hook_tb.lua

require "src/modules/traceback.lua"

hook_tb = {}

local function hook_index(o, key)
	
	local function_name, filename, line = traceback.getsource(4)
    logger:fatal("access hook_tb in funtion[%s] filename[%s] line[%d]", function_name, filename, line)

	if type(o["__data"][key]) ~= "table" then 
		return o["__data"][key]
	else
		local tb = hook_tb:create()
		tb["__data"] = o["__data"][key]
		return tb
	end
end

local function hook_newindex(o, key, value)
    local function_name, filename, line = traceback.getsource(4)
    logger:fatal("modify hook_tb in funtion[%s] filename[%s] line[%d]", function_name, filename, line)

	print("set", key, value)
	o["__data"][key] = value
end


function hook_tb:create()
	local tb = {}
	tb["__data"] = {}
	setmetatable(tb,{__index = hook_index,__newindex = hook_newindex })
	return tb

end

function hook_tb:create_from_native_table(native_table)
	local tb = hook_tb:create()
	tb['__data'] = native_table
	return tb
end

function hook_test()


	t = hook_tb:create()
	print(t.hello) 
	t.hello = 1
	t.hello = {1,2,3}

	print(t.hello[1])

	local st = t.hello


	print(st[1])
end