Sha256: a6176ac281bb1a4c9ea5a4162923ba47a9cb0f317543a9a8a857e335c08744b2
Contents?: true
Size: 1.37 KB
Versions: 17
Compression:
Stored size: 1.37 KB
Contents
# encoding: utf-8
module TingYun
module Support
class VersionNumber
include Comparable
attr_reader :parts
def initialize(version_string)
version_string ||= '1.0.0'
@parts = version_string.split('.').map { |n| n =~ /^\d+$/ ? n.to_i : n }
end
def major_version;
@parts[0];
end
def minor_version;
@parts[1];
end
def tiny_version;
@parts[2];
end
def <=>(other)
other = self.class.new(other) if other.is_a? String
self.class.compare(self.parts, other.parts)
end
def to_s
@parts.join(".")
end
def hash
@parts.hash
end
def eql? other
(self <=> other) == 0
end
private
def self.compare(parts1, parts2)
a, b = parts1.first, parts2.first
case
when a.nil? && b.nil? then
0
when a.nil? then
b.is_a?(Fixnum) ? -1 : 1
when b.nil? then
-compare(parts2, parts1)
when a.to_s == b.to_s then
compare(parts1[1..-1], parts2[1..-1])
when a.is_a?(String) then
b.is_a?(Fixnum) ? -1 : (a <=> b)
when b.is_a?(String) then
-compare(parts2, parts1)
else # they are both fixnums, not nil
a <=> b
end
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems