๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

๐ŸŽ iOS/Combine

(3)
[Combine] ๊ด€์ฐฐ๊ฐ€๋Šฅํ•œ ๋ฐ์ดํ„ฐ ๋งŒ๋“ค๊ธฐ - ObservableObject์™€ @Published ์•ˆ๋…•ํ•˜์„ธ์š” ์ œ์ธ์ž…๋‹ˆ๋‹ค :)SwiftUI๊ด€๋ จ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•˜๋‹ค๋ณด๋‹ˆ Combine ๊ด€๋ จ ๋‚ด์šฉ์ด ๋‚˜์™€๋ฒ„๋ ค์„œ Combine์œผ๋กœ ๋Œ์•„์™”์Šต๋‹ˆ๋‹ท..ใ…ŽSwiftUI๋กœ ๊ฐœ๋ฐœํ•˜๋ฉด์„œ ๋ฐ์ดํ„ฐ๋ฅผ ๋‹ค๋ฃจ๋‹ค๋ณด๋ฉด ๋ฌด์กฐ๊ฑด Combine์„ ๊ณต๋ถ€ํ•  ์ˆ˜๋ฐ–์— ์—†๋Š” ๊ฒƒ ๊ฐ™์•„์š”!์˜ค๋Š˜์€ ๊ด€์ฐฐ๊ฐ€๋Šฅํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ๋งŒ๋“ค์–ด์„œ ๋ฐ์ดํ„ฐ ๋ณ€๊ฒฝ์— ๋”ฐ๋ผ UI๋ฅผ ์–ด๋–ป๊ฒŒ ์—…๋ฐ์ดํŠธํ•  ์ˆ˜ ์žˆ๋Š”์ง€์— ๋Œ€ํ•ด ํ•œ๋ฒˆ ๋‹ค๋ค„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.@Published@propertyWrapperstruct Published Publisher๋กœ ๋งŒ๋“ค์–ด์ฃผ๋Š” ํ”„๋กœํผํ‹ฐ ๋ž˜ํผ๊ฐ’ ๋ฐ”๋€” ๋•Œ๋งˆ๋‹ค willSet ๋ธ”๋ก์—์„œ publish $ ๊ธฐํ˜ธ๋ฅผ ์ด์šฉํ•˜์—ฌ projectedValue์— ์ ‘๊ทผํด๋ž˜์Šค์˜ ํ”„๋กœํผํ‹ฐ์—์„œ๋งŒ ์‚ฌ์šฉ ๊ฐ€๋Šฅ (๊ฐ’ ํƒ€์ž… ๋ถˆ๊ฐ€)์ €๋ฒˆ Combine ๊ฒŒ์‹œ๊ธ€์—์„œ Publisher์™€ Subscriber๊ฐ€ ๋ฌด์—‡์ธ์ง€ ๊ฐœ๋…..
[Combine] WWDC19 - Introducing Combine ์•ˆ๋…•ํ•˜์„ธ์š” ์ œ์ธ์ž…๋‹ˆ๋‹ค:) ์ง€๋‚œ ๊ธ€์—์„œ Combine์˜ ํ•ต์‹ฌ์ด์ž ๊ธฐ๋ณธ์ธ Publisher, Subscriber์— ๋Œ€ํ•ด ๊ณต์‹ ๋ฌธ์„œ๋ฅผ ํ† ๋Œ€๋กœ ์ •๋ฆฌํ•ด๋ณด์•˜๋Š”๋ฐ์š”, Combine์— ๋Œ€ํ•ด ๋” ๊นŠ๊ฒŒ ํ•™์Šตํ•˜๊ธฐ์— ์•ž์„œ WWDC19 - Introducing Combine ์˜์ƒ์„ ๋ณด๊ณ  ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. ํ•ด๋‹น ์„ธ์…˜์—์„œ๋Š” Publisher, Subscriber, Operator ์— ๋Œ€ํ•ด ๊ฐœ๊ด„์ ์ธ ๋‚ด์šฉ์„ ๋‹ด๊ณ  ์žˆ์–ด Combine ํ”„๋ ˆ์ž„์›Œํฌ์— ๋Œ€ํ•ด ํ•œ ๋ฒˆ ํ›‘์–ด๋ณผ ์ˆ˜ ์žˆ์—ˆ๋˜ ์„ธ์…˜์ด์—ˆ์Šต๋‹ˆ๋‹ค. Combine์ด๋ž€? A unified declarative API for processing values over time. Combine์€ ์‹œ๊ฐ„ ๊ฒฝ๊ณผ์— ๋”ฐ๋ฅธ ๊ฐ’ ์ฒ˜๋ฆฌ๋ฅผ ์œ„ํ•œ ํ†ตํ•ฉ๋œ ์„ ์–ธ์  API์ž…๋‹ˆ๋‹ค. Key Concepts Publish..
