[chef] Re: Re: Re: Using arrays in templates

[Adam Jacob < >]

You can also sort the hash on the way out, as well.

:)

Adam

On Fri, Jul 30, 2010 at 7:20 PM, Sig Lange 
<
 >
 wrote:
> I'm no ruby expert, but It's worth pointing out that ordering of a Hash is
> undefined. So the array-in-array approach works well if you intend to have
> exact order in and out... which you likely do.
>
> Perhaps someone with more ruby knowledge can demonstrate a ordered hash.
>
> ~ Sig
>
> On Thu, Jul 29, 2010 at 3:51 PM, Adam Jacob 
> <
 >
>  wrote:
>>
>> On Wed, Jul 28, 2010 at 4:50 AM, FX 
>> <
 >
>>  wrote:
>> > Hi,
>> >
>> > I have a question about templates and the correct syntax.
>> > I have an array which contains the following data:
>> >
>> > "name1","description of name1"
>> > "name2","description of name2"
>> > ...
>> > "nameN","description of nameN"
>> >
>> > This array needs to be stored as an attribute of a role or node (so
>> > that it can be overridden)
>> >
>> > I assume it could look something like this:
>> >
>> > "host":[["name1","description of name1"],["name2","description of
>> > name2"]]
>>
>> This should be a hash, not an array - you have a "name" value, which
>> should be the key, and the descirption is a value.
>>
>> > Now the problem (at least for me) is how do I specify this in the
>> > template?
>> >
>> > I have tried this (I assume it does not work because it needs to have
>> > a object and not array):
>> >
>> > <% @host.each do |h| %>
>> > <%= host[0] %>  <%= host[1]%>
>> > <% end %>
>>
>> This is the right syntax - you need to have <%= h[0] %> and <%= h[1]
>> %>, since that's the variable you create on iteration.
>>
>> Adam
>> --
>> Opscode, Inc.
>> Adam Jacob, CTO
>> T: (206) 508-7449 E: 
>> 
 
>
>



-- 
Opscode, Inc.
Adam Jacob, CTO
T: (206) 508-7449 E: