@node VComponent Grouping Utilities
@section VComponent Grouping Utilities

@code{(vcomponent util group)}

@defun group-stream input-stream
Given a sorted stream of vevent's, where each MUST have at least a
DTSTART property, returns a new stream of pairs of dates and all
events from the original streams which at least in part reside inside
that date.
@end defun

@defun get-groups-between groups start-date end-date
Returns the subset of @var{groups}, as generated by
@code{group-stream}, which overlaps the date interval between
@var{start-date} and @var{end-date}.
@end defun

@defun group->event-list group
@end defun