Debug

getinfo

Returns a metadata table for a function or stack level. target must be a function or number. Invalid target types raise “function or number expected”, invalid stack levels raise “Level out of range”, and unavailable levels raise “invalid level”. The returned table includes func, nups, source, short_src, currentline, what, linedefined, is_vararg, numparams, and name. sizep is included only for direct Lua function targets. debug.getinfo is an alias.

getinfo(target: function | number): table

Aliases

debug.getinfo

Arguments

function | number

required

Function or stack level number to inspect.

Returns

table

Metadata table containing func, nups, source, short_src, currentline, what, linedefined, is_vararg, numparams, name, and sizep only for direct Lua function targets.

Example

Read the metadata table for a function or stack level.

local function target()
    return "ready"
end

local info = getinfo(target)

print(info.source)
print(info.currentline)
print(info.numparams)
print(info.sizep)
print(debug.getinfo(target).what)

​Aliases

​Arguments

​Returns

​Example

Aliases

Arguments

Returns

Example