#!/bin/sh
cat > engine.py << EOF
from mercurial import templater
class mytemplater(object):
def __init__(self, loader, filters, defaults):
self.loader = loader
def process(self, t, map):
tmpl = self.loader(t)
for k, v in map.iteritems():
v = templater.stringify(v)
tmpl = tmpl.replace('{{%s}}' % k, v)
yield tmpl
templater.engines['my'] = mytemplater
EOF
hg init test
echo '[extensions]' > test/.hg/hgrc
echo "engine = `pwd`/engine.py" >> test/.hg/hgrc
cd test
cat > mymap << EOF
changeset = my:changeset.txt
EOF
cat > changeset.txt << EOF
{{rev}} {{node}} {{author}}
EOF
hg ci -Ama
hg log --style=./mymap