✨
Combine 🀝 RxSwift 🀝 ReactiveSwift
  • Combine 🀝 RxSwift 🀝 ReactiveSwift
  • Publisher
    • Publishers.Merge
    • Publishers.Zip3
    • Publishers.TryScan
    • Publishers.MergeMany
    • Publishers.Breakpoint
    • AnyPublisher
    • Publishers.Concatenate
    • Publishers.Drop
    • Publishers.Decode
    • Publishers.TryCompactMap
    • Publishers.CombineLatest4
    • Optional.Publisher
    • Publishers.CollectByCount
    • Publishers.TryFilter
    • Publishers.CombineLatest3
    • Publishers.TryContainsWhere
    • Just
    • Publishers.TryFirstWhere
    • Publishers.MapError
    • Publishers.RemoveDuplicates
    • Result.Publisher
    • Publishers.LastWhere
    • Publishers.First
    • Publishers.Throttle
    • Publishers.DropUntilOutput
    • Publishers.Count
    • Publishers.Comparison
    • Publishers.Debounce
    • Publishers.MapKeyPath
    • Publishers.CollectByTime
    • Publishers.TryDropWhile
    • Empty
    • Publishers.PrefixUntilOutput
    • Publishers.Print
    • URLSession.DataTaskPublisher
    • Publishers.Reduce
    • Publishers.MapKeyPath3
    • Publishers.Collect
    • Publishers.TryPrefixWhile
    • Publishers.MapKeyPath2
    • Future
    • Publishers.SubscribeOn
    • Publishers.AllSatisfy
    • Publishers.Retry
    • Publishers.ContainsWhere
    • Publishers.SetFailureType
    • Publishers.TryMap
    • Publishers.Output
    • Publishers.TryRemoveDuplicates
    • Publishers.HandleEvents
    • Publishers.Sequence
    • Publishers.TryCatch
    • Publishers.Merge8
    • Publishers.CombineLatest
    • Deferred
    • Publishers.Merge7
    • Publishers.Contains
    • Fail
    • Publishers.Merge6
    • Publishers.TryComparison
    • Publishers.Delay
    • Publishers.Scan
    • Publishers.Merge5
    • Publishers.MeasureInterval
    • Publishers.AssertNoFailure
    • Publishers.ReceiveOn
    • Publishers.Merge4
    • Publishers.DropWhile
    • Publishers.Merge3
    • Publishers.TryReduce
    • Publishers.Zip
    • Publishers.Timeout
    • Publishers.CompactMap
    • Publishers.ReplaceEmpty
    • Publishers.PrefixWhile
    • Publishers.Filter
    • Publishers.TryAllSatisfy
    • Publishers.FirstWhere
    • Publishers.Last
    • Publishers.Map
    • Publishers.SwitchToLatest
    • Publishers.TryLastWhere
    • Publishers.Encode
    • Publishers.Catch
    • Publishers.ReplaceError
    • Pulishers.IgnoreOutput
    • Publishers.Zip4
  • Subject
    • PassthroughSubject
    • CurrentValueSubject
  • Subscriber
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  • RxSwift
  • ReactiveSwift

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  1. Publisher

Publishers.Decode

μ œλ„€λ¦­ ꡬ쑰체

μ΄λ‹ˆμ…œλΌμ΄μ €λŠ” 두 개의 인자λ₯Ό λ°›λŠ”λ‹€.

  • upstream: μƒμœ„μ— 흐λ₯΄λŠ” Publisher

  • decoder : μ‚¬μš©ν•  디코더

decoderλŠ” Combine의 TopLevelDecoder ν”„λ‘œν† μ½œμ„ 채택해야 ν•˜λŠ”λ°, ν˜„μž¬ JSONDecoder와 PropertyListDecoderκ°€ 이 ν”„λ‘œν† μ½œμ„ μ±„νƒν•˜κ³  μžˆλ‹€.

μƒμœ„ 슀트림의 μš”μ†Œλ₯Ό λ””μ½”λ”©ν•˜κΈ° μœ„ν•΄ μ‚¬μš©ν•  수 μžˆλ‹€.

decode μ˜€νΌλ ˆμ΄ν„°μ™€ 관련이 μžˆλ‹€.

struct SimpleJSON: Decodable {
  let key: String
}
let jsonData = "{ \"key\": \"value\" }".data(using: .utf8)!

// Publishers.Decode Publisher
Publishers.Decode<Just<JSONDecoder.Input>, SimpleJSON, JSONDecoder>(upstream: Just(jsonData), decoder: JSONDecoder())
  .sink(receiveCompletion: { completion in
    switch completion {
    case .failure:
      print("Combine Decode Error")
    case .finished:
      print("Combine Decode Finish")
    }
  }, receiveValue: { value in
    print("Combine Decode : \(value)")
  })
  .store(in: &cancellables)

// encode Operator
Just(jsonData)
  .decode(type: SimpleJSON.self, decoder: JSONDecoder())
  .sink(receiveCompletion: { completion in
    switch completion {
    case .failure:
      print("Combine Decode Error")
    case .finished:
      print("Combine Decode Finish")
    }
  }, receiveValue: { value in
    print("Combine Decode : \(value)")
  })
  .store(in: &cancellables)

// Combine Decode : SimpleJSON(key: "value")
// Combine Decode Finish

μƒμœ„ PublisherλŠ” JSON ν˜•μ‹μ˜ 데이터λ₯Ό κ°–λŠ” Dataλ₯Ό λ°œν–‰ν•˜λ©°, JSONDecoderλ₯Ό μ‚¬μš©ν•˜μ—¬ λ””μ½”λ”©ν•œλ‹€.

RxSwift

ν•΄λ‹Ή κΈ°λŠ₯을 κ΅¬ν˜„ν•˜κΈ° μœ„ν•œ μ˜€νΌλ ˆμ΄ν„°λ₯Ό μ œκ³΅ν•˜μ§€ μ•ŠλŠ”λ‹€.

ReactiveSwift

ν•΄λ‹Ή κΈ°λŠ₯을 κ΅¬ν˜„ν•˜κΈ° μœ„ν•œ μ˜€νΌλ ˆμ΄ν„°λ₯Ό μ œκ³΅ν•˜μ§€ μ•ŠλŠ”λ‹€.

PreviousPublishers.DropNextPublishers.TryCompactMap

Last updated 5 years ago

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