--- a/mercurial/repoview.py Wed Apr 17 23:10:29 2019 -0700
+++ b/mercurial/repoview.py Sat Apr 06 17:46:19 2019 +0200
@@ -17,6 +17,10 @@
phases,
pycompat,
tags as tagsmod,
+ util,
+)
+from .utils import (
+ repoviewutil,
)
def hideablerevs(repo):
@@ -154,6 +158,35 @@
'immutable': computemutable,
'base': computeimpactable}
+_basefiltername = list(filtertable)
+
+def extrafilter(ui):
+ """initialize extra filter and return its id
+
+ If extra filtering is configured, we make sure the associated filtered view
+ are declared and return the associated id.
+ """
+ frevs = ui.config('experimental', 'extra-filter-revs')
+ if frevs is None:
+ return None
+
+ fid = pycompat.sysbytes(util.DIGESTS['sha1'](frevs).hexdigest())[:12]
+
+ combine = lambda fname: fname + '%' + fid
+
+ subsettable = repoviewutil.subsettable
+
+ if combine('base') not in filtertable:
+ for name in _basefiltername:
+ def extrafilteredrevs(repo, *args, **kwargs):
+ baserevs = filtertable[name](repo, *args, **kwargs)
+ extrarevs = frozenset(repo.revs(frevs))
+ return baserevs | extrarevs
+ filtertable[combine(name)] = extrafilteredrevs
+ if name in subsettable:
+ subsettable[combine(name)] = combine(subsettable[name])
+ return fid
+
def filterrevs(repo, filtername, visibilityexceptions=None):
"""returns set of filtered revision for this filter name