What are the .map files used for in angular-cli and can ng build not create these files?

Question

ng build of angular-cli creates 3 files:

inline.bundle.js
vendor.bundle.js
main.bundle.js

and also a map file for each own. What for?

I

Answer 1

.map files are used for debugging your application. It is not related with angular-cli and is feature of typescript compiler, you may set\unset in tsconfig file like below,

 "sourceMap": true\false

Hope this helps!!