Simple git grep replace for bash written in ruby. Replaces all instances of a string in any tracked file. Based on https://gist.github.com/jcamenisch/1671995 Allows strings with whitespaces.

gg_replace

#!/usr/bin/env ruby

if ARGV.length != 2
  puts "Usage:"
  puts '  gg_replace term replacement'
  puts
  puts 'Example:'
  puts '  gg_replace "bad cappuchino" "fine cappuccino"'
  exit
end

find = ARGV[0]
replace = ARGV[1]

files = `git grep -l '#{find}'`.split("\n")

files.each do |file|
  `sed -e 's/#{find}/#{replace}/g' -i '' #{file}`
end

Reminder: scape forward slashes