /vermin inside the VM:
-$ vermin mount vm_01 ~/Downloads
-
 Note: 
 1. You can mount as many times as you want, and each time old mounts are removed.
 2. Mounts are transient.
+`,
+	Example: `
+To mount the ~/Downloads directory to /vermin inside the VM:
+$ vermin mount vm_01 ~/Downloads
 `,
 	Run: func(cmd *cobra.Command, args []string) {
 		vmName := args[0]

cmd/port.go

@@ -32,9 +32,8 @@ var portCmd = &cobra.Command{
 	Long: `Forward port(s) from a VM to host
 
 Usage: vermin port <vm> <vm port>[:local port] [<vm port>[:local port]]
-
-Examples:
-
+`,
+	Example: `
 Forward vm port 4040 to local port 4040:
 $ vermin port vm_01 4040
 

cmd/root.go

@@ -25,8 +25,8 @@ import (
 var rootCmd = &cobra.Command{
 	Use:   "vermin",
 	Short: "Create, control and connect to VirtualBox VM instances.",
-	Long: `Create, control and connect to VirtualBox VM instances
-
+	Long:  `Create, control and connect to VirtualBox VM instances`,
+	Example: `
 You can start using vermin by creating a vm from an image.
 To list all images available:
 $ vermin images

cmd/ssh.go

@@ -27,10 +27,9 @@ import (
 var sshCmd = &cobra.Command{
 	Use:   "ssh",
 	Short: "ssh into a running VM",
-	Long: `ssh into a running VM
-Examples:
+	Long:  `ssh into a running VM`,
+	Example: `
 
-Open a terminal:
 $ vermin ssh vm_02
 `,
 	Run: func(cmd *cobra.Command, args []string) {