mercurial-4.0

[bdubbs@…]

New major version

1. Mercurial 4.0 (2016-11-1)

An overview of new features available. This is a regularly-scheduled quarterly feature release. Unlike other 4.0 software releases, this is simply 3.9 + .1, so it should be the usual pain-free upgrade.

1.1. commands

annotate: calculate line count correctly 
branchmap: acquires lock before writting the rev branch cache 
clone: set default path correctly when doing a clone+share (issue5378) 
copy: distinguish "file exists" cases and add a hint (BC) 
commit: return 1 for interactive commit with no changes (issue5397) 
config: add template support 
debugobsolete: add formatter support (issue5134) 
files: change documentation to match its behaviour (issue5276) 
grep: add formatter support 
help: show content for explicitly disabled extension (issue5228) 
import: abort instead of crashing when copy source does not exist (issue5375) 
import: report directory-relative paths in error messages (issue5224) 
log: copy the way of ancestor traversal to --follow matcher (issue5376) 
log: preserve topo sort in graph even if additional filter options specified 
merge: add conflict labels to merge command 
merge: avoid superfluous filemerges when grafting through renames (issue5407) 
strip: report both bundle files in case of exception (issue5368) 
tag: clarify warning about making a tag on a branch head 
version: add formatter support 
flags: allow specifying --no-boolean-flag on the command line (BC) 
1.2. core

changelog: disable delta chains 
copies: make _checkcopies handle copy sequences spanning the TCA (issue4028) 
formatter: add function to convert list to appropriate format (issue5217) 
lock: show more detail for new-style locks in lock waiting message (issue4752) 
revset: do not rewrite ':y' to '0:y' (issue5385) 
revset: fix order of nested '_(|int|hex)list' expression (BC) 
revset: fix order of nested 'or' expression (BC) 
revset: fix order of nested 'range' expression (BC) 
revset: make reverse() and sort() no-ops when ordering requirement allows (BC) 
revset: support "follow(renamed.py, e22f4f3f06c3)" (issue5334) 
templater: provide a termwidth keyword (issue5395) 
templater: add inheritance support to style maps 
templater: add relpath() to convert repo path to relative path (issue5394) 
templater: make pad() evaluate boolean argument (BC) 
wireproto: unescape argument names in batch command (BC) 
1.3. extensions

journal: properly check for held lock (issue5349) 
journal: use fm.formatdate() to pass date tuple in appropriate type (BC) 
journal: use fm.formatlist() to pass hashes in appropriate type (BC) 
journal: use fm.hexfunc() to get full hash in JSON/template output (BC) 
largefiles: fix 'deleted' files sometimes persistently appearing with R status 
largefiles: handle that a found standin file doesn't exist when removing it 
largefiles: more safe handling of interruptions while updating modifications 
largefiles: when setting/clearing x bit on largefiles, don't change other bits 
mq: release lock after transaction in qrefresh 
mq: take wlock when 'qqueue' is doing write operations 
rebase: properly calculate total commits to rebase (issue5347) 
rebase: rebase changesets in topo order (issue5370) (BC) 
1.4. hgweb

hgweb: avoid line wrap between revision and annotate-info (issue5398) 
hgweb: config option to control zlib compression level