[英]I install '@angular/cdk' and got an error when I import DragDropModule, what do I do wrong?
你想做什么?
我想使用@angular/cdk
(源代碼)來制作一個可拖動的模式,如他們的教程中所見
再生產
npm i @angular/cdk
然后當我在我的文件 xxx.module.ts 中導入模塊時:
import { DragDropModule } from '@angular/cdk/drag-drop';
我立即獲得了錯誤消息列表:
ERROR in node_modules/@angular/cdk/bidi/dir.d.ts(26,9): error TS1086: An accessor cannot be declared in an ambient context.
環境
這是我的package.json
:
{
"name": "libertchan",
"version": "0.0.0",
"scripts": {
"ng": "ng",
"start": "ng serve",
"build": "ng build",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e"
},
"private": true,
"dependencies": {
"@angular/animations": "~8.2.14",
"@angular/cdk": "^9.0.0",
"@angular/common": "~8.2.14",
"@angular/compiler": "~8.2.14",
"@angular/core": "~8.2.14",
"@angular/forms": "~8.2.14",
"@angular/platform-browser": "~8.2.14",
"@angular/platform-browser-dynamic": "~8.2.14",
"@angular/router": "~8.2.14",
"@ng-bootstrap/ng-bootstrap": "^5.2.1",
"bootstrap": "^4.4.1",
"rxjs": "~6.4.0",
"tslib": "^1.10.0",
"zone.js": "~0.9.1"
},
"devDependencies": {
"@angular-devkit/build-angular": "~0.803.19",
"@angular/cli": "~8.3.19",
"@angular/compiler-cli": "~8.2.14",
"@angular/language-service": "~8.2.14",
"@types/node": "~8.9.4",
"@types/jasmine": "~3.3.8",
"@types/jasminewd2": "~2.0.3",
"codelyzer": "^5.0.0",
"jasmine-core": "~3.4.0",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~4.1.0",
"karma-chrome-launcher": "~2.2.0",
"karma-coverage-istanbul-reporter": "~2.0.1",
"karma-jasmine": "~2.0.1",
"karma-jasmine-html-reporter": "^1.4.0",
"protractor": "~5.4.0",
"ts-node": "~7.0.0",
"tslint": "~5.15.0",
"typescript": "~3.5.3"
}
}
找到答案:問題是因為我使用的是 TypeScript 3.5,而最新版本的 CDK 需要 TypeScript 3.7。
Angular 8 不能使用 TypeScript 3.7,所以我還需要升級到 Angular 9。
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