[PATCH] pager: wrap ui._runpager

[Sean Farley]

Jun Wu <quark at fb.com> writes:

> # HG changeset patch
> # User Jun Wu <quark at fb.com>
> # Date 1482711944 0
> #      Mon Dec 26 00:25:44 2016 +0000
> # Node ID 8e614304b040537dbc735acb6c3999a05efd258c
> # Parent  011122b3b1c42374fb0489d107418e1be3665ca6
> # Available At https://bitbucket.org/quark-zju/hg-draft
> #              hg pull https://bitbucket.org/quark-zju/hg-draft -r 8e614304b040
> pager: wrap ui._runpager
>
> As discussed at [1], ui._runpager will be the new low-level API accepting a
> pager command to actually run the pager. And ui.pager is the high-level API
> which reads config directly from self.
>
> This change is necessary for chgserver to override _runpager cleanly.
>
> [1]: www.mercurial-scm.org/pipermail/mercurial-devel/2016-December/091656.html

Looks good to me.