revset: added lazyset implementation to public revset
Performance Benchmarking:
$ time hg log -qr "first(public())"
...
real 0m1.184s
user 0m1.051s
sys 0m0.130s
$ time ./hg log -qr "first(public())"
...
real 0m0.548s
user 0m0.427s
sys 0m0.118s
Just exercise debugindexdot
Create a short file history including a merge.
$ hg init t
$ cd t
$ echo a > a
$ hg ci -qAm t1 -d '0 0'
$ echo a >> a
$ hg ci -m t2 -d '1 0'
$ hg up -qC 0
$ echo b >> a
$ hg ci -m t3 -d '2 0'
created new head
$ HGMERGE=true hg merge -q
$ hg ci -m merge -d '3 0'
$ hg debugindexdot .hg/store/data/a.i
digraph G {
-1 -> 0
0 -> 1
0 -> 2
2 -> 3
1 -> 3
}
$ cd ..