module Net::IMAP::Config::AttrVersionDefaults

NOTE: This module is an internal implementation detail, with no guarantee of backward compatibility.

Adds a defaults parameter to attr_accessor, which is used to compile Config.version_defaults.

CURRENT_VERSION: The x.y part of Net::IMAP::VERSION, as a Rational number.
FUTURE_VERSION: The config version used for Config[:future].
NEXT_VERSION: The config version used for Config[:next].
VERSIONS