Mercurial > hg > evolve
changeset 1880:c3741a5adbb0 stable
fold: cleanly abort on empty fold set (issue5453)
We now handle the empty set case, cleanly aborting instead of crashing with a
traceback. The message used match the output of 'hg push' in similar situation.
| author | Pierre-Yves David <pierre-yves.david@ens-lyon.org> |
|---|---|
| date | Wed, 25 Jan 2017 16:40:45 +0100 |
| parents | e7149cc5101f |
| children | f22120b12715 b674277ea4ef |
| files | README hgext/evolve.py tests/test-evolve.t |
| diffstat | 3 files changed, 12 insertions(+), 1 deletions(-) [+] |
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--- a/README +++ b/README @@ -56,6 +56,10 @@ Changelog ========= +5.5.1 -- + + - fix crash when trying to fold an empty revision set (issue5453) + 5.5.0 -- 2016-10-30 - The {obsolete} template now yield "obsolete" or "".
--- a/hgext/evolve.py +++ b/hgext/evolve.py @@ -3124,7 +3124,10 @@ "of working directory")) revs = extrevs - if len(revs) == 1: + if not revs: + raise error.Abort(_('specified revisions evaluate to an empty set'), + hint=_('use different revision arguments')) + elif len(revs) == 1: ui.write_err(_('single revision specified, nothing to fold\n')) return 1
--- a/tests/test-evolve.t +++ b/tests/test-evolve.t @@ -688,6 +688,10 @@ $ hg fold -r 4 -r 6 --exact abort: cannot fold non-linear revisions (multiple roots given) [255] + $ hg fold --exact -r "4 and not 4" + abort: specified revisions evaluate to an empty set + (use different revision arguments) + [255] $ hg fold 10 1 abort: cannot fold non-linear revisions (given revisions are unrelated to parent of working directory)