Module: Devcenter::Previewer

Extended by:
Previewer
Included in:
Previewer
Defined in:
lib/devcenter/previewer.rb,
lib/devcenter/previewer/web_app.rb,
lib/devcenter/previewer/web_server.rb,
lib/devcenter/previewer/file_listener.rb

Defined Under Namespace

Classes: FileListener, WebApp, WebServer

Instance Method Summary collapse

Instance Method Details

#preview(slug, md_path, host, port) ⇒ Object 



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# File 'lib/devcenter/previewer.rb', line 10

def preview(slug, md_path, host, port)
  server = WebServer.new(host, port, WebApp)
  file_listener_callback = Proc.new do |modified, added, removed|
    modified.each{ |f| Devcenter::Logger.log "File modified: #{f}" }
    WebApp.send_server_event
  end

  listener = FileListener.new(md_path, file_listener_callback)

  [:INT, :TERM].each do |signal|
    trap(signal) do
      listener.stop
      server.stop
      say "\nPreview finished."
      exit
    end
  end
  listener.start
  url = "http://#{host}:#{port}/#{slug}"
  say "\nLive preview for #{slug} available in #{url}"
  say "It will refresh when you save #{md_path}"
  say "Press Ctrl+C to exit...\n"
  Launchy.open(url)
  server.start
end