In the package.json file main entry specifies the entry point of the application. "test": "echo \"Error: no test specified\" & exit 1" Just modify the main section and start the script as shown below. After this, modify the package.json file. We have enabled console in the rules for better debugging. You can learn more about various options hereĪfter configuring TypeScript compiler options, add a file with name tslint.json in the root folder and add this code, We have set various compiler options such that TypeScript code should be transpile to the ES6 standard of JavaScript and it should follow node.js module resolution. Inside the tsconfig.json file put the following information, After successfully installing the dependencies, create a tsconfig.json file in the root of the project directory. In the npm command -D flag is for –save-dev and -S flag is for –save. After that Install all dependencies for TypeScript and Express Just keep pressing the return key (Enter) for all the questions to create a default package.json file. In the directory create package.json file using the command: To start with creating a folder and change directory to that folder. You can check whether Node.js is installed by running the command, At the end of the blog post, you will have a REST API created using TypeScript and Express in Node.js.īefore starting to make sure that you have NodeJS installed on your machine from here. In this blog post, you are going to learn to configure the Node.js application to use TypeScript.
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