35 lines
		
	
	
		
			924 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			924 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # typed: true
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| # frozen_string_literal: true
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| 
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| module UnpackStrategy
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|   # Strategy for unpacking lzip archives.
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|   class Lzip
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|     include UnpackStrategy
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| 
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|     sig { returns(T::Array[String]) }
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|     def self.extensions
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|       [".lz"]
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|     end
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| 
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|     def self.can_extract?(path)
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|       path.magic_number.match?(/\ALZIP/n)
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|     end
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| 
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|     def dependencies
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|       @dependencies ||= [Formula["lzip"]]
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|     end
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| 
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|     private
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| 
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|     sig { override.params(unpack_dir: Pathname, basename: Pathname, verbose: T::Boolean).returns(T.untyped) }
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|     def extract_to_dir(unpack_dir, basename:, verbose:)
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|       FileUtils.cp path, unpack_dir/basename, preserve: true
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|       quiet_flags = verbose ? [] : ["-q"]
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|       system_command! "lzip",
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|                       args:    ["-d", *quiet_flags, unpack_dir/basename],
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|                       env:     { "PATH" => PATH.new(Formula["lzip"].opt_bin, ENV.fetch("PATH")) },
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|                       verbose:
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|     end
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|   end
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| end
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