Using git diff, how can I get added and modified lines numbers?

Question

Assuming I have a text file

alex
bob
matrix
will be removed
git repo

and I have updated it to be

alex
new line here
another         


        

Answer 1

I was looking for a way to output only the lines changed for each file using git diff. My idea was to feed this output to a linter for type checking. This is what helped me