SwiftCurry

swift

// LEARNING CURRYING
struct structA {
    let a:Int
    let b:Int
    init(a:Int, b:Int) {
        self.a = a
        self.b = b
    }
}

//this actually same function as above
public func curry<A, B, C>(function: ((A, B) -> C))(a: A)(b: B) -> C {
    return function(a, b)
}

//this actually same function as above
public func aCurry<A,B,C>(function:((A, B) -> C)) -> (A -> (B -> C)) {
    return { (a:A) -> (B -> C) in
        return { (b:B) -> C in
            function(a,b)
        }
    }
}

//example
func add(a: Int) -> (Int -> (Int -> Int)) {
    return { (b:Int) in
        return { (c:Int) in
            return a + b + c
        }
    }
}
let num = add(2)(3)(5)


let a = curry(structA.init)(a:1)
let b = a(b:2)


let c = aCurry(structA.init)
let d = c(1)
let e = d(1)


let z = 1
let y = 1
let x = structA(a: z, b: y)