Log message:
fish: Update to 3.2.0
fish 3.2.0 (released March 1, 2021)
===================================
Notable improvements and fixes
------------------------------
- **Undo and redo support** for the command-line editor and pager search \
(:issue:`1367`). By default, undo is bound to Control+Z, and redo to Alt+/.
- **Builtins can now output before all data is read**. For example, ``string \
replace`` no longer has to read all of stdin before it can begin to output.
This makes it usable also for pipes where the previous command hasn't \
finished yet, like::
# Show all dmesg lines related to "usb"
dmesg -w | string match '*usb*'
- **Prompts will now be truncated** instead of replaced with ``"> \
"`` if they are wider than the terminal (:issue:`904`).
For example::
~/dev/build/fish-shell-git/src/fish-shell/build (makepkg)>
will turn into::
…h-shell/build (makepkg)>
It is still possible to react to the ``COLUMNS`` variable inside the prompt \
to implement smarter behavior.
- **fish completes ambiguous completions** after pressing :kbd:`Tab` even when they
have a common prefix, without the user having to press :kbd:`Tab` again
(:issue:`6924`).
- fish is less aggressive about resetting terminal modes, such as flow control, \
after every command.
Although flow control remains off by default, enterprising users can now \
enable it with
``stty`` (:issue:`2315`, :issue:`7704`).
- A new **"fish_add_path" helper function to add paths to $PATH** \
without producing duplicates,
to be used interactively or in ``config.fish`` (:issue:`6960`, :issue:`7028`).
For example::
fish_add_path /opt/mycoolthing/bin
will add /opt/mycoolthing/bin to the beginning of $fish_user_path without \
creating duplicates,
so it can be called safely from config.fish or interactively, and the path \
will just be there, once.
- **Better errors with "test"** (:issue:`6030`)::
> test 1 = 2 and echo true or false
test: Expected a combining operator like '-a' at index 4
1 = 2 and echo true or echo false
^
This includes numbering the index from 1 instead of 0, like fish lists.
- **A new theme for the documentation and Web-based configuration** \
(:issue:`6500`, :issue:`7371`, :issue:`7523`), matching the design on \
fishshell.com.
- ``fish --no-execute`` **will no longer complain about unknown commands**
or non-matching wildcards, as these could be defined differently at
runtime (especially for functions). This makes it usable as a static syntax \
checker (:issue:`977`).
- ``string match --regex`` now integrates **named PCRE2 capture groups as fish \
variables**, allowing variables to be set directly from ``string match`` \
(:issue:`7459`). To support this functionality, ``string`` is now a reserved \
word and can no longer be wrapped in a function.
- Globs and other **expansions are limited to 512,288 results** \
(:issue:`7226`). Because operating systems limit the number of arguments to \
commands, larger values are unlikely to work anyway, and this helps to avoid \
hangs.
- A new **"fish for bash users" documentation page** gives a quick \
overview of the scripting differences between bash and fish (:issue:`2382`), and \
the completion tutorial has also been moved out into its own document \
(:issue:`6709`).
Syntax changes and new commands
-------------------------------
- Range limits in index range expansions like ``$x[$start..$end]`` may be \
omitted: ``$start`` and ``$end`` default to 1 and -1 (the last item) \
respectively (:issue:`6574`)::
echo $var[1..]
echo $var[..-1]
echo $var[..]
All print the full list ``$var``.
- When globbing, a segment which is exactly ``**`` may now match zero \
directories. For example ``**/foo`` may match ``foo`` in the current directory \
(:issue:`7222`).
Scripting improvements
----------------------
- The ``type``, ``_`` (gettext), ``.`` (source) and ``:`` (no-op) functions
are now implemented builtins for performance purposes (:issue:`7342`, \
:issue:`7036`, :issue:`6854`).
- ``set`` and backgrounded jobs no longer overwrite ``$pipestatus`` \
(:issue:`6820`), improving its use in command substitutions (:issue:`6998`).
- Computed ("electric") variables such as ``status`` are now only \
global in scope, so ``set -Uq status`` returns false (:issue:`7032`).
- The output for ``set --show`` has been shortened, only mentioning the scopes \
in which a variable exists (:issue:`6944`).
In addition, it now shows if a variable is a path variable.
- A new variable, ``fish_kill_signal``, is set to the signal that terminated \
the last foreground job, or ``0`` if the job exited normally (:issue:`6824`, \
:issue:`6822`).
- A new subcommand, ``string pad``, allows extending strings to a given width \
(:issue:`7340`, :issue:`7102`).
- ``string sub`` has a new ``--end`` option to specify the end index of
a substring (:issue:`6765`, :issue:`5974`).
- ``string split`` has a new ``--fields`` option to specify fields to
output, similar to ``cut -f`` (:issue:`6770`).
- ``string trim`` now also trims vertical tabs by default (:issue:`6795`).
- ``string replace`` no longer prints an error if a capturing group wasn't \
matched, instead treating it as empty (:issue:`7343`).
- ``string`` subcommands now quit early when used with ``--quiet`` (:issue:`7495`).
- ``string repeat`` now handles multiple arguments, repeating each one \
(:issue:`5988`).
