gistfile1.sh

# bash or zsh function
# change self.up to up, self.down to down for Rails 3.1+

rails_migration() {
  filename="db/migrate/`date +%Y%m%d%H%M%S`_$1.rb"
  classname=$(ruby -e "puts '$1'.split('_').map{|e| e.capitalize}.join")
  touch $filename
  echo "class $classname < ActiveRecord::Migration" >> $filename
  echo "  def self.up"                              >> $filename
  echo "  end"                                      >> $filename
  echo ""                                           >> $filename
  echo "  def self.down"                            >> $filename
  echo "  end"                                      >> $filename
  echo "end"                                        >> $filename
}