56 lines
1.1 KiB
Ruby
56 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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class VersionInfo
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include Comparable
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attr_reader :major, :minor, :patch
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def self.parse(str)
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if str && m = str.match(/(\d+)\.(\d+)\.(\d+)/)
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VersionInfo.new(m[1].to_i, m[2].to_i, m[3].to_i)
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else
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VersionInfo.new
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end
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end
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def initialize(major = 0, minor = 0, patch = 0)
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@major = major
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@minor = minor
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@patch = patch
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end
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def <=>(other)
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return unless other.is_a? VersionInfo
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return unless valid? && other.valid?
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if other.major < @major
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1
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elsif @major < other.major
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-1
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elsif other.minor < @minor
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1
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elsif @minor < other.minor
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-1
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elsif other.patch < @patch
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1
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elsif @patch < other.patch
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-1
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else
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0
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end
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end
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def to_s
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if valid?
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"%d.%d.%d" % [@major, @minor, @patch]
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else
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"Unknown"
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end
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end
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def valid?
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@major >= 0 && @minor >= 0 && @patch >= 0 && @major + @minor + @patch > 0
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end
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end
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end
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