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| -rw-r--r-- | Documentation/RelNotes/2.18.0.txt | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/Documentation/RelNotes/2.18.0.txt b/Documentation/RelNotes/2.18.0.txt index fccc2f34ef..40c3b9470b 100644 --- a/Documentation/RelNotes/2.18.0.txt +++ b/Documentation/RelNotes/2.18.0.txt @@ -82,6 +82,28 @@ UI, Workflows & Features "feature" to fetch only commits and/or trees, which nobody used. This has been removed. + * The functionality of "$GIT_DIR/info/grafts" has been superseded by + the "refs/replace/" mechanism for some time now, but the internal + code had support for it in many places, which has been cleaned up + in order to drop support of the "grafts" mechanism. + + * "git worktree add" learned to check out an existing branch. + + * "git --no-pager cmd" did not have short-and-sweet single letter + option. Now it does as "-P". + (merge 7213c28818 js/no-pager-shorthand later to maint). + + * "git rebase" learned "--rebase-merges" to transplant the whole + topology of commit graph elsewhere. + + * "git status" learned to pay attention to UI related diff + configuration variables such as diff.renames. + + * The command line completion mechanism (in contrib/) learned to load + custom completion file for "git $command" where $command is a + custom "git-$command" that the end user has on the $PATH when using + newer version of bash. + Performance, Internal Implementation, Development Support etc. @@ -179,6 +201,37 @@ Performance, Internal Implementation, Development Support etc. * The code to interface to GPG has been restructured somewhat to make it cleaner to integrate with other types of signature systems later. + * The code has been taught to use the duplicated information stored + in the commit-graph file to learn the tree object name for a commit + to avoid opening and parsing the commit object when it makes sense + to do so. + + * "git gc" in a large repository takes a lot of time as it considers + to repack all objects into one pack by default. The command has + been taught to pretend as if the largest existing packfile is + marked with ".keep" so that it is left untouched while objects in + other packs and loose ones are repacked. + + * The transport protocol v2 is getting updated further. + + * The codepath around object-info API has been taught to take the + repository object (which in turn tells the API which object store + the objects are to be located). + + * Rename detection logic in "diff" family that is used in "merge" has + learned to guess when all of x/a, x/b and x/c have moved to z/a, + z/b and z/c, it is likely that x/d added in the meantime would also + want to move to z/d by taking the hint that the entire directory + 'x' moved to 'z'. A bug causing dirty files involved in a rename + to be overwritten during merge has also been fixed as part of this + work. Incidentally, this also avoids updating a file in the + working tree after a (non-trivial) merge whose result matches what + our side originally had. + + * "git pack-objects" needs to allocate tons of "struct object_entry" + while doing its work, and shrinking its size helps the performance + quite a bit. + Also contains various documentation updates and code clean-ups. @@ -292,6 +345,43 @@ Fixes since v2.17 some merge commits in certain cases, which has been corrected. (merge be011bbe00 ma/fast-export-skip-merge-fix later to maint). + * The code did not propagate the terminal width to subprocesses via + COLUMNS environment variable, which it now does. This caused + trouble to "git column" helper subprocess when "git tag --column=row" + tried to list the existing tags on a display with non-default width. + (merge b5d5a567fb nd/term-columns later to maint). + + * We learned that our source files with ".pl" and ".py" extensions + are Perl and Python files respectively and changes to them are + better viewed as such with appropriate diff drivers. + (merge 7818b619e2 ab/perl-python-attrs later to maint). + + * "git rebase -i" sometimes left intermediate "# This is a + combination of N commits" message meant for the human consumption + inside an editor in the final result in certain corner cases, which + has been fixed. + (merge 15ef69314d js/rebase-i-clean-msg-after-fixup-continue later to maint). + + * A test to see if the filesystem normalizes UTF-8 filename has been + updated to check what we need to know in a more direct way, i.e. a + path created in NFC form can be accessed with NFD form (or vice + versa) to cope with APFS as well as HFS. + (merge 742ae10e35 tb/test-apfs-utf8-normalization later to maint). + + * "git format-patch --cover --attach" created a broken MIME multipart + message for the cover letter, which has been fixed by keeping the + cover letter as plain text file. + (merge 50cd54ef4e bc/format-patch-cover-no-attach later to maint). + + * The split-index feature had a long-standing and dormant bug in + certain use of the in-core merge machinery, which has been fixed. + (merge 7db118303a en/unpack-trees-split-index-fix later to maint). + + * Asciidoctor gives a reasonable imitation for AsciiDoc, but does not + render illustration in a literal block correctly when indented with + HT by default. The problem is fixed by forcing 8-space tabs. + (merge 379805051d bc/asciidoctor-tab-width later to maint). + * Other minor doc, test and build updates and code cleanups. (merge 248f66ed8e nd/trace-with-env later to maint). (merge 14ced5562c ys/bisect-object-id-missing-conversion-fix later to maint). @@ -310,3 +400,14 @@ Fixes since v2.17 (merge adc887221f tq/t1510 later to maint). (merge bed21a8ad6 sg/doc-gc-quote-mismatch-fix later to maint). (merge 73364e4f10 tz/doc-git-urls-reference later to maint). + (merge cd1e606bad bc/mailmap-self later to maint). + (merge f7997e3682 ao/config-api-doc later to maint). + (merge ee930754d8 jk/apply-p-doc later to maint). + (merge 011b648646 nd/pack-format-doc later to maint). + (merge 87a6bb701a sg/t5310-jgit-bitmap-test later to maint). + (merge f6b82970aa sg/t5516-fixes later to maint). + (merge 4362da078e sg/t7005-spaces-in-filenames-cleanup later to maint). + (merge 7d0ee47c11 js/test-unset-prereq later to maint). + (merge 5356a3c354 ah/misc-doc-updates later to maint). + (merge 92c4a7a129 nd/completion-aliasfiletype-typofix later to maint). + (merge 58bd77b66a nd/pack-unreachable-objects-doc later to maint). |