git hook symlink fun

hookup

#!/usr/bin/env ruby
# symlink git hooks
require 'pathname'

@hooks_dir = ARGV.first || 'hooks'

def path(yo)
  Pathname.new(File.expand_path(yo))
end

def hooks
 path("#{@hooks_dir}").children
end

def find(try = path('.'))
  return nil if try == try.parent
  if try.children.include? path("#{try}/.git")
    path(try)
  else
    find(try.parent)
  end
end

def root
  @root ||= find
end

def hookup
  dst = path("#{root}/.git/hooks") 
  hooks.each do |hook|
    link(hook.relative_path_from(dst), dst)
  end
end

def link src, dst
  cmd =  "ln -s #{src} #{dst}"
  puts(cmd)
  system(cmd)
end

hookup