set shorter sub command alias && update README.md file

README.md

@@ -2,22 +2,53 @@
 
 [![Build Status](https://travis-ci.org/xwjdsh/manssh.svg?branch=master)](https://travis-ci.org/xwjdsh/manssh)
 [![Go Report Card](https://goreportcard.com/badge/github.com/xwjdsh/manssh)](https://goreportcard.com/report/github.com/xwjdsh/manssh)
+[![codebeat badge](https://codebeat.co/badges/38954713-7443-4149-915d-4543da2a5da5)](https://codebeat.co/projects/github-com-xwjdsh-manssh-master)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
+
+
 manssh is a command line tool for manage your ssh alias config easily, inspire by [storm](https://github.com/emre/storm) project, power by Go.
 
+Note: only `Host`, `HostName`, `User`, `Port`, `IdentityFile` and `ProxyCommand` is implemented at this point, **other configs and comments will loss**.
+
 ![](https://raw.githubusercontent.com/xwjdsh/manssh/master/screenshot/manssh.png)
 
 ## Install
 
-#### Go
+#### Gopher
 ```shell
 go get github.com/xwjdsh/manssh
 ```
 
 #### Manual
 Download it from [releases](https://github.com/xwjdsh/manssh/releases), and extact it to your `PATH` environment.
 
-## Licence
+## Usage
+```shell
+% manssh
+NAME:
+   manssh - Manage your ssh alias configs easily
+
+USAGE:
+   manssh [global options] command [command options] [arguments...]
 
+VERSION:
+   0.1
+
+COMMANDS:
+     add, a     add a new ssh alias record
+     list, l    list all ssh alias records
+     update, u  update existing ssh alias record
+     delete, d  delete existing ssh alias record
+     backup, b  backup ssh alias config records
+     help, h    Shows a list of commands or help for one command
+
+GLOBAL OPTIONS:
+   --config value, -c value  (default: "/Users/wendell/.ssh/config")
+   --help, -h                show help
+   --version, -v             print the version
+
+```
+
+## Licence
 [MIT License](https://github.com/xwjdsh/manssh/blob/master/LICENSE)

main.go

@@ -24,15 +24,15 @@ func flags() []cli.Flag {
 
 func commands() []cli.Command {
 	return []cli.Command{
-		{Name: "add", Usage: "add a new ssh alias record", Action: add,
+		{Name: "add", Usage: "add a new ssh alias record", Action: add, Aliases: []string{"a"},
 			Flags: []cli.Flag{
 				cli.StringFlag{Name: "file, f"},
 				cli.StringFlag{Name: "proxy, p"},
 			},
 		},
-		{Name: "list", Usage: "list all ssh alias records", Action: list},
+		{Name: "list", Usage: "list all ssh alias records", Action: list, Aliases: []string{"l"}},
 		{
-			Name: "update", Usage: "update existing ssh alias record", Action: update,
+			Name: "update", Usage: "update existing ssh alias record", Action: update, Aliases: []string{"u"},
 			Flags: []cli.Flag{
 				cli.StringFlag{Name: "user, u"},
 				cli.StringFlag{Name: "host, H"},
@@ -42,7 +42,7 @@ func commands() []cli.Command {
 				cli.StringFlag{Name: "proxy, P"},
 			},
 		},
-		{Name: "delete", Usage: "delete existing ssh alias record", Action: delete},
-		{Name: "backup", Usage: "backup ssh alias config records", Action: backup},
+		{Name: "delete", Usage: "delete existing ssh alias record", Action: delete, Aliases: []string{"d"}},
+		{Name: "backup", Usage: "backup ssh alias config records", Action: backup, Aliases: []string{"b"}},
 	}
 }

utils.go

@@ -15,8 +15,8 @@ import (
 )
 
 const (
-	version = "0.0.1"
-	usage   = "management ssh config easier"
+	version = "0.1"
+	usage   = "Manage your ssh alias configs easily"
 )
 
 var (