- ``printf`` no longer prints an error if not given an argument (not
even a format string).
- The ``true`` and ``false`` builtins ignore any arguments, like other shells \
(:issue:`7030`).
- ``fish_indent`` now removes unnecessary quotes in simple cases (:issue:`6722`)
and gained a ``--check`` option to just check if a file is indented correctly \
(:issue:`7251`).
- ``fish_indent`` indents continuation lines that follow a line ending in a \
backslash, ``|``, ``&&`` or ``||``.
- ``pushd`` only adds a directory to the stack if changing to it was successful \
(:issue:`6947`).
- A new ``fish_job_summary`` function is called whenever a
background job stops or ends, or any job terminates from a signal \
(:issue:`6959`, :issue:`2727`, :issue:`4319`).
The default behaviour can now be customized by redefining it.
- ``status`` gained new ``dirname`` and ``basename`` convenience subcommands
to get just the directory to the running script or the name of it,
to simplify common tasks such as running ``(dirname (status filename))`` \
(:issue:`7076`, :issue:`1818`).
- Broken pipelines are now handled more smoothly; in particular, bad \
redirection mid-pipeline
results in the job continuing to run but with the broken file descriptor \
replaced with a closed
file descriptor. This allows better error recovery and is more in line with \
other shells'
behaviour (:issue:`7038`).
- ``jobs --quiet PID`` no longer prints "no suitable job" if the job \
for PID does not exist (eg because it has finished) (:issue:`6809`, \
:issue:`6812`).
- ``jobs`` now shows continued child processes correctly (:issue:`6818`)
- ``disown`` should no longer create zombie processes when job control is off, \
such as in ``config.fish`` (:issue:`7183`).
- ``command``, ``jobs`` and ``type`` builtins support ``--query`` as the long \
form of ``-q``, matching other builtins.
The long form ``--quiet`` is deprecated (:issue:`7276`).
- ``argparse`` no longer requires a short flag letter for long-only options \
(:issue:`7585`)
and only prints a backtrace with invalid options to argparse itself \
(:issue:`6703`).
- ``argparse`` now passes the validation variables (e.g. ``$_flag_value``) as \
local-exported variables,
avoiding the need for ``--no-scope-shadowing`` in validation functions.
- ``complete`` takes the first argument as the name of the command if the \
``--command``/``-c`` option is not used,
so ``complete git`` is treated like ``complete --command git``,
and it can show the loaded completions for specific commands with ``complete \
COMMANDNAME`` (:issue:`7321`).
- ``set_color -b`` (without an argument) no longer prints an error message, \
matching other invalid invocations of this command (:issue:`7154`).
- ``exec`` no longer produces a syntax error when the command cannot be found \
(:issue:`6098`).
- ``set --erase`` and ``abbr --erase`` can now erase multiple things in one go, \
matching ``functions --erase`` (:issue:`7377`).
- ``abbr --erase`` no longer prints errors when used with no arguments or on an \
unset abbreviation (:issue:`7376`, :issue:`7732`).
- ``test -t``, for testing whether file descriptors are connected to a \
terminal, works for file descriptors 0, 1, and 2 (:issue:`4766`).
It can still return incorrect results in other cases (:issue:`1228`).
- Trying to execute scripts with Windows line endings (CRLF) produces a \
sensible error (:issue:`2783`).
- Trying to execute commands with arguments that exceed the operating system \
limit now produces a specific error (:issue:`6800`).
- An ``alias`` that delegates to a command with the same name no longer \
triggers an error about recursive completion (:issue:`7389`).
- ``math`` now has a ``--base`` option to output the result in hexadecimal or \
octal (:issue:`7496`) and produces more specific error messages (:issue:`7508`).
- ``math`` learned bitwise functions ``bitand``, ``bitor`` and ``bitxor``, used \
like ``math "bitand(0xFE, 5)"`` (:issue:`7281`).
- ``math`` learned tau for those who don't like typing "2 * pi".
- Failed redirections will now set ``$status`` (:issue:`7540`).
- fish sets exit status in a more consistent manner after errors, including \
invalid expansions like ``$foo[``.
- Using ``read --silent`` while fish is in private mode was adding these \
potentially-sensitive entries to the history; this has been fixed \
(:issue:`7230`).
- ``read`` can now read interactively from other files, and can be used to read \
from the terminal via ``read </dev/tty`` (if the operating system provides \
``/dev/tty``) (:issue:`7358`).
- A new ``fish_status_to_signal`` function for transforming exit statuses to \
signal names has been added (:issue:`7597`, :issue:`7595`).
- The fallback ``realpath`` builtin supports the ``-s``/``--no-symlinks`` \
option, like GNU realpath (:issue:`7574`).
- ``functions`` and ``type`` now explain when a function was defined via \
``source`` instead of just saying ``Defined in -``.
- Significant performance improvements when globbing, appending to variables or \
in ``math``.
- ``echo`` no longer interprets options at the beginning of an argument (eg \
``echo "-n foo"``) (:issue:`7614`).
- fish now finds user configuration even if the ``HOME`` environment variable \
is not set (:issue:`7620`).
- fish no longer crashes when started from a Windows-style working directory \
(eg ``F:\path``) (:issue:`7636`).
