annotate relnotes/5.7 @ 48663:bf424fe4f814

lfs: take lock before writing requirements With `share-safe`, we will also write file in the store, so we take the store lock before writing requirements. Differential Revision: https://phab.mercurial-scm.org/D11991
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Fri, 07 Jan 2022 17:33:27 +0100
parents d67732a4b58a
children
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1 == New Features ==
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2
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3 * There is a new config section for templates used by hg commands. It
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4 is called `[command-templates]`. Some existing config options have
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5 been deprecated in favor of config options in the new
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6 section. These are: `ui.logtemplate` to `command-templates.log`,
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7 `ui.graphnodetemplate` to `command-templates.graphnode`,
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8 `ui.mergemarkertemplate` to `command-templates.mergemarker`,
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9 `ui.pre-merge-tool-output-template` to
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10 `command-templates.pre-merge-tool-output`.
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11
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12 * There is a new set of config options for the template used for the
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13 one-line commit summary displayed by various commands, such as `hg
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14 rebase`. The main one is `command-templates.oneline-summary`. That
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15 can be overridden per command with
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16 `command-templates.oneline-summary.<command>`, where `<command>`
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17 can be e.g. `rebase`. As part of this effort, the default format
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18 from `hg rebase` was reorganized a bit.
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19
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20 * `hg purge` is now a core command using `--confirm` by default.
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22 * `hg diff` and `hg extdiff` now support `--from <rev>` and `--to <rev>`
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23 arguments as clearer alternatives to `-r <revs>`. `-r <revs>` has been
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24 deprecated.
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25
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26 * The memory footprint per changeset during pull/unbundle
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27 operations has been further reduced.
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28
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29 * There is a new internal merge tool called `internal:mergediff` (can
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30 be set as the value for the `merge` config in the `[ui]`
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31 section). It resolves merges the same was as `internal:merge` and
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32 `internal:merge3`, but it shows conflicts differently. Instead of
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33 showing 2 or 3 snapshots of the conflicting pieces of code, it
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34 shows one snapshot and a diff. This may be useful when at least one
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35 side of the conflict is similar to the base. The new marker style
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36 is also supported by "premerge" as
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37 `merge-tools.<tool>.premerge=keep-mergediff`.
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38
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39 * External hooks are now called with `HGPLAIN=1` preset. This has the side
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40 effect of ignoring aliases, templates, revsetaliases, and a few other config
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41 options in any `hg` command spawned by the hook. The previous behavior
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42 can be restored by setting HGPLAINEXCEPT appropriately in the parent process.
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43 See `hg help environment` for the list of items, and how to set it.
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44
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45 * The `branchmap` cache is updated more intelligently and can be
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46 significantly faster for repositories with many branches and changesets.
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48 * The `rev-branch-cache` is now updated incrementally whenever changesets
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49 are added.
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51
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52 == New Experimental Features ==
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53
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54 * `experimental.single-head-per-branch:public-changes-only` can be used
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55 restrict the single head check to public revision. This is useful for
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56 overlay repository that have both a publishing and non-publishing view
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57 of the same storage.
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60 == Bug Fixes ==
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61
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64 == Backwards Compatibility Changes ==
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65
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66 * `--force-lock` and `--force-wlock` options on `hg debuglock` command are
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67 renamed to `--force-free-lock` and `--force-free-wlock` respectively.
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70 == Internal API Changes ==
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71
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72 * `changelog.branchinfo` is deprecated and will be removed after 5.8.
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73 It is superseded by `changelogrevision.branchinfo`.