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# frozen_string_literal: true
module UserAgentParser
class Version
# Private: Regex used to split string version string into major, minor,
# patch, and patch_minor.
SEGMENTS_REGEX = /\d+\-\d+|\d+[a-zA-Z]+$|\d+|[A-Za-z][0-9A-Za-z-]*$/
attr_reader :version
alias to_s version
def initialize(*args)
# If only one string argument is given, assume a complete version string
# and attempt to parse it
if args.length == 1 && args.first.is_a?(String)
@version = args.first.to_s.strip
else
@segments = args.compact.map(&:to_s).map(&:strip)
@version = segments.join('.')
end
end
def major
segments[0]
end
def minor
segments[1]
end
def patch
segments[2]
end
def patch_minor
segments[3]
end
def inspect
"#<#{self.class} #{self}>"
end
def eql?(other)
self.class.eql?(other.class) &&
version == other.version
end
alias == eql?
# Private
def segments
@segments ||= version.scan(SEGMENTS_REGEX)
end
def to_h
{
version: version,
major: major,
minor: minor,
patch: patch,
patch_minor: patch_minor
}
end
end
end
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