# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1441837670 -7200
# Node ID 587642552f6eafae898454c187e8cec254677b2f
# Parent  824f47bffaf2a67e9aa57bfe3f9ce0b5400b31e8
Produce a value of None for empty properties.

diff -r 824f47bffaf2 -r 587642552f6e vCalendar.py
--- a/vCalendar.py	Sun May 17 21:36:36 2015 +0200
+++ b/vCalendar.py	Thu Sep 10 00:27:50 2015 +0200
@@ -143,6 +143,18 @@
     def parse(self, f, parser_cls=None):
         return vContent.Parser.parse(self, f, (parser_cls or vCalendarStreamParser))
 
+    def makeComponent(self, name, parameters, value=None):
+
+        """
+        Make a component object from the given 'name', 'parameters' and optional
+        'value'.
+        """
+
+        if name in SECTION_TYPES:
+            return (name, parameters, value or [])
+        else:
+            return (name, parameters, value or None)
+
 # Writer classes.
 
 class vCalendarStreamWriter(vContent.StreamWriter):