Split builtin commands to separate modules

1 files changed, 14 insertions, 23 deletions

diff --git a/cmds/cmds.go b/cmds/cmds.go
index f61f2b8..6d4d895 100644
--- a/cmds/cmds.go
+++ b/cmds/cmds.go
@@ -20,34 +20,25 @@ func Eval(cmd string) error {
 		}
 		break
 	case "unset":
-		if len(args) == 1 || len(args) >= 3{
-			return errors.New("unset: usage: name")
+		if len(args) == 1 || len(args) >= 3 {
+			return errors.New("usage: unset {name}")
 		}
 		os.Unsetenv(args[1])
 		break
+	case "set":
+		if len(args) > 1 {
+			set(args)
+		} else {
+			printenv()
+		}
+		break
+	case "exit":
+		if err := exit(args); err != nil {
+			return err
+		}
+		break
 	case ":":
 		return nil
 	}
 	return nil
 }
-
-func chDir(args []string) error {
-	var dir string
-	if len(args) == 1 {
-		dir, _ = os.UserHomeDir()
-	} else {
-		dir = args[1]
-	}
-	return os.Chdir(dir)
-}
-
-func export(args []string) error {
-	if len(args) == 1 || len(args) >= 3 {
-		return errors.New("export: usage: name=value")
-	}
-	tmp := strings.Split(args[1], "=")
-	if len(tmp) != 2 {
-		return errors.New("export: usage: name=value")
-	}
-	return os.Setenv(tmp[0], tmp[1])
-}