- ``fish -c`` now reads the remaining arguments into ``$argv`` (:issue:`2314`).
- The ``pwd`` command supports the long options ``--logical`` and \
``--physical``, matching other implementations (:issue:`6787`).
- ``fish --profile`` now only starts profiling after fish is ready to execute \
commands (all configuration is completed). There is a new ``--profile-startup`` \
option that only profiles the startup and configuration process (:issue:`7648`).
- Builtins return a maximum exit status of 255, rather than potentially \
overflowing. In particular, this affects ``exit``, ``return``, ``functions \
--query``, and ``set --query`` (:issue:`7698`, :issue:`7702`).
- It is no longer an error to run builtin with closed stdin. For example ``count \
<&-`` now prints 0, instead of failing.
- Blocks, functions, and builtins no longer permit redirecting to file \
descriptors other than 0 (standard input), 1 (standard output) and 2 (standard \
error). For example, ``echo hello >&5`` is now an error. This prevents \
corruption of internal state (#3303).
Interactive improvements
------------------------
- fish will now always attempt to become process group leader in interactive \
mode (:issue:`7060`). This helps avoid hangs in certain circumstances, and \
allows tmux's current directory introspection to work (:issue:`5699`).
- The interactive reader now allows ending a line in a logical operators \
(``&&`` and ``||``) instead of complaining about a missing command. \
(This was already syntactically valid, but interactive sessions didn't know \
about it yet).
- The prompt is reprinted after a background job exits (:issue:`1018`).
- fish no longer inserts a space after a completion ending in ``.``, ``,`` or \
``-`` is accepted, improving completions for tools that provide dynamic \
completions (:issue:`6928`).
- If a filename is invalid when first pressing :kbd:`Tab`, but becomes valid, \
it will be completed properly on the next attempt (:issue:`6863`).
- ``help string match/replace/<subcommand>`` will show the help for string \
subcommands (:issue:`6786`).
- ``fish_key_reader`` sets the exit status to 0 when used with ``--help`` or \
``--version`` (:issue:`6964`).
- ``fish_key_reader`` and ``fish_indent`` send output from ``--version`` to \
standard output, matching other fish binaries (:issue:`6964`).
- A new variable ``$status_generation`` is incremented only when the previous \
command produces an exit status (:issue:`6815`). This can be used, for example, \
to check whether a failure status is a holdover due to a background job, or \
actually produced by the last run command.
- ``fish_greeting`` is now a function that reads a variable of the same name, \
and defaults to setting it globally.
This removes a universal variable by default and helps with updating the greeting.
However, to disable the greeting it is now necessary to explicitly specify \
universal scope (``set -U fish_greeting``) or to disable it in config.fish \
(:issue:`7265`).
- Events are properly emitted after a job is cancelled (:issue:`2356`).
- ``fish_preexec`` and ``fish_postexec`` events are no longer triggered for \
empty commands (:issue:`4829`, :issue:`7085`).
- Functions triggered by the ``fish_exit`` event are correctly run when the \
terminal is closed or the shell receives SIGHUP (:issue:`7014`).
- The ``fish_prompt`` event no longer fires when ``read`` is used. If
you need a function to run any time ``read`` is invoked by a script,
use the new ``fish_read`` event instead (:issue:`7039`).
- A new ``fish_posterror`` event is emitted when attempting to execute a \
command with syntax errors (:issue:`6880`, :issue:`6816`).
- The debugging system has now fully switched from the old numbered level to \
the new named category system introduced in 3.1. A number of new debugging \
categories have been added, including ``config``, ``path``, ``reader`` and \
``screen`` (:issue:`6511`). See the output of ``fish --print-debug-categories`` \
for the full list.
- The warning about read-only filesystems has been moved to a new \
"warning-path" debug category
and can be disabled by setting a debug category of ``-warning-path`` \
(:issue:`6630`)::
fish --debug=-warning-path
- The enabled debug categories are now printed on shell startup (:issue:`7007`).
- The ``-o`` short option to fish, for ``--debug-output``, works correctly \
instead of producing an
invalid option error (:issue:`7254`).
- fish's debugging can now also be enabled via ``FISH_DEBUG`` and \
``FISH_DEBUG_OUTPUT`` environment variables.
This helps with debugging when no commandline options can be passed, like \
when fish is called in a shebang (:issue:`7359`).
- Abbreviations are now expanded after all command terminators (eg ``;`` or \
``|``), not just space,
as in fish 2.7.1 and before (:issue:`6970`), and after closing a command \
substitution (:issue:`6658`).
- The history file is now created with user-private permissions,
matching other shells (:issue:`6926`). The directory containing the history
file was already private, so there should not have been any private data
revealed.
- The output of ``time`` is now properly aligned in all cases (:issue:`6726`, \
:issue:`6714`) and no longer depends on locale (:issue:`6757`).
- The command-not-found handling has been simplified.
When it can't find a command, fish now just executes a function called \
``fish_command_not_found``
instead of firing an event, making it easier to replace and reason about.
Previously-defined ``__fish_command_not_found_handler`` functions with an \
appropriate event listener will still work (:issue:`7293`).
