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32 lines
792 B
Ruby
32 lines
792 B
Ruby
# typed: true
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# frozen_string_literal: true
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module UnpackStrategy
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# Strategy for unpacking gzip archives.
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class Gzip
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extend T::Sig
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include UnpackStrategy
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sig { returns(T::Array[String]) }
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def self.extensions
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[".gz"]
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end
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def self.can_extract?(path)
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path.magic_number.match?(/\A\037\213/n)
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end
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private
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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! "gunzip",
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args: [*quiet_flags, "-N", "--", unpack_dir/basename],
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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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