ts-loader

ts-loader converts typescript ES 2015 to javascript ES 2015

babel/preset-typescript

This can be used instead of ts-loader
link - devblogs.microsoft.com/typescript/typescript-and-babel-7/

babel-loader converts javascript ES 2015 to javascript ES 2009

Install the typescript loader webpack module.

npm install --save-dev ts-loader 

awesome-typescript-loader