gistfile1.txt

function dummy0(x, continuation)
    continuation(x * "will fail if x an integer")
end

function dummy1(x, continuation)
    continuation(x, x->x)
end

# make functions dummy2, dummy3, ...
# continuation passing style to succintly make long stack trace
for i in 2:20
    func_name = Symbol("dummy$i")
    func_name1 = Symbol("dummy$(i-1)")
    func_name2 = Symbol("dummy$(i-2)")
    eval(quote
        $func_name(x, continuation) = $func_name1(x, $func_name2)
    end)
end

function dummy21(x)
    dummy20(x, dummy19)
end

dummy21("Succeeds since we pass a string but ")
dummy21(2)