[250919] TIL

Today I Learned (2025-09-19)

์›น ํ†ต์‹  ๋ฐฉ์‹

  • HTTP/ HTTPS
  • WebSocket
  • Server-Sent Events (SSE)
  • WebRTC

canary

  • ์ •์‹ ๋ฐฐํฌ ์ „์— ๋ฏธ๋ฆฌ ์จ๋ณผ ์ˆ˜ ์žˆ๋Š” ์‹คํ—˜์ /๋ฏธ๋ฆฌ๋ณด๊ธฐ ๋ฒ„์ „์„ ๋œปํ•จ

tsconfig

  • https://www.typescriptlang.org/tsconfig/
  • https://codingapple.com/unit/typescript-tsconfig-json/

  • ts ํŒŒ์ผ๋“ค์„ js๋กœ ๋ณ€ํ™˜ํ•  ๋•Œ ์–ด๋–ป๊ฒŒ ๋ณ€ํ™˜ํ•  ๊ฒƒ์ธ์ง€ ์„ธ๋ถ€ ์„ค์ •์ด ๊ฐ€๋Šฅ
  • TS Language Service ์ด ์—๋””ํ„ฐ์—์„œ ํƒ€์ž… ์ฒดํฌ๋ฅผ ํ•ด์คŒ
    • ์—๋””ํ„ฐ์—์„  noEmit false ๋˜์–ด์žˆ์–ด๋„ ํŒŒ์ผ ์•ˆ๋งŒ๋“ค์–ด์คŒ

์ƒ์„ธ

  • target : ์–ด๋–ค JS ๋ฒ„์ „์œผ๋กœ ํŠธ๋žœ์Šค ํŒŒ์ผํ• ์ง€
  • module: ๋ชจ๋“ˆ ์‹œ์Šคํ…œ, esnext commonjs
  • extends : ๋‹ค๋ฅธ tsconfig ์ƒ์†ํ•˜๋Š” ์„ค์ •, ํ˜„์žฌ ts๋Š” ์ถ”๊ฐ€/๋ฎ์–ด์“ฐ๊ธฐ๋งŒํ•จ
  • compilerOptions
    • incremental: false ์บ์‹œ ํŒŒ์ผ ์ƒ์„ฑ ์•ˆํ•จ
    • isolatedModules: true ๊ฐ ํŒŒ์ผ ๋…๋ฆฝ์ ์œผ๋กœ ์ปดํŒŒ์ผ ๊ฐ€๋Šฅํ•ด์•ผํ•œ๋‹ค๋Š” ์˜๋ฏธ
    • noEmit: true : ํƒ€์ž… ์ฒดํฌ๋งŒํ•˜๊ณ  JS ์ถœ๋ ฅ์€ Babel ๊ฐ™์€ ํˆด์—๊ฒŒ ๋งก๊ธฐ๊ฒ ๋‹ค๋Š” ๋œป
    • baseUrl: โ€œ.โ€ ์ƒ๋Œ€ ๊ฒฝ๋กœ import ๊ธฐ์ค€์ด ๋˜๋Š” ๋””๋ ‰ํ† ๋ฆฌ
    • paths ๊ฒฝ๋กœ alias (๋ณ„์นญ) ์„ค์ •
      • @/components/Button โ†’ ./src/components/Button ์œผ๋กœ ๋งคํ•‘๋จ.
      • "@/*": ["./src/*"]
  • include : ์ปดํŒŒ์ผ ๋Œ๋ฆด ๊ฒฝ๋กœ

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