2024年度ãªã¯ã«ã¼ã ã¨ã³ã¸ãã¢ã³ã¼ã¹æ°äººç ä¿®ã®è¬ç¾©è³æã§ã
2024年度ãªã¯ã«ã¼ã ã¨ã³ã¸ãã¢ã³ã¼ã¹æ°äººç ä¿®ã®è¬ç¾©è³æã§ã
TSKaigi 2024 ã®ã¹ã©ã¤ãã§ã
TypeScript Advent Calendar 2019 - Qiita 14æ¥ç®ã®è¨äºã§ãã type-festã¨ããTypeScriptã®ä¾¿å©ãªåãéããnpmããã±ã¼ã¸ãããã¾ãã ä»åã¯type-festã®ä¸ããç¹ã«è¤éãªUtilitiesã®åã®ç´¹ä»ã¨ãããã®åããºã«ã®ãããªåå®ç¾©ã«ã¤ãã¦è§£èª¬ãããã¨æãã¾ãã ãã®è¨äºãMapped TypesãConditional Typesã使ã£ãè¤éãªåããºã«ã®çè§£ã¸ã®ä¸å©ã«ãªãã°å¹¸ãã§ãã github.com é·ãã®ã§åå¾åã«åãã¾ãããå¾åã¯ã¾ã徿¥å ¬éãã¾ãã åæç¥è Utility Types Mapped Typesãå©ç¨ããUtility Types Conditional Typesãå©ç¨ããUtility Types type-fest Except Mutable Merge MergeExclusive Re
Emacsã§tsxãç·¨éããã¨ãã®ããè¨å®ããªããªããªããªãã¨æã£ã¦ãé·å¹´ããããæ¨¡ç´¢ (typescript-mode ã« rjsx-minor-mode ãä½µç¨ã㦠(define-derived-mode typescript-tsx-mode typescript-mode "TSX") ã㦠(typescript-tsx-mode-map ("<" . rjsx-electric-lt) (">" . rjsx-electric-gt)) ããã)ãã£ã¦ãããã§ãããã©ããã¤ã³ãã³ãã¨ãããããããªããã¡ã§ããã ããã«ã㦠Emacs 29ãããªãtree-sitterã§è¨å®ã§ããã ã ã¨ããã£ãã®ã§ã¡ã¢ãã¾ãã æé ã¾ãmacOSã§Homebrewã使ã£ã¦ããå ´å㯠tree-sitter ãæ¬¡ã§ã¤ã³ã¹ãã¼ã«ãã¦ããã¾ãã
Today weâre excited to announce our Release Candidate of TypeScript 5.0! Between now and the stable release of TypeScript 5.0, we expect no further changes apart from critical bug fixes. This release brings many new features, while aiming to make TypeScript, smaller, simpler, and faster. Weâve implemented the new decorators standard, functionality to better support ESM projects in Node and bundler
TechFeed Experts Night#11 ãã¤ãã«æ¥ãï¼TypeScript5.0ã®æ°æ©è½ã