- :kbd:`Control-C` handling has been reimplemented in C++ and is therefore \
quicker (:issue:`5259`), no longer occasionally prints an "unknown \
command" error (:issue:`7145`) or overwrites multiline prompts \
(:issue:`3537`).
- :kbd:`Control-C` no longer kills background jobs for which job control is
disabled, matching POSIX semantics (:issue:`6828`, :issue:`6861`).
- Autosuggestions work properly after :kbd:`Control-C` cancels the current \
commmand line (:issue:`6937`).
- History search is now case-insensitive unless the search string contains an \
uppercase character (:issue:`7273`).
- ``fish_update_completions`` gained a new ``--keep`` option, which improves \
speed by skipping completions that already exist (:issue:`6775`, :issue:`6796`).
- Aliases containing an embedded backslash appear properly in the output of \
``alias`` (:issue:`6910`).
- ``open`` no longer hangs indefinitely on certain systems, as a bug in \
``xdg-open`` has been worked around (:issue:`7215`).
- Long command lines no longer add a blank line after execution (:issue:`6826`) \
and behave better with :kbd:`Backspace` (:issue:`6951`).
- ``functions -t`` works like the long option ``--handlers-type``, as \
documented, instead of producing an error (:issue:`6985`).
- History search now flashes when it found no more results (:issue:`7362`)
- fish now creates the path in the environment variable ``XDG_RUNTIME_DIR`` if \
it does not exist, before using it for runtime data storage (:issue:`7335`).
- ``set_color --print-colors`` now also respects the bold, dim, underline, \
reverse, italic and background modifiers, to better show their effect \
(:issue:`7314`).
- The fish Web configuration tool (``fish_config``) shows prompts correctly on \
Termux for Android (:issue:`7298`) and detects Windows Services for Linux 2 \
properly (:issue:`7027`). It no longer shows the ``history`` variable as it may \
be too large (one can use the History tab instead). It also starts the browser \
in another thread, avoiding hangs in some circumstances, especially with \
Firefox's Developer Edition (:issue:`7158`). Finally, a bug in the Source Code \
Pro font may cause browsers to hang, so this font is no longer chosen by default \
(:issue:`7714`).
- ``funcsave`` gained a new ``--directory`` option to specify the location of \
the saved function (:issue:`7041`).
- ``help`` works properly on MSYS2 (:issue:`7113`) and only uses ``cmd.exe`` if \
running on WSL (:issue:`6797`).
- Resuming a piped job by its number, like ``fg %1``, works correctly \
(:issue:`7406`). Resumed jobs show the correct title in the terminal emulator \
(:issue:`7444`).
- Commands run from key bindings now use the same TTY modes as normal commands \
(:issue:`7483`).
- Autosuggestions from history are now case-sensitive (:issue:`3978`).
- ``$status`` from completion scripts is no longer passed outside the \
completion, which keeps the status display in the prompt as the last command's \
status (:issue:`7555`).
- Updated localisations for pt_BR (:issue:`7480`).
- ``fish_trace`` output now starts with ``->`` (like ``fish --profile``), \
making the depth more visible (:issue:`7538`).
- Resizing the terminal window no longer produces a corrupted prompt \
(:issue:`6532`, :issue:`7404`).
- ``functions`` produces an error rather than crashing on certain invalid \
arguments (:issue:`7515`).
- A crash in completions with inline variable assignment (eg ``A= b``) has been \
fixed (:issue:`7344`).
- ``fish_private_mode`` may now be changed dynamically using ``set`` \
(:issue:`7589`), and history is kept in memory in private mode (but not stored \
permanently) (:issue:`7590`).
- Commands with leading spaces may be retrieved from history with up-arrow \
until a new command is run, matching zsh's ``HIST_IGNORE_SPACE`` \
(:issue:`1383`).
- Importing bash history or reporting errors with recursive globs (``**``) no \
longer hangs (:issue:`7407`, :issue:`7497`).
- ``bind`` now shows ``\x7f`` for the del key instead of a literal DEL \
character (:issue:`7631`)
- Paths containing variables or tilde expansion are only suggested when they \
are still valid (:issue:`7582`).
- Syntax highlighting can now color a command as invalid even if executed \
quickly (:issue:`5912`).
- Redirection targets are no longer highlighted as error if they contain \
variables which will likely be defined by the current commandline \
(:issue:`6654`).
- fish is now more resilient against broken terminal modes (:issue:`7133`, \
:issue:`4873`).
- fish handles being in control of the TTY without owning its own process group \
better, avoiding some hangs in special configurations (:issue:`7388`).
- Keywords can now be colored differently by setting the ``fish_color_keyword`` \
variable (``fish_color_command`` is used as a fallback) (:issue:`7678`).
- Just like ``fish_indent``, the interactive reader will indent continuation \
lines that follow a line ending in a backslash, ``|``, ``&&`` or ``||`` \
(:issue:`7694`).
- Commands with a trailing escaped space are saved in history correctly \
(:issue:`7661`).
- ``fish_prompt`` no longer mangles Unicode characters in the private-use range \
U+F600-U+F700. (:issue:`7723`).
- The universal variable file, ``fish_variables``, can be made a symbolic link \
without it being overwritten (:issue:`7466`).
