revset: duplicate spanset.__contains__ to fullreposet for modification
1d7a2771aa36 says we should avoid function calls in __contains__, so
super(fullreposet, self).__contains__(rev) is not an option.
Actually the super call doubled the benchmark result of trivial query:
revisions:
0)
678f53865c68 (tip when I wrote this patch)
1) rev == node.nullrev or super(fullreposet, self).__contains__(rev)
revset #0: tip:0
0) wall 0.008441 comb 0.010000 user 0.010000 sys 0.000000 (best of 282)
1) wall 0.016152 comb 0.010000 user 0.010000 sys 0.000000 (best of 146)
$ hg init
$ $PYTHON -c 'file("a", "wb").write("confuse str.splitlines\nembedded\rnewline\n")'
$ hg ci -Ama -d '1 0'
adding a
$ echo clean diff >> a
$ hg ci -mb -d '2 0'
$ hg diff -r0 -r1
diff -r 107ba6f817b5 -r 310ce7989cdc a
--- a/a Thu Jan 01 00:00:01 1970 +0000
+++ b/a Thu Jan 01 00:00:02 1970 +0000
@@ -1,2 +1,3 @@
confuse str.splitlines
embedded\r (no-eol) (esc)
newline
+clean diff