const animal: Animal = { animal: "string", }; const dog: Dog = { animal: "string", dog: "string", }; ãã¾ï¼Dog <: Animalã§ãï¼ <:ã¨ããè¨å·ã¯2ã¤ã®åã®ããã ã«æ¸ãã¦ï¼ãå·¦ã®åãå³ã®åã®ãµãã¿ã¤ãã§ãããã¨èªã¿ã¾ãï¼ TypeScriptã®åã·ã¹ãã ã¯æ§é çãªã®ã§ï¼2ã¤ã®ãªãã¸ã§ã¯ãããµãã¿ã¤ãé¢ä¿ã«ããã«ã¯ï¼ãããã«å ±éããããããã£ã«ã¤ãã¦ãã¾ãï¼ãµãã¿ã¤ãé¢ä¿ãå¿ è¦1ã§ãï¼ ä»åã®ä¾ã§ã¯ï¼Dogã¨Animalã«å ±éããanimalããããã£ã«ã¤ãã¦string <: stringãªã®ã§OKã§ãï¼ TSã§ã¯ï¼Tåã®å¤æ°ã«Såã®å¤ãä»£å ¥ããéãS <: Tãæ¤æ»ããã¾ãã ä¾ãã°ï¼Animalåã®å¤æ°ã«Dogåã®å¤ãä»£å ¥ããéï¼Dog <: Animalãæ¤æ»ããã¾ããï¼ã
çããããã«ã¡ã¯ãä»åã¯ã2022å¹´7æ25çºå£²ã®ãTypeScriptã¨React/Next.jsã§ã¤ãã å®è·µWebã¢ããªã±ã¼ã·ã§ã³éçºããèªã¿çµãã£ãã®ã§ãæ¸è©ã¨ããå½¢ã§ææ³ã¨ç´¹ä»ãè¿°ã¹ããã¨æãã¾ããçè ã¯ãã¨ãã¨æè¡æ¸ãèªã¾ãããããã§ãããããæ´¾ã ã£ãã®ã§ããããã®ãã³TypeScriptå ¥éæ¸ãåºçãããã¨ãããããããéå»ã®è©±ã¨ãã¦è¬ãå»ãã¹ãæè¡æ¸ãèªãã§ãããã¨ã«ãã¾ããããã£ãããªã®ã§ãèªãã æè¡æ¸ã®ææ³çãç´¹ä»ãã¾ãã ããã¨ãã: ãã®è¨äºã§ã¯ããçè ãã¨ã¯ãã®æ¸è©ãæ¸ãã人ãæãããTypeScriptã¨React/Next.jsã§ã¤ãã å®è·µWebã¢ããªã±ã¼ã·ã§ã³éçºããæ¸ãã人ãã¡ã®ãã¨ã¯ãèè ããã¨å¼ã³ã¾ããã¾ãããã®è¨äºã®å 容ã¯ãã¹ã¦çè ã®å人çãªè¦è§£ã§ãããæ¬ã®å å®¹ãæ¬ãèªãã§å¾ãããç¥èã«ã¤ãã¦ä½ããã®ä¿è¨¼ããããã®ã§ã¯ããã¾ããã çè ã«ã¤ãã¦çè
ð require(moduleName) ã¯åæå¦çãªã®ã«å¯¾ãã¦ãimport(moduleName)ã¯éåæå¦çã¨ãªãã¾ãã ð tsconfig.jsonã§esModuleInteropãtrueã§ãªãã¨deafult importã®æå³åãã¯ç°ãªãã¾ãã ãã®è¡¨ã¯CommonJS Modulesã¨ECMAScript Modulesã§æ©è½çã«1対1ã§å¿ããã¨ããæå³ã§ã¯ããã¾ãããã 大ã¾ãã«ã¯ãã®å¯¾å¿è¡¨ã«ãã£ã¦ECMAScript Modulesã®æ§æã¸ã¨å¤æãã§ãã¾ãã ã¨ãã£ã¿ã¼ã使ãæåã§å¤æããããæ¬¡ã®ãããªãã¼ã«ã使ã£ã¦ããç¨åº¦æ©æ¢°çãªå¤æãå¯è½ã§ãã cjstoesm commonjs-to-es-module-codemod ãã®ã¢ã¸ã¥ã¼ã«ã®å¤æã§éè¦ãªãã¨ã¯ãã§ããã ãCommonJS Modulesã¨ECMAScript Modulesãæ··ããªããã¨ã§ãã
