mergeresult: implement a len() function and use it
In next patch we will start yielding from `getactions()` instead of building and
returning a list. Hence we can no longer rely on that for getting us a length.
Differential Revision: https://phab.mercurial-scm.org/D8880
# this file holds the definitions that are used in various bzr tests
TERM=dumb; export TERM
echo '[extensions]' >> $HGRCPATH
echo 'convert = ' >> $HGRCPATH
glog()
{
hg log -G --template '{rev}@{branch} "{desc|firstline}" files+: [{file_adds}], files-: [{file_dels}], files: [{file_mods}]\n' "$@"
}
manifest()
{
echo "% manifest of $2"
hg -R $1 manifest -v -r $2
}