Module: Transpec::DirectoryCloner

Defined in:
lib/transpec/directory_cloner.rb

Overview

This module performs almost the same thing as FileUtils#cp_r, expect ignoring pseudo files (e.g.pipe, socket).

Class Method Summary collapse

Class Method Details

.copy(source, destination) ⇒ Object 



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# File 'lib/transpec/directory_cloner.rb', line 31

def copy(source, destination)
  if File.symlink?(source)
    File.symlink(File.readlink(source), destination)
  elsif File.directory?(source)
    FileUtils.mkdir_p(destination)
  elsif File.file?(source)
    FileUtils.copy_file(source, destination)
  end

  copy_permission(source, destination) if File.exist?(destination)
rescue => error
  raise error.class, "while copying #{source.inspect}.", error.backtrace
end

.copy_permission(source, destination) ⇒ Object 



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# File 'lib/transpec/directory_cloner.rb', line 45

def copy_permission(source, destination)
  source_mode = File.lstat(source).mode
  begin
    File.lchmod(source_mode, destination)
  rescue NotImplementedError, Errno::ENOSYS
    # Should not change mode of symlink's destination.
    File.chmod(source_mode, destination) unless File.symlink?(destination)
  end
end

.copy_recursively(source_root, destination_root) ⇒ Object 



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# File 'lib/transpec/directory_cloner.rb', line 13

def copy_recursively(source_root, destination_root)
  source_root = File.expand_path(source_root)
  source_root_pathname = Pathname.new(source_root)

  destination_root = File.expand_path(destination_root)
  if File.directory?(destination_root)
    destination_root = File.join(destination_root, File.basename(source_root))
  end

  Find.find(source_root) do |source_path|
    relative_path = Pathname.new(source_path).relative_path_from(source_root_pathname).to_s
    destination_path = File.join(destination_root, relative_path)
    copy(source_path, destination_path)
  end

  destination_root
end