impr: help - ordered commands

Author: nalgeon

cmd/help.go

@@ -9,13 +9,19 @@ import (
 
 const helpHelp = "usage: sqlpkg help"
 
+var commands = []string{
+	"install", "uninstall", "update", "list", "init", "info", "help", "version",
+}
+
 var commandsHelp = map[string]string{
+	"help":      "Display help",
+	"info":      "Display package information",
 	"init":      "Create a local repository",
 	"install":   "Install a package",
+	"list":      "List installed packages",
 	"uninstall": "Uninstall a package",
 	"update":    "Update installed packages",
-	"list":      "List installed packages",
-	"info":      "Display package information",
+	"version":   "Display version",
 }
 
 // Help prints available commands.
@@ -24,11 +30,11 @@ func Help(args []string) error {
 		return errors.New(helpHelp)
 	}
 
-	log("`sqlpkg` is an SQLite package manager. Use it to install or update SQLite extensions.")
+	log("`sqlpkg` is an SQLite package manager. Use it to install or update SQLite extensions.\n")
 	log("Commands:")
 	w := tabwriter.NewWriter(os.Stdout, 0, 4, 0, ' ', 0)
-	for cmd, descr := range commandsHelp {
-		fmt.Fprintln(w, cmd, "\t", descr)
+	for _, cmd := range commands {
+		fmt.Fprintln(w, cmd, "\t", commandsHelp[cmd])
 	}
 	w.Flush()