change metavar

README.md

@@ -5,17 +5,18 @@ go install github.com/sloweax/sockx@latest # binary will likely be installed at
 
 # Usage
 ```
-usage: sockx [-h] [--verbose] [-r num] [-a addr[:port]] [-n name] [-p name] [file...]
+usage: sockx [-h] [--verbose] [-r num] [-a addr[:port]] [-n network] [-p picker]
+             [file...]
 
 options:
     -h, --help                 shows usage and exits
     --verbose
     -r, --retry num            if proxy connection fails, retry with another one
                                up to num times
     -a, --addr addr[:port]     listen on addr (default: 127.0.0.1:1080)
-    -n, --network name         listen on network. available options: tcp, unix (default:
+    -n, --network network      listen on network. available options: tcp, unix (default:
                                tcp)
-    -p, --picker name          chain picker. available options: round-robin, random
+    -p, --picker picker        chain picker. available options: round-robin, random
                                (default: round-robin)
     file                       load config from file
 ```

sockx.go

@@ -23,8 +23,8 @@ type Config struct {
 	Verbose     bool
 	Retry       uint     `name:"r" alias:"retry" metavar:"num" description:"if proxy connection fails, retry with another one up to num times"`
 	Addr        string   `name:"a" alias:"addr" metavar:"addr[:port]" description:"listen on addr (default: 127.0.0.1:1080)"`
-	Network     string   `name:"n" alias:"network" metavar:"name" description:"listen on network. available options: tcp, unix (default: tcp)"`
-	Picker      string   `name:"p" alias:"picker" metavar:"name" description:"chain picker. available options: round-robin, random (default: round-robin)"`
+	Network     string   `name:"n" alias:"network" metavar:"network" description:"listen on network. available options: tcp, unix (default: tcp)"`
+	Picker      string   `name:"p" alias:"picker" metavar:"picker" description:"chain picker. available options: round-robin, random (default: round-robin)"`
 	ConfigFiles []string `type:"positional" name:"file" metavar:"file..." description:"load config from file"`
 }