 
 extension ResultTests {
     func testFlatMapOperator() {
-        if true {
+        do {
             let r: Result<Int> = Result(2) >>- { Result($0 * $0) }
             switch r {
             case let .Success(value):

            }
        }
        
        if true {
            let r: Result<Int> = Result(error: Error(message: "a")).map { $0 * $0 }
            switch r {
            case .Success:

            }
        }
        
        do {
            let a: Result<Int> = Result(error: Error(message: "a"))
            let b: Result<Int> = Result(3)
            let r: Result<Int> = pure(curry(+)) <*> a <*> b
