Maximum call stack size exceeded

[CEbbinghaus]

at line 107

domTree = (n,o) ->
    n = newNode n
    for k,v of o => if k != \attr => n.appendChild domTree(k, v or {})
    n.attrs(o.attr or {})
    n

[zbryikt]

is there an example that cause this bug? looks like this will only happen when o contains circular structure.