.git/hooks

post-merge

#!/bin/bash

# Print out what changed in a nice format.
git log @{1}.. --pretty=format:"%Cblue%an%Creset	%ar:	%Cred\"%s%b\"%Creset (%h)" --reverse --no-merges

# Print out any new migrations
diff <(ls -l db/migrate/ | grep "[0-9]\{14\}" | sed -e 's/.*\([0-9]\{14\}\).*/\1/g' | sort) <((test -f db/development.sqlite3 && sqlite3 db/development.sqlite3 "select version from schema_migrations" || mysql -uroot `pwd | xargs basename`_development -e "select version from schema_migrations") | grep [0-9] | sort) | grep "< [0-9]\{14\}" | cut -d' ' -f2 | tr '\n' '|' | sed -e 's/\(.*\)|$/"\\\(\1\\\)"/' -e 's/|/\\\|/g' | xargs -J % grep % <(ls -l db/migrate | tail -100) | sed -e 's/.*\([0-9]\{14\}_.*\.rb\)/Pending migration: \1/g'

# Yes, I know about rake db:about_if_pending_migrations, but it's way too slow.
# On the other hand, this makes all kinds of assumptions about your database configuration.
# Looks first for db/development.sqlite3, then for a mysql database called [dirname]_development

# I'm not sure why, but the | tail -100 keeps it from hanging when there are no pending migrations.

# Output any changes to the Gemfile
OUTPUT=$(git diff -w -U0 @{1}.. -- Gemfile | sed -e "1,4d" -e "/@@/d" -e "/[+-] *$/d" -e "s/^\+ *\(.*\)$/ \+ \1/" -e "s/^- *\(.*\)$/ \- \1/")

if [ -n "$OUTPUT" ]
then
  echo "** Gemfile changed **"
  echo "$OUTPUT"
fi

pre-commit

#!/bin/sh

# Clean up whitespace in any modified files.

if git-rev-parse --verify HEAD > /dev/null
then
  against=HEAD
else
  # Initial commit: diff against an empty tree object
  against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi

old_IFS=$IFS
IFS=$'\n'

for FILE in `git-diff-index --check --cached $against 2>&1 | sed '/^[\*\+]/d' | sed 's/:.*//' | uniq` ; do
  sed -ie 's/[[:space:]]*$//' $FILE
  rm $FILE"e"
  git add $FILE
done

IFS=$old_IFS
exit 0