obscache: Only access the new obsmarkers for marker update
Since we know what what is the part of the file with "new" markers we can just
access these.
If the cache was up to date before the transaction, we'll re-parse data we just
wrote. See the inline comment for details. This is good enough for now.
Topic Extension
================
This packages also provides the ``topic`` experiment in an independent
extension. It implements a new experimental concept to provide lightweight
feature branches for the mutable parts of the history. The experiments is still
at an early stage and have significant usability and performance issues when
enabled.
How to Install
==============
The ``topic`` extension is included into the ``evolve` package, so the same instruction apply.
Using Pip
---------
You can install the latest version using pip::
$ pip install --user hg-evolve
Then just enable it in you hgrc::
$ hg config --edit # adds the two line below:
[extensions]
topic =
From Source
-----------
To install a local version from source::
$ hg clone https://www.mercurial-scm.org/repo/evolve/
$ cd evolve
$ make install-home
Enable
------
The topic extensions is included in the evolve package. See the install instruction for evolve.
Then enable it in you configuration::
$ hg config --edit # adds the two line below:
[extensions]
topic =
Documentation
-------------
* See 'hg help -e topic' for a generic help.
* See 'hg help topics' and 'hg help stack' for help on specific commands.
* See the 'tests/test-topic-tutorial.t' file for a quick tutorial.