Should This Name Use S After Apostrophe????

ShouldThisNameUseSAfterApostrophe.swift

class ShouldThisNameUseSAfterApostrophe {
    func check(_ name: String) -> String {
        return name.lowercased().last == "s" ? "" : "s"
    }
}

extension String {
    func toPossesive() -> String {
        let stnusaa = ShouldThisNameUseSAfterApostrophe()
        return "\(self)'\(stnusaa.check(self))"
    }
}

/*

USAGE:

let name = "Jonas"
let text = "This is \(name.toPossesive()) car." //This is Jonas' car.

let name = "Bjørn-Vidar"
let text = "This is \(name.toPossesive()) boat." //This is Bjørn-Vidar's boat.

*/