Scripting what should be a simple loop...

Richmond richmondmathewson at gmail.com
Sat Jul 10 13:37:25 CDT 2010


On 07/10/2010 08:27 PM, J. Landman Gay wrote:
> Richmond wrote:
>
>> However, when I tried to run the script it "threw a bluey" and opened
>> the script editor in that rather unhelpful way where it marks the 
>> problem
>> but doesn't allow you to edit it.
>
> It's opening in debug mode, which I find to be one of the most helpful 
> features of the script editor. It suspends script execution at the 
> point of error, while retaining all the variable values so that you 
> can see what they are. This often gives you insight into what went 
> wrong. In addition, the little popup button at the top of the editor 
> gives you the entire history of the handler calls (the execution 
> context) so that you can backtrack through all the handlers that may 
> have led up to the error. It's an invaluable tool. You can't edit in 
> this mode, but you can see everything that led up to the problem.
>
> Once you are done examining the history and variable values of the 
> error, just click the blue square icon in the script editor toolbar, 
> or else type Control-Y to exit debug mode (Cmd-Y on Mac.) All the 
> variable values and history are wiped out and you can edit again.
>
> I couldn't script without this feature, I think I spent half my time 
> yesterday using it. But if you never want to use it, you can turn off 
> "script debug mode" in the Development menu. In my view, doing that is 
> equivalent to blindfolding yourself and looking for the car keys you 
> lost in the attic, but each to his own.
>

Thank you so much for such an extremely lucid and instructive piece on 
debug mode.

It is information like this, written in the way you wrote it, that 
should go into
some sort of expanded help system.



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