@node types
@subsection types.js

Collection of type information for calendar data.

@defvar all_types
Name of all valid icalendar types.

    text, uri, binary, float, integer, date-time, date, duration,
    period, utc-offset, cal-address, recur, boolean,
@end defvar

@defvar property_names
All known names properties (top level keys) can have.
Such as ``calscale'', ``dtstart'', ...
@end defvar

@defvar valid_fields
Which property fields each component can hold.

@verbatim
{ 'VCALENDAR': ['PRODID', 'VERSION', 'CALSCALE', 'METHOD'],
    ...
}
@end verbatim
@end defvar

@defvar valid_input_types
Which types are valid to store under each property.
If multiple values are an option for that property, then
the list of possibilities will contain a sub-list (see example).

@verbatim
{ 'DTSTART': ['date', 'date-time'],
  'CATEGORIES': [['text']],
  ...
}
@end verbatim
@end defvar