Class: Gloss::Watcher

Inherits:
Object
  • Object
show all
Defined in:
lib/gloss/watcher.rb

Instance Method Summary collapse

Constructor Details

#initialize(paths) ⇒ Watcher

Returns a new instance of Watcher.



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# File 'lib/gloss/watcher.rb', line 9

def initialize(paths)
  @paths = paths
  (if @paths.empty?
    @paths = [File.join(Dir.pwd, Config.src_dir)]
  end)
end

Instance Method Details

#watch ⇒ Object 



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# File 'lib/gloss/watcher.rb', line 15

def watch()
  puts("=====> Now listening for changes in #{@paths.join(", ")}")
  listener = Listen.to(*@paths, latency: 2) { |modified, added, removed|
    modified.+(added)
.each() { |f|
      unless           f.end_with?(".gl")
        next
      end
      puts("====> Rewriting #{f}")
      content = File.read(f)
      Writer.new(Builder.new(Parser.new(content)
.run)
.run, f)
.run
      puts("====> Done")
    }
    removed.each() { |f|
      unless           f.end_with?(".gl")
        next
      end
      out_path = Utils.src_path_to_output_path(f)
      puts("====> Removing #{out_path}")
      (if File.exist?(out_path)
        File.delete(out_path)
      end)
      puts("====> Done")
    }
  }
  listener.start
  begin
    loop() { ||
      sleep(10)
    }
  rescue Interrupt
    puts("=====> Interrupt signal received, shutting down")
    exit(0)
  end
end