Mercurial 6.5.2

• hgweb: encode WSGI environment using the ISO-8859-1 codec
• rhg: fix the bug where sparse config is interpreted as relglob instead of glob

• gpg: fix an UnboundLocalError whenever using --force

• transaction: fix repr() and make the default name bytes

• setup: make the error "Unable to find a working hg binary" more informative
• tests: avoid test environment affecting setup.py
• run-tests: detect HGWITHRUSTEXT value

Mercurial 6.5.1

• A bunch of improvements to Python 3.12 compatibility

• repoview: fix the filter created by extrafilter

• Improve portability of the test suite
• fncache: fix a bug that corrupts the fncache after transaction rollback
• revlog: fix the naming scheme use by split temporary file
• perf: fix perf::tags

Mercurial 6.5

As usual, a lot of patches don't make it to this list since they're more internal.

New Features

• Improved Python 3.12 compatiblity
• configitems: enable changegroup3 by default (unless using infinitepush)
• extras: expose 'retained_extras' for extensions to extend
• stabletailgraph: implement stable-tail sort
• stabletailgraph: naive version of leap computation
• bundle: introduce a "v3" spec
• clone-bundles: add a basic first version of automatic bundle generation
• clone-bundles: garbage collect older bundle when generating new ones
• clone-bundles: only regenerate the clone bundle when cached ration is low
• clone-bundles: also control automation based on absolute number of revisions
• clone-bundles: add a configuration to control auto-generation on changes
• clone-bundles: introduce a command to refresh bundle
• clone-bundles: add a command to clear all bundles
• clone-bundles: add an option to generate bundles in the background
• clonebundles: add support for inline (streaming) clonebundles
• clonebundles: adds a auto-generate.serve-inline option

• match: add filepath: pattern to match an exact filepath relative to the root

• hgweb: add "children" into the JSON template for a changeset
• hgweb: add support to explicitly access hidden changesets
• pull: add --remote-hidden option and pass it through peer creation
• hidden: add support for --remote-hidden to HTTP peer

• hidden: support passing --hidden with serve --stdio

• hidden: add support to explicitly access hidden changesets with SSH peers

• perf: introduce a perf::stream-locked-section command

• perf: add a function to find a stream version generator
• perf: add support for stream-v3 during benchmark
• perf: add a perf::stream-generate command
• perf: add a perf::stream-consume
• cli: make debugnodemap capable of inspecting an arbitrary nodemap
• rust: configure MSRV in Clippy

• rhg: make rhg files work if ui.relative-files=true is specified

• rhg: support rhg files with ui.relative-paths=false

• rhg: support status --print0

• tree-manifest: allow debugupgraderepo to run on tree manifest repo

• library: enable runpy invocation on mercurial package
• library: incorporate demandimport into runpy invocation

• exchange: allow passing no includes/excludes to pull()

New Experimental Features

• stream-clone: add an experimental v3 version of the protocol
• stream-clone: support streamv3 on the cli [hg bundle]

Bug Fixes

• mail: add a missing argument to properly override starttls
• bundle: include required phases when saving a bundle (issue6794)

• outgoing: fix common-heads computation from missingroots argument

• strip: do not include internal changeset in the strip backup
• bundle: abort if the user request bundling of internal changesets
• bundle: prevent implicit bundling of internal changeset
• encoding: avoid quadratic time complexity when json-encoding non-UTF8 strings
• sha1dc: Make sure SHA1DC_BIGENDIAN is set on Darwin/PowerPC
• zstd: hack include order to ensure that our zstd.h is found
• dirstate: better error messages when dirstate is corrupted
• stream-clone: avoid opening a revlog in case we do not need it

• treemanifest: make updatecaches update the nodemaps for all directories

• rust-hg-core: move from ouroboros to self_cell

• rust-dependencies: switch from users to whoami

• dirstate-v2: actually fix the dirstate-v2 upgrade race

• dirstate: avoid leaking disk space in hg debugrebuilddirstate

• clonebundles: add warning if auto-generate is enabled without formats
• win32mbcs: unbyteify some strings for py3 support
• rust-revlog: fix incorrect results with NULL_NODE prefixes

• rust-revlog: fix RevlogEntry.data() for NULL_REVISION

Backwards Compatibility Changes

• infinitepush: aggressively deprecated infinite push
• narrow: indicated the default of 'Yes' when confirming auto-remove-includes

Internal API Changes

• Store walk was reworked to fix small race conditions in stream-clone and
  • greatly improve its API robustness and flexibility.

Miscellaneous

• Typechecking support was improved in a lot of places
• Removed more useless compat code for now unsupported Python versions
• Sped up zstd usage in Rust contexts
• revlog: add an exception hint when processing LFS flags without the extension
• ui: keep the progress bar around when writing if stdout is not a tty
• transaction: use a ".bck" extension for all backup file