revset: added lazyset implementation to checkstatus...
revset: added lazyset implementation to checkstatus
This improves the performance of the revsets 'adds' 'modifies' and 'removes'
Performance benchmarking:
$ time hg log -qr "first(adds(README))"
0:9117c6561b0b
real 0m2.279s
user 0m2.222s
sys 0m0.053s
$ time ./hg log -qr "first(adds(README))"
0:9117c6561b0b
real 0m0.172s
user 0m0.131s
sys 0m0.041s
$ time hg log -qr "first(modifies(README))"
1:273ce12ad8f1
real 0m2.292s
user 0m2.227s
sys 0m0.061s
$ time ./hg log -qr "first(modifies(README))"
1:273ce12ad8f1
real 0m0.178s
user 0m0.130s
sys 0m0.038s
$ time hg log -qr "first(removes(README))"
2379:e90cff87f871
real 0m2.297s
user 0m2.235s
sys 0m0.058s
$ time ./hg log -qr "first(removes(README))"
2379:e90cff87f871
real 0m0.975s
user 0m0.797s
sys 0m0.056s