swift的柯里化demo

func baseFunc(go:String, goo:String) -> String {

return "hello" + go + goo;

}

func CurryFunc(baseFun:@escaping (String,String)->String) ->(String) -> (String)->String {

func returnFun(other:String)->(String)->String{

func inReturnFun(inner:String) -> String{

return baseFun(inner,other);

}

return inReturnFun;

}

return returnFun;

}

let e = self.CurryFunc(baseFun: baseFunc)("fist");

print(e);

let x = self.CurryFunc(baseFun: baseFunc)("fist")("otehr");

print(x);

let go = self.CurryFunc(baseFun: { (a, b) -> String in

return a + b;

});

e () -> () 0x0000000105848190 FunctionGoo`partial apply forwarder for

　inReturnFun #1 (inner: Swift.String) -> Swift.String

in returnFun #1 (other: Swift.String) -> (Swift.String) -> Swift.String

in FunctionGoo.ViewController.CurryFunc(baseFun: (Swift.String, Swift.String) -> Swift.String) -> (Swift.String) -> (Swift.String) -> Swift.String

at <compiler-generated>