From bbf96868b80900483e59ce2860e8ec50883fa8d8 Mon Sep 17 00:00:00 2001
From: calvin <calvin@e7d03fd6-7b0d-0410-9947-9c21f3af8025>
Date: Fri, 18 Mar 2005 14:21:12 +0000
Subject: [PATCH] document aliases

git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@2458 e7d03fd6-7b0d-0410-9947-9c21f3af8025
---
 linkcheck/checker/urlbase.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/linkcheck/checker/urlbase.py b/linkcheck/checker/urlbase.py
index 01b29e52..1971d86c 100644
--- a/linkcheck/checker/urlbase.py
+++ b/linkcheck/checker/urlbase.py
@@ -166,7 +166,11 @@ class UrlBase (object):
         # cache keys, are set by build_url() calling set_cache_keys()
         self.cache_url_key = None
         self.cache_content_key = None
-        # alias list
+        # Store a list of aliases since the same resource can be known
+        # under several URLs. This is used for example on HTTP 30[12]
+        # redirections.
+        # Note that aliases are saved as-is, not through the cache-key-
+        # generating method set_cache_keys().
         self.aliases = []
 
     def set_result (self, msg, valid=True):