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18 lines
324 B
Lua
18 lines
324 B
Lua
local function id(x)
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return x
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end
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local function comp(f)
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return function(g)
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return function(x)
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return f(g(x))
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end
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end
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end
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local id2 = comp(id)(id)
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local nil2 = id2(nil)
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local a : any = nil
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local b : nil = nil
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local c : (nil) -> nil = nil
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local d : (any & nil) = nil
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local e : any? = nil
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return id2(nil2)
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