subrepos: make last line of prompts <40 english chars (
issue6158)
Differential Revision: https://phab.mercurial-scm.org/D6572
largefiles: make last line of prompts <40 english chars (
issue6158)
Differential Revision: https://phab.mercurial-scm.org/D6571
rust-dirstate: add helper to iterate ancestor paths
This is modeled after std::path::Path::ancestors().
find_dirs(b"") yields b"" because Mercurial's util.finddirs() works in that
way, and the test case for DirsMultiset expects such behavior.