One other way is to write custom binding code to handle this case specially.
On Thu, Apr 21, 2011 at 10:07 PM, Maciej Stachowiak <m...@apple.com> wrote: > > On Apr 21, 2011, at 6:29 PM, Jian Li wrote: > > I've pinged the spec author to make it clear in the spec. What is meant in > the spec is really that we want Blob.slice to have the same exact behavior > as Array.slice defined in ECMAScript 5, 15.4.4.10. That is, > Blob.slice(start) has the same result as Blob.slice(start, undefined). > > The current code generator scripts will convert undefined value to 0. But > we really want to use the custom default value for Blob.slice. Do we want to > consider adding "DefaultValue=" extended attribute support to IDL? > > > I'd prefer if we can find a way to solve it that does not require diverging > our IDL dialect further from Web IDL, especially since this is the only > method likely to need the feature. Are there any other practical solutions? > > Regards, > Maciej > > > Thanks, > > Jian > > > On Thu, Apr 21, 2011 at 3:38 AM, Maciej Stachowiak <m...@apple.com> wrote: > >> >> On Apr 21, 2011, at 12:14 AM, Jian Li wrote: >> >> > The current File API spec says that: >> > If the end parameter is not provided (undefined), let relativeEnd be >> size. >> >> That seems like loose wording. Parameter not provided and parameter >> provided with a value of undefined are in general not the same thing. The >> spec should be explicit about which cases it's talking about. >> >> Regards, >> Maciej >> > > >
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