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| author | Julien M'Poy <julien.mpoy@gmail.com> | 2017-11-08 13:29:24 +0100 | 
|---|---|---|
| committer | Julien M'Poy <julien.mpoy@gmail.com> | 2017-11-08 13:29:24 +0100 | 
| commit | 5e81853768c0f3cc55c05e0dfec18773045df952 (patch) | |
| tree | b62c3fb0bfc6de3318e962b330e163f3d65cdfa6 /swift.html.markdown | |
| parent | 20893f5d83b4f7a1585bac9e7656d6af46183262 (diff) | |
| parent | 6ce71c56d6affb57a3537a2732485a4918306d4b (diff) | |
Merge remote-tracking branch 'upstream/master'
Diffstat (limited to 'swift.html.markdown')
| -rw-r--r-- | swift.html.markdown | 38 | 
1 files changed, 19 insertions, 19 deletions
| diff --git a/swift.html.markdown b/swift.html.markdown index 60915d72..516debed 100644 --- a/swift.html.markdown +++ b/swift.html.markdown @@ -361,14 +361,14 @@ print("Name is \(name)") // Name is Them  // The `Error` protocol is used when throwing errors to catch  enum MyError: Error { -    case BadValue(msg: String) -    case ReallyBadValue(msg: String) +    case badValue(msg: String) +    case reallyBadValue(msg: String)  }  // functions marked with `throws` must be called using `try`  func fakeFetch(value: Int) throws -> String {      guard 7 == value else { -        throw MyError.ReallyBadValue(msg: "Some really bad value") +        throw MyError.reallyBadValue(msg: "Some really bad value")      }      return "test" @@ -385,7 +385,7 @@ func testTryStuff() {      do {          // normal try operation that provides error handling via `catch` block          try fakeFetch(value: 1) -    } catch MyError.BadValue(let msg) { +    } catch MyError.badValue(let msg) {          print("Error message: \(msg)")      } catch {          // must be exhaustive @@ -518,49 +518,49 @@ if let circle = myEmptyCircle {  // They can contain methods like classes.  enum Suit { -    case Spades, Hearts, Diamonds, Clubs +    case spades, hearts, diamonds, clubs      func getIcon() -> String {          switch self { -        case .Spades: return "♤" -        case .Hearts: return "♡" -        case .Diamonds: return "♢" -        case .Clubs: return "♧" +        case .spades: return "♤" +        case .hearts: return "♡" +        case .diamonds: return "♢" +        case .clubs: return "♧"          }      }  }  // Enum values allow short hand syntax, no need to type the enum type  // when the variable is explicitly declared -var suitValue: Suit = .Hearts +var suitValue: Suit = .hearts  // String enums can have direct raw value assignments  // or their raw values will be derived from the Enum field  enum BookName: String { -    case John -    case Luke = "Luke" +    case john +    case luke = "Luke"  } -print("Name: \(BookName.John.rawValue)") +print("Name: \(BookName.john.rawValue)")  // Enum with associated Values  enum Furniture {      // Associate with Int -    case Desk(height: Int) +    case desk(height: Int)      // Associate with String and Int -    case Chair(String, Int) +    case chair(String, Int)      func description() -> String {          switch self { -        case .Desk(let height): +        case .desk(let height):              return "Desk with \(height) cm" -        case .Chair(let brand, let height): +        case .chair(let brand, let height):              return "Chair of \(brand) with \(height) cm"          }      }  } -var desk: Furniture = .Desk(height: 80) +var desk: Furniture = .desk(height: 80)  print(desk.description())     // "Desk with 80 cm" -var chair = Furniture.Chair("Foo", 40) +var chair = Furniture.chair("Foo", 40)  print(chair.description())    // "Chair of Foo with 40 cm" | 
