quark added a comment. You can use `rustfmt +nightly` if it's installed by rustup. REPOSITORY rHG Mercurial CHANGES SINCE LAST ACTION https://phab.mercurial-scm.org/D7812/new/ REVISION DETAIL https://phab.mercurial-scm.org/D7812 To: durin42, #hg-reviewers Cc: quark, gracinet, mercurial-devel