Return the latest installed spec for gem name.
Specification attributes that must be non-nil
Choose from a list of options. question is a prompt displayed above the list. list is a list of option strings. Returns the pair [option_name, option_index].
Comes from ripper, called on every parse error, msg is a string
Returns the source encoding name as a string.
Returns the source encoding name as a string.
Yields to a block and preserves the previous set of objects being printed.
Check whether the object_id id is in the current buffer of objects to be pretty printed. Used to break cycles in chains of objects to be pretty printed.
Adds the object_id id to the set of objects being pretty printed, so as to not repeat objects.
Removes an object from the set of objects being pretty printed.
Add the –key option
Add the –otp option
Add the –http-proxy option
Add the –source option