Mercurial > hg
view tests/test-template-engine.t @ 29494:3b5389ef5cfe
perf: define util.safehasattr forcibly for Mercurial earlier than 1.9.3
Before this patch, using util.safehasattr() prevents perf.py from
being loaded by Mercurial earlier than 1.9.3 (or 94b200a11cf7),
because util.safehasattr() isn't available in such Mercurial, even
though there are some code paths for Mercurial earlier than 1.9.3.
For example, setting "_prereadsize" attribute in perfindex() and
perfnodelookup() is effective only with Mercurial earlier than 1.8 (or
61c9bc3da402).
This patch is a preparation for using util.safehasattr() safely in
subsequent patches.
This patch defines util.safehasattr() forcibly without examining
whether it is available or not, because:
- examining existence of "safehasattr" safely itself needs similar logic
- safehasattr() is small enough to define locally
author | FUJIWARA Katsunori <foozy@lares.dti.ne.jp> |
---|---|
date | Tue, 05 Jul 2016 07:25:51 +0900 |
parents | d813132ea361 |
children | 511d6ae462f3 |
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$ cat > engine.py << EOF > > from mercurial import templater > > class mytemplater(object): > def __init__(self, loader, filters, defaults, aliases): > self.loader = loader > > def process(self, t, map): > tmpl = self.loader(t) > for k, v in map.iteritems(): > if k in ('templ', 'ctx', 'repo', 'revcache', 'cache'): > continue > if hasattr(v, '__call__'): > v = v(**map) > 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 ..