D5813: revset: add expect to check the size of a set

[yuja (Yuya Nishihara)]

yuja added a comment.


  >   > You can try out some combinations of `expect(5:0) & 1:10` and
  >   >  `10:1 & expect(0:5)`.
  >   
  >   I got into many errors while using this. I might be not understanding this correctly. Could you please elaborate?
  
  Can you share your failed attempt?
  
  Maybe you can get how revset works by testing expression with
  `hg debugrevspec -v`.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D5813

To: navaneeth.suresh, #hg-reviewers
Cc: yuja, pulkit, durin42, mjpieters, mercurial-devel