[PATCH 2 of 5] extdata: add revset support for extdata
mpm at selenic.com
Fri Sep 23 13:34:22 EDT 2016
On Fri, 2016-09-23 at 19:49 +0900, FUJIWARA Katsunori wrote:
> At Thu, 22 Sep 2016 13:21:36 -0500,
> Matt Mackall wrote:
> > # HG changeset patch
> > # User Matt Mackall <mpm at selenic.com>
> > # Date 1474293900 18000
> > # Mon Sep 19 09:05:00 2016 -0500
> > # Node ID 9c8847df32a0c5045e60aded2e03a9c97507f909
> > # Parent 19bf2776dfe39befdc479253e1e7d030b41c08f9
> > extdata: add revset support for extdata
> > This inserts extdata into the revset function support. Planned
> > extensions of extdata support arguments, so this is the most
> > appropriate place for it.
> > Unfortunately, the registrar framework is not a good fit here. First,
> > setting an appropriate load point is still an unsolved problem (we
> > want the code to live in revset.py, but that module may never be loaded).
> > Second, registered methods become global and the data sources are likely to
> > be
> > repo-specific. This won't work well in a context like hgwebdir.
> Is there any reason not to define extdata() revset predicate (or
> template function), which requires external data source name like as
> extdata('filedata') ? (for convenience ?)
It's mostly convenience. But I also plan to add support for arguments.
Mathematics is the supreme nostalgia of our time.
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