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