Method: Fire::ShellUtils#sync

Defined in:
lib/fire/shellutils.rb

#sync(src, dst, options = {}) ⇒ Object

TODO:

Augment FileUtils instead.

TODO:

Not every action needs to be verbose.

Synchronize a destination directory with a source directory.



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# File 'lib/fire/shellutils.rb', line 29

def sync(src, dst, options={})
  src_files = Dir[File.join(src, '**', '*')].map{ |f| f.sub(src+'/', '') }
  dst_files = Dir[File.join(dst, '**', '*')].map{ |f| f.sub(dst+'/', '') }

  removal = dst_files - src_files

  rm_dirs, rm_files = [], []
  removal.each do |f|
    path = File.join(dst, f)
    if File.directory?(path)
      rm_dirs << path
    else
      rm_files << path
    end
  end

  rm_files.each { |f| rm(f) }
  rm_dirs.each  { |d| rmdir(d) }

  src_files.each do |f|
    src_path = File.join(src, f)
    dst_path = File.join(dst, f)
    if File.directory?(src_path)
      mkdir_p(dst_path)
    else
      parent = File.dirname(dst_path) 
      mkdir_p(parent) unless File.directory?(parent)
      install(src_path, dst_path)
    end
  end
end