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Ben-G/OptionalMap.swift

Created June 8, 2015 04:08
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"Optional chaining for functions" using map and curried functions
Raw
OptionalMap.swift
var a: String? = "a"
var b: String? = "b"
func twoParamFunction(a: String)(b:String) {
println("\(a)\(b)")
}
a.map(twoParamFunction).map { b.map($0)}
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Ben-G commented Jun 25, 2015

?twoParamFunction(nil, nil)

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