CyberAgent Developers Advent Calendar 2021 â Adventar 16æ¥ç®ã®è¨äºã§ãã ãããã³ã°ã¢ããªãã¿ããã«ãã®ããã¯ã¨ã³ãéçºãæ å½ãã¦ãã䏿ã§ãã ã¿ããã«ã§ç¾å¨é²è¡ä¸ã®TypeScriptç§»è¡ã«ã¤ãã¦ãåãçµãäºã決ããã¢ããã¼ã·ã§ã³ãç§»è¡ã®é²ãæ¹ã«ã¤ãã¦ç´¹ä»ãã¾ãã ç®æ¬¡ TypeScriptã¨ã¯ éçºç¾å ´ã®èæ¯ ãªãä»ã¾ã§TypeScriptç§»è¡ãé²ããããªãã£ãã®ãï¼ ãªãTypeScriptã¸ã®ç§»è¡ã決æãããï¼ TypeScriptç§»è¡ãé²ããã«ããã£ã¦ã®èª²é¡ TypeScriptç§»è¡ã®æ¹é ã¿ããã«ã§ã®TypeScriptç§»è¡ã®å®éã®å§ãæ¹ å®éã«TypeScriptç§»è¡ãé²ãã¦ã¿ãçµæ TypeScriptã¨ã¯ å ¬å¼ãµã¤ãã«ãTypeScript is JavaScript with syntax for types.ã
ããã¯ãã¼ã¯ãµã¼ãã¹QiNeelé¢é£ã®è¨äºã身ã®åãã®ãããªããã¨ãããã¯ãã¨ãªãæ¸ãã¤ãã£ã¦ãã¾ãã ã³ããã®å½±é¿ã§ä¸æ¢ã¨ãªã£ãå¹»ã®TSConf 2020ã§ãTypeScriptã¨ES Modulesã«ã¤ãã¦ç»å£ããäºå®ã§ããã æè¿ã®TypeScriptã¯ãã¢ã¸ã¥ã¼ã«é¢é£ã§æ°ããªä»æ§ãåºã¦ãããããªã®ã§ç°¡åã«ã¾ã¨ãã¦ããã¾ããåè·ååã§Node.js Core Collaboratorã®shisamaããã³deno-ja Slackã³ãã¥ããã£ã¼ããã®æ å ±ãåæã«éç´ãã¾ãããã¿ãªãããããã¨ããããã¾ãã èæ¯ JavaScriptåæ§ãTypeScriptã§ãimportæ§æï¼ES Modulesï¼ããµãã¼ããã¦ãã¾ããããããES Modulesã§ã¯CommonJSå½¢å¼ã®require()ã¨ç°ãªãæ¡å¼µåãçç¥ã§ããªãã¨ããå¶ç´ãããã¾ãã ããã³ãã¨ã³ãéçºã§ã¯ãã»ã¨ãã©ã®å ´åã§
ãã¤ã¯ã©ã¹æ±äººTOPITè¨äºä¸è¦§ãããã°ããªãTypeScriptãã®ããã®ç¾å®çãªè¨å®ãèãã â 4ã¬ãã«ã®å³ããã使ãåãã¦TypeScriptç²ããå æãããï¼ ãããã°ããªãTypeScriptãã®ããã®ç¾å®çãªè¨å®ãèãã â 4ã¬ãã«ã®å³ããã使ãåãã¦TypeScriptç²ããå æãããï¼ ã¨ã³ã¸ãã¢Hubã§ã¯2019å¹´ã«ãããã°ããªãTypeScriptããç´¹ä»ãã¾ãããJavaScriptã«éçåä»ããªã©ãæä¾ããTypeScriptã¯ãä»ã§ã¯å®ããã¸ã§ã¯ãã«æ¡ç¨ãããããã°ã©ãã³ã°è¨èªã«ãªã£ã¦ãã¾ããããã§ç¾å®çãªTypeScriptã®è¨å®ããè¤å¾éï¼gfxï¼ããã«è§£èª¬ãã¦ãããã¾ããã 2021å¹´ã®ç¾å¨ãTypeScriptã®ä¾¡å¤ã¯ã¾ãã¾ãåºãèªããããã¨ããã¨ãªããå¤ãã®JavaScriptããã¸ã§ã¯ããTypeScriptã§éçºãããããã«ãªã£ã¦ãã¾ãããã¾ãT
