When working with Composer and git branches, you will end up either:
- reinstalling dependencies each time you switch branch
- or meeting weird bugs because you didn’t
composer.json may have changed between branches.
To have composer automatically re-install dependencies when you switch to a branch, simply create a
.git/hooks/post-checkout file in your project repository:
#!/bin/sh cd $GIT_DIR/.. composer install
This is a git post-checkout hook (as the name suggest)