Pre-commit hook to make tasks like: run composer, bower, grunt (less, requirejs). Add everything. And so commit.

pre-commit

#!/bin/bash

### Check the DIR
DIR=$(git rev-parse --show-toplevel)
 
### Composer update
echo "Updating Composer"
if [ -e "$DIR/composer.json" ]; then
    if [ -d "$DIR/vendor" ]; then
        composer install
    else
        composer update
    fi
fi

### Bower update
echo "Updating Bower"
bower install

### Run grunt default task
echo "Running Grunt"
grunt default

### Add everything to the commit
echo "Add what is needed to the index"
git add -A

### Do the commit
exit 0

P.S. remember to chmod +x .git/hooks/pre-commit