- fish is now more resilient against ``mktemp`` failing (:issue:`7482`).
New or improved bindings
^^^^^^^^^^^^^^^^^^^^^^^^
- As mentioned above, new special input functions ``undo`` (:kbd:`Control+\_` \
or :kbd:`Control+Z`) and ``redo`` (:kbd:`Alt-/`) can be used to revert changes \
to the command line or the pager search field (:issue:`6570`).
- :kbd:`Control-Z` is now available for binding (:issue:`7152`).
- Additionally, using the ``cancel`` special input function (bound to \
:kbd:`Escape` by default) right after fish picked an unambiguous completion will \
undo that (:issue:`7433`).
- ``fish_clipboard_paste`` (:kbd:`Control+V`) trims indentation from multiline \
commands, because fish already indents (:issue:`7662`).
- Vi mode bindings now support ``dh``, ``dl``, ``c0``, ``cf``, ``ct``, ``cF``, \
``cT``, ``ch``, ``cl``, ``y0``, ``ci``, ``ca``, ``yi``, ``ya``, ``di``, ``da``, \
``d;``, ``d,``, ``o``, ``O`` and Control+left/right keys to navigate by word \
(:issue:`6648`, :issue:`6755`, :issue:`6769`, :issue:`7442`, :issue:`7516`).
- Vi mode bindings support :kbd:`~` (tilde) to toggle the case of the selected \
character (:issue:`6908`).
- Functions ``up-or-search`` and ``down-or-search`` (:kbd:`Up` and :kbd:`Down`) \
can cross empty lines, and don't activate search mode if the search fails, which \
makes them easier to use to move between lines in some situations.
- If history search fails to find a match, the cursor is no longer moved. This \
is useful when accidentally starting a history search on a multi-line \
commandline.
- The special input function ``beginning-of-history`` (:kbd:`Page Up`) now \
moves to the oldest search instead of the youngest - that's ``end-of-history`` \
(:kbd:`Page Down`).
- A new special input function ``forward-single-char`` moves one character to \
the right, and if an autosuggestion is available, only take a single character \
from it (:issue:`7217`, :issue:`4984`).
- Special input functions can now be joined with ``or`` as a modifier (adding \
to ``and``), though only some commands set an exit status (:issue:`7217`). This \
includes ``suppress-autosuggestion`` to reflect whether an autosuggestion was \
suppressed (:issue:`1419`)
- A new function ``__fish_preview_current_file``, bound to :kbd:`Alt+O`, opens the
current file at the cursor in a pager (:issue:`6838`, :issue:`6855`).
- ``edit_command_buffer`` (:kbd:`Alt-E` and :kbd:`Alt-V`) passes the cursor position
to the external editor if the editor is recognized (:issue:`6138`, :issue:`6954`).
- ``__fish_prepend_sudo`` (:kbd:`Alt-S`) now toggles a ``sudo`` prefix \
(:issue:`7012`) and avoids shifting the cursor (:issue:`6542`).
- ``__fish_prepend_sudo`` (:kbd:`Alt-S`) now uses the previous commandline if \
the current one is empty,
to simplify rerunning the previous command with ``sudo`` (:issue:`7079`).
- ``__fish_toggle_comment_commandline`` (:kbd:`Alt-#`) now uncomments and \
presents the last comment
from history if the commandline is empty (:issue:`7137`).
- ``__fish_whatis_current_token`` (:kbd:`Alt-W`) prints descriptions for \
functions and builtins (:issue:`7191`, :issue:`2083`).
- The definition of "word" and "bigword" for movements was \
refined, fixing (eg) vi mode's behavior with :kbd:`e` on the second-to-last \
char, and bigword's behavior with single-character words and non-blank \
non-graphical characters (:issue:`7353`, :issue:`7354`, :issue:`4025`, \
:issue:`7328`, :issue:`7325`)
- fish's clipboard bindings now also support Windows Subsystem for Linux via \
PowerShell and clip.exe (:issue:`7455`, :issue:`7458`) and will properly copy \
newlines in multi-line commands.
- Using the ``*-jump`` special input functions before typing anything else no \
longer crashes fish.
- Completing variable overrides (``foo=bar``) could replace the entire thing \
with just the completion in some circumstances. This has been fixed \
(:issue:`7398`).
Improved prompts
^^^^^^^^^^^^^^^^
- The default and example prompts print the correct exit status for
commands prefixed with ``not`` (:issue:`6566`).
- git prompts include all untracked files in the repository, not just those in \
the current
directory (:issue:`6086`).
- The git prompts correctly show stash states (:issue:`6876`, :issue:`7136`) \
and clean states (:issue:`7471`).
- The Mercurial prompt correctly shows untracked status (:issue:`6906`), and by \
default only shows the branch for performance reasons.
A new variable ``$fish_prompt_hg_show_informative_status`` can be set to \
enable more information.
- The ``fish_vcs_prompt`` passes its arguments to the various VCS prompts that \
it calls (:issue:`7033`).
- The Subversion prompt was broken in a number of ways in 3.1.0 and has been \
restored (:issue:`6715`, :issue:`7278`).
