I think /.../ syntax would also affect custom operators.
infix operator /¢*¢/
extension Int {
static func /¢*¢/ (lhs: Int, rhs: Int) -> Int {
return lhs + rhs
}
}
func foo(op: (Int, Int) -> Int) {
print(op(1,2))
}
foo(op: /¢*¢/)