gistfile1.sh

#!/bin/sh

changedPackageFiles=$(git diff --cached --name-only | grep -i packages.config)
grepedCommitMessage=$(grep -i 'Update Packages' $1)

if [ -n "$changedPackageFiles" -a -z "$grepedCommitMessage" ]
then
  echo "Aborting commit."
  echo "Your changing the following packages.config files but you did not confirm this action:"
  echo "$changedPackageFiles"
  echo ""
  echo "Unawarely updating NuGet-packages can introduce unforseen dependency management issues."
  echo "If your sure you want to modify the packages.config files please include the text 'Update Packages' in the commit message"
  exit 1
fi