有人可以解释这个错误,为什么这适用于关闭?
如果你在'B'类中将'Test'更改为'A',那么在这两种情况下一切都有效.
beta 7
protocol Test {
func someFunc() -> String
var someClosure: () -> Int { get }
}
class A: Test {
func someFunc() -> String {
return "A String"
}
var someClosure: () -> Int {
return {
return 2
}
}
}
class B {
let a: Test
let aString: () -> String
let aInt: () -> Int
init(a: Test){
self.a = a
aString = a.someFunc // Error: Partial application of protocol method is not allowed …Run Code Online (Sandbox Code Playgroud)