pre-commit

#!/bin/sh

# Configure via something like:
#
#   $ git config --global hooks.preCommitRegexp 'var_dump|console\.log'

PAGER=""

regexp=$(git config hooks.preCommitRegexp)

if [ -z "$regexp" ]; then
  exit 0
fi  

if ! git diff-index --quiet --cached -G "$regexp" HEAD ; then
  echo "# Error: commit adds text matching /$regexp/"
  echo "#   (use \"git commit --no-verify\" to force)"
  echo "#"
  git diff-index -U --cached -G "$regexp" HEAD | sed -e 's/^/#   /'
  exit 1
else
  exit 0
fi