This will take it from the main branch of DefinitelyTyped, which, as discovered, contains problematic commit that removes a number of use overloads, causing the error in question. node_modules/.bin/typings install -G dt~express If you look at installed types-metadata.json for express-serve-static-core, you notice that it uses types-2.0 branch of DefinitelyTyped: "sourceRepoURL": "", TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. If you don't need compatiblity with typescript < 2.0 (2.0 was released a few days ago), you can just npm install typescriptĪnd again it will work. I am writing a node.
However, there is more than one way to install typings for express. 1 day ago &0183 &32 TypeScript: Class that implements interfaces static methods. ts extension Watching file changes and build directory Conclusion Create a package.json file Start by creating a new directory wherever you keep your side projects in your local development environment. node_modules/.bin/tsc test.ts typings/index.d.ts Create a minimal server with Express Installing TypeScript Generating tsconfig.json Create an Express server with a. json file within the directory you want to use as the root directory of the TypeScript project. Initialize TypeScript in Node.js To help the TypeScript compiler understand your project's structure, you need to create a tsconfig. node_modules/.bin/typings install express We tested this tutorial using Express v4.17.117.1, Node.js v14.15.115.1, and npm 6.14. node_modules/.bin/typings install -G dt~node If you put it in an empty directory and do npm install typescript
Private app: express.Application = express() The following file test.ts compiles just fine import * as express from "express" According to the latest express typings, the type for app is called Application, not Express.
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