refactor how repl works

internal/builtins/args.go

@@ -6,7 +6,7 @@ import (
 )
 
 // Args ...
-func Args(args ...object.Object) object.Object {
+func args(args ...object.Object) object.Object {
 	if err := typing.Check(
 		"args", args,
 		typing.ExactArgs(0),
@@ -14,8 +14,8 @@ func Args(args ...object.Object) object.Object {
 		return newError(err.Error())
 	}
 
-	elements := make([]object.Object, len(object.Arguments))
-	for i, arg := range object.Arguments {
+	elements := make([]object.Object, len(object.Args))
+	for i, arg := range object.Args {
 		elements[i] = &object.String{Value: arg}
 	}
 	return &object.Array{Elements: elements}