stack: demonstrate that not reusing cached property gives different results
Instead of using self._dependencies, which is a cached property, let's get
fresh deps and rdeps in stack.revs method using a newly introduced
stack.builddependencies method (will be removed in the next patch).
This makes it easier to explain why the next patch is correct.
import hghave
@hghave.check("docgraph-ext", "Extension to generate graph from repository")
def docgraph():
try:
import hgext.docgraph
hgext.docgraph.cmdtable # trigger import
except ImportError:
try:
import hgext3rd.docgraph
hgext3rd.docgraph.cmdtable # trigger import
except ImportError:
return False
return True