in [foo, bar, baz]
in InstanceVariableReadNode[name: Symbol] in { name: Symbol
}
vi_change_to_eol
(vi command: C
) + Kill and change from the cursor to the end of the line.
Get a single optional argument from the command line. If more than one argument is given, return only the first. Return nil if none are given.
Adds a section with title
and content
to the parser help view. Used for adding command arguments and default arguments.