Add a new native-lua implementation.

lua/scriptwrapper.lua

@@ -0,0 +1,44 @@
+environment = {}
+
+-- Reset package path
+package.path = "./lua/?.lua;./mods/common/lua/?.lua"
+
+-- Note: sandbox has been customized to remove math.random
+local sandbox = require('sandbox')
+local stp = require('stacktraceplus')
+
+local PrintStackTrace = function(msg)
+	return stp.stacktrace("", 2) .. "\nError message\n===============\n" .. msg .. "\n==============="
+end
+
+local TryRunSandboxed = function(fn)
+	local success, err = xpcall(function() sandbox.run(fn, {env = environment, quota = MaxUserScriptInstructions}) end, PrintStackTrace)
+	if not success then
+		FatalError(err)
+	end
+end
+
+WorldLoaded = function()
+	if environment.WorldLoaded ~= nil then
+		TryRunSandboxed(environment.WorldLoaded)
+	end
+end
+
+Tick = function()
+	if environment.Tick ~= nil then
+		TryRunSandboxed(environment.Tick)
+	end
+end
+
+ExecuteSandboxedScript = function(file, contents)
+	local script = loadstring(contents, file)
+	if (script == nil) then
+		FatalError("Error parsing " .. file)
+	else
+		TryRunSandboxed(script)
+	end
+end
+
+RegisterSandboxedGlobal = function(key, value)
+	environment[key] = value
+end