Find in Code

fic

#!/usr/bin/env ruby
# -*- ruby -*-

begin
  require 'rubygems'
rescue LoadError
end

exts = ['.rb', '.rhtml', '.erb', '.builder', '.haml', '.css', '.coffee' ]
if ARGV[0] =~ /^(\+|\.[a-zA-Z0-9]+)$/
  if ARGV[0] == '+'
    ARGV.shift
  else
    exts = []
  end
  while ARGV[0] =~ /^\.[a-zA-Z0-9]+$/
    exts << ARGV.shift
  end
end

ext = "{" + exts.join(',') + "}"

if ARGV.size < 1
  puts "Usage: #{File.basename($0)} [.ext ...] pattern ..."
  puts "(searching #{ext} files)"
  exit 1
end

require 'rake'
status = 1
FileList["**/*#{ext}"].egrep(Regexp.new(ARGV.join('.*'), Regexp::IGNORECASE)) do |fn, count, line|
  puts "#{fn}:#{count}:#{line}"
  status = 0
end
exit(status)

Sweet!

Adding an exec option would be so hot.