[PATCH 1 of 9] backout: improve confusing 'cannot backout change on a different branch' abort
Mads Kiilerich
mads at kiilerich.com
Tue Mar 18 18:33:49 CDT 2014
# HG changeset patch
# User Mads Kiilerich <madski at unity3d.com>
# Date 1393278134 -3600
# Mon Feb 24 22:42:14 2014 +0100
# Node ID ffaeeb8d43872aca4c329937b793c6b4919ce192
# Parent 77318d3c3b242cf047a3e73dd663159dac249fb8
backout: improve confusing 'cannot backout change on a different branch' abort
These days 'branch' usually refer to a named branch.
Instead, abort with 'cannot backout change that not is an ancestor'.
diff --git a/mercurial/commands.py b/mercurial/commands.py
--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -439,7 +439,7 @@ def backout(ui, repo, node=None, rev=Non
op1, op2 = repo.dirstate.parents()
a = repo.changelog.ancestor(op1, node)
if a != node:
- raise util.Abort(_('cannot backout change on a different branch'))
+ raise util.Abort(_('cannot backout change that is not an ancestor'))
p1, p2 = repo.changelog.parents(node)
if p1 == nullid:
diff --git a/tests/test-backout.t b/tests/test-backout.t
--- a/tests/test-backout.t
+++ b/tests/test-backout.t
@@ -92,7 +92,7 @@ across branch
should fail
$ hg backout 1
- abort: cannot backout change on a different branch
+ abort: cannot backout change that is not an ancestor
[255]
$ echo c > c
$ hg ci -Am2
@@ -108,7 +108,7 @@ should fail
should fail
$ hg backout 1
- abort: cannot backout change on a different branch
+ abort: cannot backout change that is not an ancestor
[255]
$ hg summary
parent: 2:db815d6d32e6 tip
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