Re: Function as metatable (metafunctions?)
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- Subject: Re: Function as metatable (metafunctions?)
- From: Dirk Laurie <dirk.laurie@...>
- Date: 2014年3月31日 20:39:21 +0200
2014年03月31日 19:42 GMT+02:00 Philipp Janda <siffiejoe@gmx.net>:
> Sadly we don't have `rawtostring` available in Lua, so this specific example
> is difficult, but in principle it should work ...
rawtostring = function(value)
local mt=getmetatable(value)
if not mt then return tostring(value) end
debug.setmetatable(value,nil)
local str=tostring(value)
debug.setmetatable(value,mt)
return str
end