Module: IfChanged

Defined in:
lib/ifchanged.rb,
lib/ifchanged/version.rb,
lib/ifchanged/observer.rb,
lib/ifchanged/file_info.rb

Defined Under Namespace

Classes: FileInfo, Observer

Constant Summary collapse

VERSION = 
'1.0.1'

Class Method Summary collapse

Class Method Details

.run(argv) ⇒ Object 



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# File 'lib/ifchanged.rb', line 13

def run(argv)
  files = []
  script = 
  interval = 1
  help = ''

  OptionParser.new do |opt|
    opt.version = VERSION
    opt.banner = "Usage: #{opt.program_name} --do=script files"
    opt.on('-d', '--do=script', 'Script') {|v| script = v}
    opt.on('-i', '--interval=interval', 'Interval of check files', Integer) {|v| interval = v}
    opt.permute!(argv)
    files = argv
    help = opt.help
  end

  if files.empty?
    puts help
    exit!
  end

  Observer.add_hook do |files|
    files.each do |file|
      run_script = script.gsub('%', file)
      puts "!#{run_script}"
      system run_script
    end
  end

  Observer.run(:files => files, :interval => interval)
end