List entire branch content
~/my/repo $ git ls-tree mybranch -r --name-only
.gitignore
LICENSE
README.md
cli.js
demo.gif
index.html
live-svg.svg
package.json
server.js
tests/cli.js
List only one folder's content
You don't need grep!
~/my/repo $ git ls-tree mybranch:test -r --name-only
tests/cli.js
More informations about git ls-tree.
Hope it'll save you some time! 😜
Nice!