Class: ChangeListener

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(command, *arguments) ⇒ ChangeListener

Returns a new instance of ChangeListener.



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# File 'lib/change_listener.rb', line 9

def initialize(command, *arguments)
  @command   = command
  @arguments = arguments
  @listener  = Listen.to('./').ignore(/^\.\w+/)
  
  @listener.change{ execute }
end

Instance Attribute Details

#arguments ⇒ Object (readonly)

Returns the value of attribute arguments.



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# File 'lib/change_listener.rb', line 7

def arguments
  @arguments
end

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/change_listener.rb', line 6

def command
  @command
end

#listener ⇒ Object (readonly)

Returns the value of attribute listener.



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# File 'lib/change_listener.rb', line 5

def listener
  @listener
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/change_listener.rb', line 21

def execute
  listener.pause
  Kernel.system(ENV, command, *arguments)
  listener.unpause
end

#ignore(*regexps) ⇒ Object 



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# File 'lib/change_listener.rb', line 27

def ignore(*regexps)
  @listener.ignore(*regexps)
end

#ignore_path(*paths) ⇒ Object 



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# File 'lib/change_listener.rb', line 31

def ignore_path(*paths)
  globs = paths.map{|p| FileGlob.new(p)}
  
  @listener.ignore(*globs)
end

#start ⇒ Object 



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# File 'lib/change_listener.rb', line 17

def start
  listener.start(false)
end