- A new helper function ``fish_is_root_user`` simplifies checking for superuser \
privilege (:issue:`7031`, :issue:`7123`).
- New colorschemes - ``ayu Light``, ``ayu Dark`` and ``ayu Mirage`` (:issue:`7596`).
- Bugs related to multiline prompts, including repainting (:issue:`5860`) or \
navigating directory history (:issue:`3550`) leading to graphical glitches have \
been fixed.
- The ``nim`` prompt now handles vi mode better (:issue:`6802`)
Improved terminal support
^^^^^^^^^^^^^^^^^^^^^^^^^
- A new variable, ``fish_vi_force_cursor``, can be set to force \
``fish_vi_cursor`` to attempt changing the cursor
shape in vi mode, regardless of terminal (:issue:`6968`). The \
``fish_vi_cursor`` option ``--force-iterm`` has been deprecated.
- ``diff`` will now colourize output, if supported (:issue:`7308`).
- Autosuggestions appear when the cursor passes the right prompt \
(:issue:`6948`) or wraps to the next line (:issue:`7213`).
- The cursor shape in Vi mode changes properly in Windows Terminal \
(:issue:`6999`, :issue:`6478`).
- The spurious warning about terminal size in small terminals has been removed \
(:issue:`6980`).
- Dynamic titles are now enabled in Alacritty (:issue:`7073`) and emacs' vterm \
(:issue:`7122`).
- Current working directory updates are enabled in foot (:issue:`7099`) and \
WezTerm (:issue:`7649`).
- The width computation for certain emoji agrees better with terminals \
(especially flags). (:issue:`7237`).
- Long command lines are wrapped in all cases, instead of sometimes being put \
on a new line (:issue:`5118`).
- The pager is properly rendered with long command lines selected (:issue:`2557`).
- Sessions with right prompts can be resized correctly in terminals that handle \
reflow, like GNOME Terminal (and other VTE-based terminals), upcoming Konsole \
releases and Alacritty. This detection can be overridden with the new \
``fish_handle_reflow`` variable (:issue:`7491`).
- fish now sets terminal modes sooner, which stops output from appearing before \
the greeting and prompt are ready (:issue:`7489`).
- Better detection of new Konsole versions for true color support and cursor \
shape changing.
- fish no longer attempts to modify the terminal size via ``TIOCSWINSZ``, \
improving compatibility with Kitty (:issue:`6994`).
Completions
^^^^^^^^^^^
- Added completions for
- ``7z``, ``7za`` and ``7zr`` (:issue:`7220`)
- ``alias`` (:issue:`7035`)
- ``alternatives`` (:issue:`7616`)
- ``apk`` (:issue:`7108`)
- ``asciidoctor`` (:issue:`7000`)
- ``avifdec`` and ``avifenc`` (:issue:`7674`)
- ``bluetoothctl`` (:issue:`7438`)
- ``cjxl`` and ``djxl`` (:issue:`7673`)
- ``cmark`` (:issue:`7000`)
- ``create_ap`` (:issue:`7096`)
- ``deno`` (:issue:`7138`)
- ``dhclient`` (:issue:`6684`)
- Postgres-related commands ``dropdb``, ``createdb``, ``pg_restore``, \
``pg_dump`` and
``pg_dumpall`` (:issue:`6620`)
- ``dotnet`` (:issue:`7558`)
- ``downgrade`` (:issue:`6751`)
- ``gapplication``, ``gdbus``, ``gio`` and ``gresource`` (:issue:`7300`)
- ``gh`` (:issue:`7112`)
- ``gitk``
- ``groups`` (:issue:`6889`)
- ``hashcat`` (:issue:`7746`)
- ``hikari`` (:issue:`7083`)
- ``icdiff`` (:issue:`7503`)
- ``imv`` (:issue:`6675`)
- ``john`` (:issue:`7746`)
- ``julia`` (:issue:`7468`)
- ``k3d`` (:issue:`7202`)
- ``ldapsearch`` (:issue:`7578`)
- ``lightdm`` and ``dm-tool`` (:issue:`7624`)
- ``losetup`` (:issue:`7621`)
- ``micro`` (:issue:`7339`)
- ``mpc`` (:issue:`7169`)
- Metasploit's ``msfconsole``, ``msfdb`` and ``msfvenom`` (:issue:`6930`)
- ``mtr`` (:issue:`7638`)
- ``mysql`` (:issue:`6819`)
- ``ncat``, ``nc.openbsd``, ``nc.traditional`` and ``nmap`` (:issue:`6873`)
- ``openssl`` (:issue:`6845`)
- ``prime-run`` (:issue:`7241`)
- ``ps2pdf{12,13,14,wr}`` (:issue:`6673`)
- ``pyenv`` (:issue:`6551`)
- ``rst2html``, ``rst2html4``, ``rst2html5``, ``rst2latex``,
``rst2man``, ``rst2odt``, ``rst2pseudoxml``, ``rst2s5``,
``rst2xetex``, ``rst2xml`` and ``rstpep2html`` (:issue:`7019`)
- ``spago`` (:issue:`7381`)
- ``sphinx-apidoc``, ``sphinx-autogen``, ``sphinx-build`` and
``sphinx-quickstart`` (:issue:`7000`)
- ``strace`` (:issue:`6656`)
- systemd's ``bootctl``, ``coredumpctl``, ``hostnamectl`` (:issue:`7428`), \
``homectl`` (:issue:`7435`), ``networkctl`` (:issue:`7668`) and ``userdbctl`` \
(:issue:`7667`)
- ``tcpdump`` (:issue:`6690`)
- ``tig``
- ``traceroute`` and ``tracepath`` (:issue:`6803`)
- ``windscribe`` (:issue:`6788`)
- ``wireshark``, ``tshark``, and ``dumpcap``
- ``xbps-*`` (:issue:`7239`)
- ``xxhsum``, ``xxh32sum``, ``xxh64sum`` and ``xxh128sum`` (:issue:`7103`)
- ``yadm`` (:issue:`7100`)
- ``zopfli`` and ``zopflipng`` (:issue:`6872`)
- Lots of improvements to completions, including:
- ``git`` completions can complete the right and left parts of a commit \
range like ``from..to`` or ``left...right``.
