[IndexedDB] Re: [Bug 9882] New: Behavior when attempting to write data to an objectStore opened as read only unspecified

On 6/8/2010 10:22 AM, bugzilla@jessica.w3.org wrote:
> When you open an objectStore with a read only mode, any subsequent write
> operation should probably result in an error.  I don't see anywhere in the spec
> that specifically says this or mentions what error code should be used.
> Currently in the spec, writing with the noOverwrite flag set causes a
> CONSTRAINT_ERR, so I'm guessing that's the best one to go with for this
> condition as well?
What about just creating a new error code for this?  I don't like 
overloading error codes here for different meanings (while I can see how 
someone might view this as a constraint error, I think we could do 
better).  New error codes are cheap, right?

Cheers,

Shawn