
typescript basics
Add typescript to a project
#install dependencies
npm install @types/node typescript --save-dev
# or for yarn
yarn add @types/node typescript--dev
#create config
npx tsc --init --rootDir src --outDir build \
--esModuleInterop --resolveJsonModule --lib es6 \
--module commonjs --allowJs true --noImplicitAny true
#run script
npx ts-node hash.ts
If you have multiple ts modules
#install dependencies
npm install @types/node typescript --save-dev
# or for yarn
yarn add @types/node typescript--dev
#create config
npx tsc --init --rootDir src --outDir dist \
--esModuleInterop --resolveJsonModule --lib es6 \
--module es2020 --allowJs true --noImplicitAny true --moduleResolution node --allowSyntheticDefaultImports
#run
node --trace-warnings --loader ts-node/esm ./src/main.ts
#or
NODE_OPTIONS='--no-warnings --loader ts-node/esm' nodemon --watch 'src/**/*' -e ts,tsx --exec node --trace-warnings --loader ts-node/esm ./src/main.ts
More info can be found here
Debug in WebStorm
#add to node parameters sections on node.js runtime config
--trace-warnings --require ts-node/register --inspect

Or with multiple modules
--trace-warnings --loader ts-node/esm --inspect

More info can be found here
Useful Links
https://khalilstemmler.com/blogs/typescript/node-starter-project/