# HG changeset patch
# User Franz Glasner <fzglas.hg@dom66.de>
# Date 1692216960 -7200
# Node ID 3686bad613916703a7d4cb338d27ad64b49a9a30
# Parent  9b0dc1d57a9f25ff099c82eab1332d72368a70a5
Docs: Notes on chaining filters in nested filter interpolation

diff -r 9b0dc1d57a9f -r 3686bad61391 docs/introduction.rst
--- a/docs/introduction.rst	Wed Aug 16 22:14:07 2023 +0200
+++ b/docs/introduction.rst	Wed Aug 16 22:16:00 2023 +0200
@@ -541,6 +541,9 @@
 first, and the complete result is feeded into the filter chain,
 beginning with ``filter1``.
 
+.. note:: Chaining filters is allowed only with the comma ``,`` as separating
+          symbol. Using the pipe symbol ``|`` is not supported.
+
 With this, the non-working example above can be expressed as
 ``{{|{{path-variable|Empty}}/subdir|normpath|}}``
 and yields the expected result -- with `normpath` applied to the now