-#alt2 txt = new RopeString.from(str)
-#alt2 trimable = new RopeString.from(spaces)
-#alt2 trimable = trimable + str
-#alt2 trimable = trimable + spaces
-#alt2 num = new RopeString.from(numstr)
-
-#alt3 txt = new RopeString.from(str)
-#alt3 trimable = new RopeString.from(spaces)
-#alt3 trimable = trimable + str
-#alt3 trimable = trimable + spaces
-#alt3 num = new RopeString.from(numstr)
-