20 lines
		
	
	
		
			226 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			226 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # typed: strict
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| 
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| module DiskUsageExtension
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|   include Kernel
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| 
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|   def exist?; end
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| 
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|   def symlink?; end
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| 
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|   def resolved_path; end
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| end
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| 
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| module ObserverPathnameExtension
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|   include Kernel
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| 
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|   def dirname; end
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| 
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|   def basename; end
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| end
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