fix hg help <ext> for extension that do not define any command
solve
issue462
--- a/mercurial/commands.py Tue Dec 26 21:57:20 2006 +0100
+++ b/mercurial/commands.py Tue Dec 26 21:59:01 2006 +0100
@@ -1345,13 +1345,20 @@
ui.write(d, '\n')
ui.status('\n')
+
+ try:
+ ct = mod.cmdtable
+ except AttributeError:
+ ui.status(_('no commands defined\n'))
+ return
+
if ui.verbose:
ui.status(_('list of commands:\n\n'))
else:
ui.status(_('list of commands (use "hg help -v %s" '
'to show aliases and global options):\n\n') % name)
- modcmds = dict.fromkeys([c.split('|', 1)[0] for c in mod.cmdtable])
+ modcmds = dict.fromkeys([c.split('|', 1)[0] for c in ct])
helplist(modcmds.has_key)
if name and name != 'shortlist':
--- a/tests/test-notify Tue Dec 26 21:57:20 2006 +0100
+++ b/tests/test-notify Tue Dec 26 21:59:01 2006 +0100
@@ -22,6 +22,7 @@
foo@bar = *
EOF
+hg help notify
hg init a
echo a > a/a
echo % commit
--- a/tests/test-notify.out Tue Dec 26 21:57:20 2006 +0100
+++ b/tests/test-notify.out Tue Dec 26 21:59:01 2006 +0100
@@ -1,3 +1,6 @@
+notify extension - No help text available
+
+no commands defined
% commit
adding a
% clone