Re: [Qemu-devel] [PATCH v5 02/11] qapi: allow QmpInputVisitor to auto-cast types

["Daniel P. Berrange" <berrange@redhat.com>]

On Wed, Jun 08, 2016 at 02:01:23PM +0200, Paolo Bonzini wrote:
> 
> 
> On 02/06/2016 18:46, Daniel P. Berrange wrote:
> > Currently the QmpInputVisitor assumes that all scalar
> > values are directly represented as their final types.
> > ie it assumes an 'int' is using QInt, and a 'bool' is
> > using QBool.
> > 
> > This extends it so that QString is optionally permitted
> > for any of the non-string scalar types. This behaviour
> > is turned on by requesting the 'autocast' flag in the
> > constructor.
> > 
> > This makes it possible to use QmpInputVisitor with a
> > QDict produced from QemuOpts, where everything is in
> > string format.
> 
> Perhaps this should instead be a separate QmpStringInputVisitor visitor
> that _only_ accepts strings?  You can reuse most of the QmpInputVisitor
> by putting it in the same file, because the struct and list visitors are
> compatible.

Yes, that actually works out quite nicely indeed, and in fact
showed up a bug in my unit tests too :-)


Regards,
Daniel
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