added ~ as home processing

cmd/ls.go

@@ -2,14 +2,27 @@ package cmd
 
 import (
 	"gosh/types"
+	"gosh/util"
 	"os"
 	"strings"
 
 	"github.com/fatih/color"
 )
 
-func GoshLs(sh *types.Shell) types.CmdOutput {
-	children, err := os.ReadDir(sh.Cd)
+func GoshLs(sh *types.Shell, paths ...string) types.CmdOutput {
+
+	var dir string
+
+	if len(paths) > 0 && paths[0] != "" {
+		dir = paths[0]
+	} else {
+		dir = sh.Cd
+	}
+
+	dir = util.ExpandHome(dir)
+
+	children, err := os.ReadDir(dir)
+
 	red := color.New(color.FgRed).SprintFunc()
 	if err != nil {
 		return types.CmdOutput{Id: 1, Output: red(err)}