a#3 = arguments[0]

a#6 = arguments[0]

a#9 = arguments[0]

b#10 = arguments[0]

b#5 = arguments[0]

inner = (...) => (a + b)

outer = (...) => inner("b")

r = (...) => (undefined | a | (r((a + 1)) + 1))

v1 = x(1)(2)

v2 = r(2)

v3 = outer("a")

x = (...) => y

y = (...) => (a + b)