Script to generate patches for updating all drupal core dependencies

one_line.sh

cd core; for dep in `composer info -iN`; do composer update $dep; git add -A .; git diff -M --cached > update-dep--${dep//\//--}.patch; git reset HEAD .; git checkout .; git clean -fd .; done; find . -size 0 -name "update-dep--*.patch" -exec rm -r {} \;

patch_dependencies.sh

#!/bin/bash

cd core
for dep in `composer info -iN`
do
  # Update dependency.
  composer update $dep
  
  # Make the patch.
  git add -A .
  git diff -M --cached > update-dep--${dep//\//--}.patch

  # Clean up for the next round  
  git reset HEAD .
  git checkout .
  git clean -fd .
done

# Clean up empty patches for dependencies that have not been updated.
find . -size 0 -name "update-dep--*.patch" -exec rm -r {} \;