[Combine] Combine ์‹œ์ž‘ํ•˜๊ธฐ - Publisher์™€ Subscriber ์•ˆ๋…•ํ•˜์„ธ์š” ์ œ์ธ์ž…๋‹ˆ๋‹ค! ๊ต‰์žฅํžˆ ์˜ค๋žœ๋งŒ์— ๊ธ€์„ ์“ฐ๋Š”๋ฐ... ์ปด๋ฐ”์ธ์œผ๋กœ ๋Œ์•„์™”์Šต๋‹ˆ๋‹ค ใ…Ž... ๋™์•„๋ฆฌ ํ”Œ์ ์œผ๋กœ ๋ฐ”๋น ์„œ ๋ธ”๋กœ๊ทธ์— ๊ณต๋ถ€ํ•œ ๋‚ด์šฉ ์ •๋ฆฌ๋ฅผ ๋ชปํ–ˆ๋Š”๋ฐ, ๋™์•„๋ฆฌ ํ›„๊ธฐ๋„ ๊ฐ€์ ธ์˜ค๊ณ  ๊ทธ๋™์•ˆ ๊ณต๋ถ€ํ•œ ๋‚ด์šฉ๋„ ์ •๋ฆฌํ•ด์„œ ์˜ฌ๋ ค๋ณด๋„๋ก ํ• ๊ฒŒ์š”! ๋™์•„๋ฆฌ ํ”Œ์ ์—์„œ SwiftUI + Combine ์œผ๋กœ ๊ฐœ๋ฐœ์„ ํ•˜๊ฒŒ ๋˜์—ˆ๋Š”๋ฐ์š”, ์ƒˆ๋กœ์šด ์Šคํƒ์— ๋„์ „ํ•˜๋‹ˆ ์žฌ๋ฐŒ์—ˆ์Šต๋‹ˆ๋‹ค๐Ÿ˜† ๋” ๊นŠ๊ฒŒ ๊ณต๋ถ€ํ•ด๋ณด๋ฉด์„œ ๋‚ด์šฉ์ •๋ฆฌ๋ฅผ ํ•ด๋ณด๋ ค๊ตฌ์š” ! ์˜ค๋Š˜์€ ์ปด๋ฐ”์ธ ์‹œ์ž‘ํ•˜๊ธฐ๋กœ Publisher์™€ Subscriber์— ๋Œ€ํ•ด ์ •๋ฆฌํ•ด๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. Combine ์ด๋ž€? Combine์€ Apple์—์„œ ๊ณต์‹์ ์œผ๋กœ ์ œ๊ณตํ•˜๋Š” ๋น„๋™๊ธฐ ์ด๋ฒคํŠธ ์ฒ˜๋ฆฌ๋ฅผ ์œ„ํ•œ ํ”„๋ ˆ์ž„์›Œํฌ์ž…๋‹ˆ๋‹ค. ๋˜ ๋‹ค๋ฅธ ๋น„๋™๊ธฐ ์ฒ˜๋ฆฌ ๋„๊ตฌ์ธ RxSwift๋Š” third-party ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ด์ง€๋งŒ Combine์€ Apple์—์„œ ๊ณต์‹..