| // RUN: %target-typecheck-verify-swift |
| |
| func test1(_: ()) {} |
| test1(()) |
| func test2() {} |
| test2() |
| |
| func test4(_: (Int, Int) -> ()) {} |
| test4({ (x,y) in }) |
| func test5(_: (Int, Int, Int) -> ()) {} |
| test5({ (x,y,z) in }) |
| |
| func test6(_: ((Int, Int)) -> ()) {} |
| test6({ (x,y) in }) |
| func test7(_: ((Int, Int, Int)) -> ()) {} |
| test7({ (x,y,z) in }) |
| test6({ (_ x, _ y) in }) |
| test6({ (_, _) in }) |
| test6({ (x:Int, y:Int) in }) |
| test6({ (_, _) ->() in }) |
| |
| func test8(_: ((Int, Int)) -> Int) {} |
| test8 { (_, _) -> Int in 2 } |
| test8 { (x, y) in x } |
| |
| let items = Array(zip(0..<10, 0..<10)) |
| _ = items.filter { (_, x) in x.isMultiple(of: 2) } |
| _ = items.filter { _ in true } |
| |
| func toString(indexes: Int?...) -> String { |
| let _ = indexes.enumerated().map({ (i: Int, index: Int?) -> String? in |
| let _: Int = i |
| if index != nil {} |
| return "" |
| }) |
| let _ = [(1, 2)].contains { $0 != $1 } |
| _ = ["Hello" : 2].map { ($0, ($1)) } |
| } |
| |
| extension Dictionary { |
| public mutating func merge(with dictionary: Dictionary) { |
| dictionary.forEach { updateValue($1, forKey: $0) } |
| } |
| } |
| |
| let dictionary: [String: String] = [:] |
| _ = dictionary.first { (column, value) in true }!.value |
