histedit: binascii.unhexlify (aka node.bin) throws new exception type on py3
Lucky for us, the exception type exists on 2.7, so we can include it
in the except block without any extra work.
Differential Revision: https://phab.mercurial-scm.org/D2244
$ cat > engine.py << EOF
>
> from mercurial import templater
>
> class mytemplater(object):
> def __init__(self, loader, filters, defaults, resources, aliases):
> self.loader = loader
> self._defaults = defaults
> self._resources = resources
>
> def process(self, t, map):
> tmpl = self.loader(t)
> props = self._defaults.copy()
> props.update(map)
> for k, v in props.iteritems():
> if k in ('templ', 'ctx', 'repo', 'revcache', 'cache', 'troubles'):
> continue
> if hasattr(v, '__call__'):
> props = self._resources.copy()
> props.update(map)
> v = v(**props)
> 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
adding changeset.txt
adding mymap
$ hg log --style=./mymap
0 97e5f848f0936960273bbf75be6388cd0350a32b test
$ cat > changeset.txt << EOF
> {{p1rev}} {{p1node}} {{p2rev}} {{p2node}}
> EOF
$ hg ci -Ama
$ hg log --style=./mymap
0 97e5f848f0936960273bbf75be6388cd0350a32b -1 0000000000000000000000000000000000000000
-1 0000000000000000000000000000000000000000 -1 0000000000000000000000000000000000000000
invalid engine type:
$ echo 'changeset = unknown:changeset.txt' > unknownenginemap
$ hg log --style=./unknownenginemap
abort: invalid template engine: unknown
[255]
$ cd ..