From: Bob Hutchison <hutch@...>
Date: 2008-03-15T23:17:25+09:00
Subject: Re: baffling undefined method error - addendum


On 15-Mar-08, at 9:33 AM, Tom Cloyd wrote:

> Tom Cloyd wrote:
>> I'm getting an error I can't account for. In a method I've written  
>> I open a file and access a yaml store:
>>
>> archive_stored_list = 'archive_stored_list.yml'
>> archives_stored_catalog = File.open(archive_stored_list) {|i|  
>> YAML.load(i)}
>>
>> I massage the data a bit, and want to write it back out to the same  
>> file. I try to close the file so I can open it for output, but get  
>> an error:
>>
>> archives_stored_catalog.close # <= "undefined method `close'" error  
>> is written to log file here
>> open(archive_stored_list,"w")  {|i|  
>> YAML.dump(archives_stored_catalog,i)}
>>
>> Why is this giving an error? Isn't the IO.close method always  
>> available? Very confusing.
>>
>> This usage is straight out of Programming Ruby 2nd edition, but it  
>> doesn't work for me, and I can't see the error.
>>
>> Would appreciate any help.
>>
>> Tom
>>
> If I do NOT try to close the file (and in all the examples I've  
> found, this isn't done - I just see an open to read, followed by  
> another open to write), I get a "Permission denied -  
> archive_stored_list.yml" message. That makes no sense. There CAN'T  
> be a permission problem. I just READ the file.
>
> I await higher wisdom.

Don't count on it from me, but do you have write permission on the file?

Cheers,
Bob

>
> t.
>
> -- 
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Tom Cloyd, MS MA, LMHC
> Private practice Psychotherapist
> Bellingham, Washington, U.S.A: (360) 920-1226
> << tc@tomcloyd.com >> (email)
> << TomCloyd.com >> (website & psychotherapy weblog) <<  
> sleightmind.wordpress.com >> (mental health issues weblog)
> << directpathdesign.com >> (web site design & consultation)
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
>

----
Bob Hutchison                  -- tumblelog at http://www.recursive.ca/so/
Recursive Design Inc.          -- weblog at http://www.recursive.ca/hutch
http://www.recursive.ca/       -- works on http://www.raconteur.info/cms-for-static-content/home/