44 lines
745 B
Ruby
44 lines
745 B
Ruby
require "version"
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class PkgVersion
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include Comparable
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RX = /\A(.+?)(?:_(\d+))?\z/
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attr_reader :version, :revision
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def self.parse(path)
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_, version, revision = *path.match(RX)
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version = Version.create(version)
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new(version, revision.to_i)
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end
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def initialize(version, revision)
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@version = version
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@revision = revision
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end
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def head?
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version.head?
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end
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def to_s
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if revision > 0
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"#{version}_#{revision}"
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else
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version.to_s
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end
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end
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alias_method :to_str, :to_s
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def <=>(other)
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return unless PkgVersion === other
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(version <=> other.version).nonzero? || revision <=> other.revision
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end
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alias_method :eql?, :==
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def hash
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version.hash ^ revision.hash
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end
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end
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