Awesome, always had this thought too! Attached patch for <r:unless>,
a decent substitute for an else tag
Index: back_door_tags.rb
===================================================================
--- back_door_tags.rb (revision 2)
+++ back_door_tags.rb (working copy)
@@ -67,4 +67,15 @@
tag.expand if eval( tag.attr[ "cond"])
end
+ desc %{
+ Renders the tag body if the given Ruby expression evaluates to
false. Pair with an <r:if> for if/else
+
+ *Usage:*
+ <pre><code> <r:unless cond="[ruby expression]"> [HTML content] </
r:unless> </code></pre>
+ }
+ tag "unless" do |tag|
+ raise TagError.new( "'unless' tag must contain a 'cond'
attribute.") unless tag.attr.has_key?( "cond")
+ tag.expand unless eval( tag.attr[ "cond"])
+ end
+
end
---
Jamie Wilkinson _____________<http://www.tramchase.com/blog>
mailto:[EMAIL PROTECTED] ________ aim:jwilksdub
On Aug 23, 2007, at 11:51 AM, Aitor Garay-Romero wrote:
Hi!
I had this idea in my head for a long time and finally
implemented it.
More info in the project home page: http://
backdoor.rubyforge.org/ .
Comments, etc welcomed.
/AITOR
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