danwahlin / typescriptdemos

A set of TypeScript demos showing various features of the language.

TypeScript Examples

Running the Application

1. Install Node.js from http://nodejs.org

2. Run npm install

3. Run npm start to compile the TypeScript and start the server

typescriptdemos's Issues

Error on npm start

Here's the error I get after cloning repo and running npm install and then npm start.

> tsc && concurrently "tsc -w" "lite-server"

examples/object-oriented/2 - Introduction to Object-Oriented Programming in TypeScript/src/main.ts:16:21 - error TS7009: 'new' expression, whose target lacks a construct signature, implicitly has an 'any' type.

16 const functionObj = new FunctionObject();
                       ~~~~~~~~~~~~~~~~~~~~


Found 1 error.

npm ERR! code ELIFECYCLE
npm ERR! errno 2
npm ERR! [email protected] start: `tsc && concurrently "tsc -w" "lite-server"`
npm ERR! Exit status 2
npm ERR! 
npm ERR! Failed at the [email protected] start script.
    This is probably not a problem with npm. There is likely additional logging output above.
npm ERR!
npm ERR! A complete log of this run can be found in:
...

Versions

❯ tsc --version 
Version 3.2.2
❯ npm --version
6.14.4
❯ node --version
v14.3.0

calculator-jquery example not working