Why does "view" not allow wildcards?

[Eli Zaretskii]

> From: Ben Finney <ben+bazaar at benfinney.id.au>
> Date: Mon, 04 Jan 2010 10:29:40 +1100
> 
> > Why does view only allows to set files (or directories), and not
> > wildcards? It could certainly be useful, for example in Emacs I would
> > likely have a view
> >
> >   bzr view --name changelogs ChangeLog*
> >
> > There are 59 ChangeLog.* files in the Emacs tree, too many to add
> > manually
> 
> You can use the existing tools to gather those filenames for you::
> 
>     $ bzr view --name changelogs $(find . -name 'ChangeLog*')

Where are these facilities documented, please?