- Completion scripts for custom Git subcommands like ``git-xyz`` are now \
loaded with Git completions. The completions can now be defined directly on the \
subcommand (using ``complete git-xyz``), and completion for ``git xyz`` will \
work. (:issue:`7075`, :issue:`7652`, :issue:`4358`)
- ``make`` completions no longer second-guess make's file detection, fixing \
target completion in some cases (:issue:`7535`).
- Command completions now correctly print the description even if the \
command was fully matched (like in ``ls<TAB>``).
- ``set`` completions no longer hide variables starting with ``__``, they \
are sorted last instead.
- Improvements to the manual page completion generator (:issue:`7086`, \
:issue:`6879`, :issue:`7187`).
- Significant performance improvements to completion of the available commands \
(:issue:`7153`), especially on macOS Big Sur where there was a significant \
regression (:issue:`7365`, :issue:`7511`).
- Suffix completion using ``__fish_complete_suffix`` uses the same fuzzy \
matching logic as normal file completion, and completes any file but sorts files \
with matching suffix first (:issue:`7040`, :issue:`7547`). Previously, it only \
completed files with matching suffix.
For distributors
----------------
- fish has a new interactive test driver based on pexpect, removing the \
optional dependency on expect (and adding an optional dependency on pexpect) \
(:issue:`5451`, :issue:`6825`).
- The CHANGELOG was moved to restructured text, allowing it to be included in \
the documentation (:issue:`7057`).
- fish handles ncurses installed in a non-standard prefix better \
(:issue:`6600`, :issue:`7219`), and uses variadic tparm on NetBSD curses \
(:issue:`6626`).
- The Web-based configuration tool no longer uses an obsolete Angular version \
(:issue:`7147`).
- The fish project has adopted the Contributor Covenant code of conduct \
(:issue:`7151`).
Deprecations and removed features
---------------------------------
- The ``fish_color_match`` variable is no longer used. (Previously this \
controlled the color of matching quotes and parens when using ``read``).
- fish 3.2.0 will be the last release in which the redirection to standard \
error with the ``^`` character is enabled.
The ``stderr-nocaret`` feature flag will be changed to "on" in \
future releases.
- ``string`` is now a reserved word and cannot be used for function names (see \
above).
- ``fish_vi_cursor``'s option ``--force-iterm`` has been deprecated (see above).
- ``command``, ``jobs`` and ``type`` long-form option ``--quiet`` is deprecated \
in favor of ``--query`` (see above).
- The ``fish_command_not_found`` event is no longer emitted, instead there is a \
function of that name.
By default it will call a previously-defined \
``__fish_command_not_found_handler``. To emit the event manually use ``emit \
fish_command_not_found``.
- The ``fish_prompt`` event no longer fires when ``read`` is used. If
you need a function to run any time ``read`` is invoked by a script,
use the new ``fish_read`` event instead (:issue:`7039`).
- To disable the greeting message permanently it is no longer enough to just \
run ``set fish_greeting`` interactively as it is
no longer implicitly a universal variable. Use ``set -U fish_greeting`` or \
disable it in config.fish with ``set -g fish_greeting``.
- The long-deprecated and non-functional ``-m``/``--read-mode`` options to \
``read`` were removed in 3.1b1. Using the short form, or a never-implemented \
``-B`` option, no longer crashes fish (:issue:`7659`).
- With the addition of new categories for debug options, the old numbered \
debugging levels have been removed.
For distributors and developers
-------------------------------
- fish source tarballs are now distributed using the XZ compression
method (:issue:`5460`).
- The fish source tarball contains an example FreeDesktop entry and icon.
- The CMake variable ``MAC_CODESIGN_ID`` can now be set to "off" to \
disable code-signing (:issue:`6952`, :issue:`6792`).
- Building on on macOS earlier than 10.13.6 succeeds, instead of failing on \
code-signing (:issue:`6791`).
- The pkg-config file now uses variables to ensure paths used are portable \
across prefixes.
- The default values for the ``extra_completionsdir``, ``extra_functionsdir``
and ``extra_confdir`` options now use the installation prefix rather than \
``/usr/local`` (:issue:`6778`).
