[Templates] "in array" function?

[Josh Rosenbaum]

Chris Petersen wrote:
> I realize that it's somewhat un-perl, but is there a way to do "in"  
> within TT?  It would be nice to keep things clean when I have large  
> lists of things I'm comparing a single variable to in an if-statement.
> 
> [% IF var == 'foo' || var == 'bar' %]
> 
> I've tried to use something like:
> 
> [% IF [ 'foo', 'bar' ].grep(var) %]
> 
> But it obviously fails.
> 
> I realize that I can write my own vmethod for this, but it would be  
> nice if something like this was already built in, so I could just:
> 
> [% IF var IN ['foo','bar'] %]
> 
> or
> 
> [% IF var ! IN ['foo','bar'] %]

There's always var.match('^(foo|bar)$')

-- Josh