maps: avoid O(n) property lookups on the node module The particular improvement we're interested in here is with loading the revmap. Loading a million-entry revmap goes from 3.82 seconds to 3.72.

#!/bin/sh
. $(dirname $0)/common.sh

for b in `hg branches -aq` ; do
    hg co $b || break
    echo verifying $b
    hg svn verify
done