Class: Sinatra::Reloader::Watcher

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

Overview

Watches a file so it can tell when it has been updated, and what elements does it contain.

Defined Under Namespace

Classes: Element, List

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ Watcher

Creates a new Watcher instance for the file located at path.



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# File 'lib/sinatra/reloader.rb', line 173

def initialize(path)
  @ignore = nil
  @path, @elements = path, []
  update
end

Instance Attribute Details

#elements ⇒ Object (readonly)

Returns the value of attribute elements.



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# File 'lib/sinatra/reloader.rb', line 170

def elements
  @elements
end

#mtime ⇒ Object (readonly)

Returns the value of attribute mtime.



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# File 'lib/sinatra/reloader.rb', line 170

def mtime
  @mtime
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/sinatra/reloader.rb', line 170

def path
  @path
end

Instance Method Details

#ignore ⇒ Object

Informs that the modifications to the file being watched should be ignored.



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# File 'lib/sinatra/reloader.rb', line 197

def ignore
  @ignore = true
end

#ignore? ⇒ Boolean

Indicates whether or not the modifications to the file being watched should be ignored.

Returns:

  • (Boolean) 


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# File 'lib/sinatra/reloader.rb', line 203

def ignore?
  !!@ignore
end

#inline_templates? ⇒ Boolean

Indicates whether or not the file being watched has inline templates.

Returns:

  • (Boolean) 


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# File 'lib/sinatra/reloader.rb', line 191

def inline_templates?
  elements.any? { |element| element.type == :inline_templates }
end

#removed? ⇒ Boolean

Indicates whether or not the file being watched has been removed.

Returns:

  • (Boolean) 


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# File 'lib/sinatra/reloader.rb', line 208

def removed?
  !File.exist?(path)
end

#update ⇒ Object

Updates the mtime of the file being watched.



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# File 'lib/sinatra/reloader.rb', line 185

def update
  @mtime = File.mtime(path)
end

#updated? ⇒ Boolean

Indicates whether or not the file being watched has been modified.

Returns:

  • (Boolean) 


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# File 'lib/sinatra/reloader.rb', line 180

def updated?
  !ignore? && !removed? && mtime != File.mtime(path)
end