æè¿ãDenoã®éçºãã¯ããããã¨ã«ãããEmacsã§TypeScriptã®éçºãããã¨ãã«ãlsp-modeã§èµ·åããLSPãµã¼ãã¼ãããã¸ã§ã¯ãã«ãã£ã¦Node.jsï¼ts-lsï¼ã¨Denoï¼deno-lsï¼ã§åãæ¿ãããã¨æãã¾ããã lsp-modeã¯ãã§ã«Javascript/Typescript (deno)ããµãã¼ããã¦ããã®ã§ãããããã§ããã¯ã§ãã å ¬å¼åçã¯ãã£ã¬ã¯ããªãã¼ã«ã«å¤æ°ã使ã # 調ã¹ã¦ã¿ãã¨ãããå ¬å¼ããã¥ã¡ã³ãã®FAQã«æ¬¡ã®è¨è¼ãããã¾ããã I have multiple language servers for language FOO and I want to select the server per project, what can I do? You may create dir-local for each of the project
// Good: choose between two options as appropriate (see below). import * as ng from '@angular/core'; import {Foo} from './foo'; // Only when needed: default imports. import Button from 'Button'; // Sometimes needed to import libraries for their side effects: import 'jasmine'; import '@polymer/paper-button'; Import paths TypeScript code must use paths to import other TypeScript code. Paths may be r
5: ãã¹ãã³ã¼ãã§ãåã®è¦æ±ãé¨åçã«ããæºãããªãã¢ãããã¯ãªãªãã¸ã§ã¯ããanyã«ãã£ã¹ããã¦ã¢ãã¯ã¨ãã¦ä½¿ãã®ã§ã¯ãªããã¡ããã¨ããã¢ãã¯ãä¸ç®æã§å®ç¾©ãã¦ããã使ã 6: ãªãã¸ã§ã¯ãã®ç¨®é¡ã«ãã£ã¦ããããããã£ãæã£ã¦ãããæã£ã¦ããªãã£ããããæã«ã?ã§ãªãã·ã§ãã«ãªããããã£ã«ããã®ã§ã¯ãªããã©ããã種é¡ã®æã«æã£ã¦ããã®ããã¤ã³ã¿ã¼ãã§ã¼ã¹ã§æç¤ºãã
ããã«ã¡ã¯ã¼ã ããã³ãã¨ã³ãéçºé¨ã®ç«æ(ã²ãã/id:eiel)ã§ããååã¾ã§ã¯ id:cw-himura ã§è¨äºãæ¸ãã¦ãã¾ããããå人ã¢ã«ã¦ã³ãã«åãæ¿ããã¾ããã ãããããããããã¾ãã 以åã¯ãµã¼ãã¼ãµã¤ãéçºé¨ã«æå±ãã¦ãã¾ãããã2019å¹´6æãããããããã³ãã¨ã³ããã¼ã ã«ãã«ãã¨ãã¦ç¡æéã¬ã³ã¿ã«ç§»ç±ä¸ã§ãã ä¸»ãªæ å½ãã¦ããæ¥åã¯ãé£ãããã°å¯¾å¿ãã¨ãããããChatworkã®ã¦ã§ãããã³ãã¨ã³ããã©ãããããèãããã§ãã æ¨æ¥ã¯æå¾ ã®æ°äººã§ããã¬ãªããã®å ¥ç¤¾ãã¦3ã¶æã®ç±çãªæ³ãã§ãããã¢ããã§ãã ãã¦ãä»åã®ãé¡ã¯ãã¬ã¬ã·ã¼ããã³ãã¨ã³ãè±å´ã¸ã®ææ¦ãã¨éã«ä¸ããæããããã®ã§ãããæªæ¥ã®ãã¨ãèãã使¥ããã¦ããã®ã§æ¸ãããããã¿ãããã¾ããã ãã£ã¦ããªããã¤ãã¾ããã ã¨ãããã¨ã§ãè¨è¨ã«å½¹ç«ã¤ãããããªã話ãã©ãã«æ¸ããã¨ã«ãã¾ããã ã¢ããªã±ã¼ã·ã§
