struct Test { fn_test fn (x int, y [10]int, z []int) bool = fixed_array_fn } fn fixed_array_fn(x int, y [10]int, z []int) bool { return true } fn test_anon_fn_with_fixed_array_arguments() { assert true } fn fn_arg(f fn ([]int) int) int { return f([1, 2, 3]) } fn test_anon_fn_with_array_arguments() { anon := fn (i []int) int { return 0 } println(fn_arg(anon)) assert fn_arg(anon) == 0 }