Class: File

Inherits:
Object show all
Defined in:
lib/util/ruby_extensions.rb

Class Method Summary collapse

Class Method Details

.safe_write(dest, txt = nil, &block) ⇒ Object 



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# File 'lib/util/ruby_extensions.rb', line 93

def File.safe_write(dest, txt=nil, &block)
  tmp = dest + "-" + rand(9999).to_s
  begin
    File.open(tmp, "w") do |file|
      if block
        block.call(file)
      elsif txt
        file.write(txt)
      end
    end
    FileUtils.mv(tmp, dest)
  rescue Exception
    FileUtils.remove_entry_secure(tmp)
    raise
  end
end