æ¬æ¸ããµãã¤ãã«TypeScriptãã¯å®åã§TypeScriptã使ãéçºè ã®ããã®å ¥éæ¸ã§ããããã¦ããã®ãã¼ã¸ã¯TypeScriptã®ç¹å¾´ãæéã§ææ¡ã§ãããããæ°ç¾ãã¼ã¸ãããªãæ¬æ¸ã®ã³ã³ãã³ããã¤ã¾ã¿é£ãããè¦ç´ã§ãã » æ¬æ¸ã«ã¤ãã¦è©³ããç¥ã » ã¨ã«ããä»ããTypeScriptãæ¸ãã¦ã¿ãã TypeScriptã¨ã¯âJavaScriptã®ã¹ã¼ãã¼ã»ããã¨ãªãããã°ã©ãã³ã°è¨èªãéçåä»ãè¨èªã§ãããããã°ã©ã ã®æ£ãããéçã«æ¤æ»ã§ãããã©ã¤ãã©ãªãIDEãªã©ã®éçºç°å¢ãå å®ãã¦ããã大ããªã¨ã³ã·ã¹ãã ãæã£ã¦ãããMicrosoftã2012å¹´ã«éçºãããªã¼ãã³ã½ã¼ã¹ã§å ¬éããã» TypeScriptã®ç¹å¾´ã«ã¤ãã¦è©³ããç¥ã » TypeScriptèªçã®èæ¯ã«ã¤ãã¦è©³ããç¥ã TypeScriptã¯JavaScriptã®ã¹ã¼ãã¼ã»ããâã¹ã¼ãã¼ã»ããã¨ã¯ãå ã®è¨èªã¨
åºå ¸: https://www.npmtrends.com/typescript TypeScriptã¯JavaScriptãæ¡å¼µãã¦ä½ãããããã°ã©ãã³ã°è¨èªã§ãããã¬ã³ãã示ãã¨ãããTypeScriptã¯JavaScriptã«ä»£ãã£ã¦ç¬¬ä¸ã«é¸æãããè¨èªã«ãªãã¾ãããTypeScriptãæä¾ããéçåã·ã¹ãã ã¯ãã³ã¼ãã®ä¿å®æ§ã¨å¯èªæ§ãå¤§å¹ ã«åä¸ããã¾ããã¾ããã©ã¦ã¶çã®äºææ§ãå¿é ãããã¨ãªããã¢ãã³ã§ä¾¿å©ãªJavaScriptã®æ©è½ãå©ç¨ã§ãã¾ãã TypeScript DeepDiveã¯åå¿è ããããã©ã³ã¾ã§å½¹ç«ã¤ãªã¼ãã³ã½ã¼ã¹ã®ããã¥ã¡ã³ãã§ããJavaScriptã®ã¢ãã³ãªæ©è½ããTypeScriptã®æ§ã ãªéæ³ã«è³ãã¾ã§ä¸å¯§ã«èª¬æããã¦ãã¾ããå¤ãã®ã³ã¼ããµã³ãã«ããããå ·ä½çãªTypeScriptã®ä½¿ãæ¹ãç°¡åã«çè§£ã§ãã¾ããTypeScript DeepDiveæ¥æ¬
æ³¨é æ¬ããã¥ã¡ã³ãã¯ãã¾ã æªå®æã§ãããã¦ã§ãããã³ãã¨ã³ãã®éçºãå¦ã¶ã¨ãã«ãJavaScriptãçµç±ããã«ãæåããTypeScriptã§å¦ãã§ãã社å åãã³ã³ãã³ãã¨ãã¦ä½æããã¯ããã¾ãããåºæ¬ã®ææ³é¨å以å¤ã¯ã¾ã å·çããã¦ããªãç« ãããã¤ãããã¾ããæ¸ããã¦ããç« ãã¾ã ã¾ã å 容ã追å ãããå¯è½æ§ãããã¾ãããç°å¢ã®å¤åã§å 容ã®å¤æ´ãå ¥ãå¯è½æ§ãããã¾ãã æ¸ç±ã®å稿ã¯GitHubä¸ã§ç®¡çãã¦ããã¾ããããTypoãè¦ã¤ãã¦ãã ãã£ãæ¹ãããã£ãããã¾ãããã GitHubä¸ã§é£çµ¡ ããé¡ããã¾ã 1 ãreSTãã¡ã¤ã«ã ãä¿®æ£ãã¦ããããã°ãHTML/PDFã®çæã¾ã§ã¯ä¸è¦ã§ãããã£ã¼ãããã¯ãªã©ãæè¿ãã¦ããã¾ãã 1 https://github.com/future-architect/typescript-guide/pulls
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}