From d9e485c6ea3e846fe8606889b0a591f374fafa54 Mon Sep 17 00:00:00 2001
From: Yushin Washio <yuwash@yandex.com>
Date: Sun, 26 Nov 2023 22:48:39 +0100
Subject: [PATCH] Simplify/unify match logic a bit

---
 caldav/lib/vcal.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/caldav/lib/vcal.py b/caldav/lib/vcal.py
index 5de3286d..764fcc2b 100644
--- a/caldav/lib/vcal.py
+++ b/caldav/lib/vcal.py
@@ -131,12 +131,12 @@ def __call__(self, line):
             self.stamped = 0
             self.ended = 0
 
-        elif re.search("^(DURATION|DTEND|DUE)[:;]", line):
+        elif re.match("(DURATION|DTEND|DUE)[:;]", line):
             if self.ended:
                 return False
             self.ended += 1
 
-        elif line.startswith("DTSTAMP") and line[7] in (";", ":"):
+        elif re.match("DTSTAMP[:;]", line):
             if self.stamped:
                 return False
             self.stamped += 1