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| author | Bouke Haarsma <bouke@webatoom.nl> | 2013-10-14 14:43:55 +0200 |
|---|---|---|
| committer | Tim Graham <timograham@gmail.com> | 2013-10-14 11:53:15 -0400 |
| commit | e077224f4ad69a68ae58a373ef69941272d3656c (patch) | |
| tree | fc474bfee81c87000db9c87ce6be1afc62d04b8e | |
| parent | 54cd930baf49c45e3e91338a9f4a56d19090ff25 (diff) | |
Fixed #20962 -- Documented that template tag render() may raise exceptions.
Thanks Keryn Knight for the report.
| -rw-r--r-- | AUTHORS | 1 | ||||
| -rw-r--r-- | docs/howto/custom-template-tags.txt | 8 |
2 files changed, 7 insertions, 2 deletions
@@ -277,6 +277,7 @@ answer newbie questions, and generally made Django that much better: Janos Guljas Thomas Güttler <hv@tbz-pariv.de> Horst Gutmann <zerok@zerokspot.com> + Bouke Haarsma <bouke@haarsma.eu> Antti Haapala <antti@industrialwebandmagic.com> Scot Hacker <shacker@birdhouse.org> dAniel hAhler diff --git a/docs/howto/custom-template-tags.txt b/docs/howto/custom-template-tags.txt index c58444b9d6..1f6d2d5c75 100644 --- a/docs/howto/custom-template-tags.txt +++ b/docs/howto/custom-template-tags.txt @@ -478,8 +478,12 @@ Notes: * The ``render()`` method is where the work actually happens. -* ``render()`` should never raise ``TemplateSyntaxError`` or any other - exception. It should fail silently, just as template filters should. +* ``render()`` should generally fail silently, particularly in a production + environment where :setting:`DEBUG` and :setting:`TEMPLATE_DEBUG` are + ``False``. In some cases however, particularly if :setting:`TEMPLATE_DEBUG` is + ``True``, this method may raise an exception to make debugging easier. For + example, several core tags raise ``django.template.TemplateSyntaxError`` + if they receive the wrong number or type of arguments. Ultimately, this decoupling of compilation and rendering results in an efficient template system, because a template can render multiple contexts |