maxailloud
3/2/2017 - 1:25 PM

git hook to run a command after `git pull` if a specified file was changed.In this example it's used to run `npm install` if package.json ch

git hook to run a command after git pull if a specified file was changed.In this example it's used to run npm install if package.json changed and bower install if bower.json changed.Run chmod +x post-merge to make it executable then put it into .git/hooks/.

#!/usr/bin/env bash
# MIT © Sindre Sorhus - sindresorhus.com

# git hook to run a command after `git pull` if a specified file was changed
# Run `chmod +x post-merge` to make it executable then put it into `.git/hooks/`.

changed_files="$(git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD)"

check_run() {
	echo "$changed_files" | grep --quiet "$1" && eval "$2"
}

# Example usage
# In this example it's used to run `npm install` if package.json changed
check_run package.json "npm install"