blob: be7b3995cdf3b583a8dff857d84f0ed890cc53c9 (
plain)
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local vm = require 'vm'
local function getClass(source, deep)
if deep > 3 then
return nil
end
local class = vm.eachField(source, function (info)
if not info.key then
return
end
local lkey = info.key:lower()
if lkey == 's|type'
or lkey == 's|__name'
or lkey == 's|name'
or lkey == 's|class' then
if info.value and info.value.type == 'string' then
return info.value[1]
end
end
end)
if class then
return class
end
return vm.eachMeta(source, function (meta)
local cl = getClass(meta, deep + 1)
if cl then
return cl
end
end)
end
return function (source)
return getClass(source, 1)
end
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