16 lines
		
	
	
		
			214 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			16 lines
		
	
	
		
			214 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
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| 
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| module Homebrew
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|   module FreePort
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|     require "socket"
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| 
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|     def free_port
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|       server = TCPServer.new 0
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|       _, port, = server.addr
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|       server.close
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| 
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|       port
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|     end
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|   end
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| end
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