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33 lines
748 B
Ruby
33 lines
748 B
Ruby
# frozen_string_literal: true
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module UnpackStrategy
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class Xz
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include UnpackStrategy
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using Magic
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def self.extensions
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[".xz"]
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end
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def self.can_extract?(path)
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path.magic_number.match?(/\A\xFD7zXZ\x00/n)
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end
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def dependencies
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@dependencies ||= [Formula["xz"]]
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end
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private
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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! "unxz",
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args: [*quiet_flags, "-T0", "--", unpack_dir/basename],
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env: { "PATH" => PATH.new(Formula["xz"].opt_bin, ENV["PATH"]) },
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verbose: verbose
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end
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end
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end
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