Move commands.forget over to using new walk code.
With no names, it now recursively forgets everything, as is the default
behaviour of other commands. And prints the names of all files it
hasn't specifically been told to forget.
#!/bin/sh
set -e
set -x
# skip commit logs
export HGMERGE=tkmerge
export EDITOR=true
rm -rf m m1 m2
mkdir m
cd m
echo "m this that"
echo "this" > a
echo "that" > b
hg init
hg addremove
hg commit
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ..
echo "m2 this that "
mkdir m2
cd m2
hg branch ../m
hg checkout
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ../m
echo "m this1 that "
echo "this1" > a
hg commit
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ..
echo "m1 this1 that "
mkdir m1
cd m1
hg branch ../m
hg checkout
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ../m1
echo "m1 this1 that1"
echo "that1" > b
hg commit
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ../m2
echo "m2 this that2"
echo "that2" > b
hg commit
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ../m1
echo "m1:m2 this1 that1 that2"
hg merge ../m2 # b should conflict, a should be fine
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ../m2
echo "m2 this2 that2"
echo "this2" > a
hg commit
echo "a:" `hg dump a` "b:" `hg dump b`
echo
cd ../m2
echo "m2:m this12 that2"
hg merge ../m # a should conflict, b should be fine
echo "a:" `hg dump a` "b:" `hg dump b`
echo
# now here's the interesting bit
# if we choose ancestor by file, no conflicts
# otherwise we've got two equally close ancestors, each with a conflict
# if we go back to the root, we'll have both conflicts again
echo "m2:m1 this12 that12"
hg merge ../m1 # should be clean
echo "a:" `hg dump a` "b:" `hg dump b`
echo