From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Tue, 25 Oct 2011 12:11:52 +0000 (+0200)
Subject: added a tip for the block tag
X-Git-Url: http://git.silmor.de/gitweb/?a=commitdiff_plain;h=1a2175fc4992b74a473845eab0972d464086398f;p=konrad%2Ftwig.git

added a tip for the block tag
---

diff --git a/doc/functions/block.rst b/doc/functions/block.rst
index fd571ef..b7df6d8 100644
--- a/doc/functions/block.rst
+++ b/doc/functions/block.rst
@@ -12,4 +12,10 @@ times, use the ``block`` function:
 
     {% block body %}{% endblock %}
 
+.. tip::
+
+    Block names must only contain letters, numbers, and underscores (``_``).
+    The internal regexp reads as follows:
+    ``[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*``.
+
 .. seealso:: :doc:`extends<../tags/extends>`, :doc:`parent<../functions/parent>`