D3713: revsets: define a none() revset
martinvonz (Martin von Zweigbergk)
phabricator at mercurial-scm.org
Tue Jun 12 08:26:37 EDT 2018
This revision was automatically updated to reflect the committed changes.
Closed by commit rHGf1d55ae2c5c8: revsets: define a none() revset (authored by martinvonz, committed by ).
REPOSITORY
rHG Mercurial
CHANGES SINCE LAST UPDATE
https://phab.mercurial-scm.org/D3713?vs=9012&id=9017
REVISION DETAIL
https://phab.mercurial-scm.org/D3713
AFFECTED FILES
mercurial/revset.py
tests/test-revset2.t
CHANGE DETAILS
diff --git a/tests/test-revset2.t b/tests/test-revset2.t
--- a/tests/test-revset2.t
+++ b/tests/test-revset2.t
@@ -584,6 +584,9 @@
hg: parse error: empty string is not a valid revision
[255]
+test empty revset
+ $ hg log 'none()'
+
we can use patterns when searching for tags
$ log 'tag("1..*")'
diff --git a/mercurial/revset.py b/mercurial/revset.py
--- a/mercurial/revset.py
+++ b/mercurial/revset.py
@@ -1346,6 +1346,14 @@
result = baseset([rn])
return result & subset
+ at predicate('none()', safe=True)
+def none(repo, subset, x):
+ """No changesets.
+ """
+ # i18n: "none" is a keyword
+ getargs(x, 0, 0, _("none takes no arguments"))
+ return baseset()
+
@predicate('obsolete()', safe=True)
def obsolete(repo, subset, x):
"""Mutable changeset with a newer version."""
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