Fix the string.split bug by adding a new string.split2 function

environ.lua

@@ -61,11 +61,14 @@ local BASE_ENV = {
 			if separator == "" then separator = " " end
 			return safer_lua.Array(unpack(string.split(str, separator, include_empty, max_splits, sep_is_pattern))) 
 		end,
+		split2 = function(str, separator, include_empty, max_splits, sep_is_pattern) 
+			if separator == "" then separator = " " end
+			return unpack(string.split(str, separator, include_empty, max_splits, sep_is_pattern))
+		end,
 		trim = string.trim,
 	},
 	tonumber = tonumber,
 	tostring = tostring,
-	unpack = unpack,
 	type = type,
 	ticks = 0,
 }

init.lua

@@ -15,7 +15,7 @@
 safer_lua = {}
 
 -- Version for compatibility checks, see readme.md/history
-safer_lua.version = 1.0
+safer_lua.version = 1.01
 
 dofile(minetest.get_modpath("safer_lua") .. "/data_struct.lua")
 dofile(minetest.get_modpath("safer_lua") .. "/scanner.lua")

readme.md

@@ -8,7 +8,7 @@ A subset of the language Lua for safe and secure Lua sandboxes with:
  - limited posibilities to call functions
 
 ### License
-Copyright (C) 2018-2020 Joachim Stolberg  
+Copyright (C) 2018-2021 Joachim Stolberg
 Code: Licensed under the GNU LGPL version 2.1 or later. See LICENSE.txt  
 
 
@@ -18,3 +18,4 @@ none
 ### History
 - 2018-06-24  v0.01  * first draft
 - 2020-03-14  v1.00  * extracted from TechPack and released
+- 2021-11-28  v1.01  * function `string.split2` added, `unpack` removed