- A new CMake variable ``FISH_USE_SYSTEM_PCRE2`` controls whether fish
builds with the system-installed PCRE2, or the version it bundles. By
default it prefers the system library if available, unless Mac
codesigning is enabled (:issue:`6952`).
- Running the full interactive test suite now requires Python 3.5+ and the \
pexpect package (:issue:`6825`); the expect package is no longer required.
- Support for Python 2 in fish's tools (``fish_config`` and the manual page \
completion generator) is no longer guaranteed. Please use Python 3.5 or later \
(:issue:`6537`).
- The Web-based configuration tool is compatible with Python 3.10 \
(:issue:`7600`) and no longer requires Python's distutils package \
(:issue:`7514`).
- fish 3.2 is the last release to support Red Hat Enterprise Linux & CentOS \
version 6.
--------------
|
Log message:
fish: update to 3.1.0
From Jonathan Schleifer in PR pkg/54965,
lightly changed by myself for netbsd support.
fish 3.1.0 (released February 12, 2020)
Compared to the beta release of fish 3.1b1, fish version 3.1.0:
* fixes a regression where spaces after a brace were removed despite
brace expansion not occurring (#6564)
* fixes a number of problems in compiling and testing on Cygwin (#6549)
and Solaris-derived systems such as Illumos (#6553, #6554, #6555,
#6556, and #6558);
* fixes the process for building macOS packages;
* fixes a regression where excessive error messages are printed if
Unicode characters are emitted in non-Unicode-capable locales
(#6584); and
* contains some improvements to the documentation and a small number of
completions.
If you are upgrading from version 3.0.0 or before, please also review
the release notes for 3.1b1 (included below).
Release notes for fish 3.1b1 (released January 26, 2020)
Notable improvements and fixes
* A new $pipestatus variable contains a list of exit statuses of the
previous job, for each of the separate commands in a pipeline
(#5632).
* fish no longer buffers pipes to the last function in a pipeline,
improving many cases where pipes appeared to block or hang (#1396).
* An overhaul of error messages for builtin commands, including a
removal of the overwhelming usage summary, more readable stack traces
(#3404, #5434), and stack traces for test (aka [) (#5771).
* fish's debugging arguments have been significantly improved. The
--debug-level option has been removed, and a new --debug option
replaces it. This option accepts various categories, which may be listed
via fish --print-debug-categories (#5879). A new --debug-output option
allows for redirection of debug output.
* string has a new collect subcommand for use in command substitutions,
producing a single output instead of splitting on new lines (similar
to "$(cmd)" in other shells) (#159).
* The fish manual, tutorial and FAQ are now available in man format as
fish-doc, fish-tutorial and fish-faq respectively (#5521).
* Like other shells, cd now always looks for its argument in the
current directory as a last resort, even if the CDPATH variable does
not include it or "." (#4484).
* fish now correctly handles CDPATH entries that start with .. (#6220)
or contain ./ (#5887).
* The fish_trace variable may be set to trace execution (#3427). This
performs a similar role as set -x in other shells.
* fish uses the temporary directory determined by the system, rather
than relying on /tmp (#3845).
* The fish Web configuration tool (fish_config) prints a list of
commands it is executing, to help understanding and debugging
(#5584).
* Major performance improvements when pasting (#5866), executing lots
of commands (#5905), importing history from bash (#6295), and when
completing variables that might match $history (#6288).
Syntax changes and new commands
* A new builtin command, time, which allows timing of fish functions
and builtins as well as external commands (#117).
* Brace expansion now only takes place if the braces include a "," or a
variable expansion, meaning common commands such as git reset
HEAD@{0} do not require escaping (#5869).
* New redirections &> and &| may be used to redirect or pipe stdout,
and also redirect stderr to stdout (#6192).
* switch now allows arguments that expand to nothing, like empty
variables (#5677).
* The VAR=val cmd syntax can now be used to run a command in a modified
environment (#6287).
* and is no longer recognised as a command, so that nonsensical
constructs like and and and produce a syntax error (#6089).
* math's exponent operator, '^', was previously left-associative, but
now uses the more commonly-used right-associative behaviour (#6280).
This means that math '3^0.5^2' was previously calculated as
'(3^0.5)^2', but is now calculated as '3^(0.5^2)'.
* In fish 3.0, the variable used with for loops inside command
substitutions could leak into enclosing scopes; this was an
inadvertent behaviour change and has been reverted (#6480).
Scripting improvements
* string split0 now returns 0 if it split something (#5701).
* In the interest of consistency, builtin -q and command -q can now be
used to query if a builtin or command exists (#5631).
* math now accepts --scale=max for the maximum scale (#5579).
* builtin $var now works correctly, allowing a variable as the builtin
name (#5639).
* cd understands the -- argument to make it possible to change to
directories starting with a hyphen (#6071).
* complete --do-complete now also does fuzzy matches (#5467).
* complete --do-complete can be used inside completions, allowing
limited recursion (#3474).
* count now also counts lines fed on standard input (#5744).
* eval produces an exit status of 0 when given no arguments, like other
shells (#5692).
* printf prints what it can when input hasn't been fully converted to a
number, but still prints an error (#5532).
* complete -C foo now works as expected, rather than requiring complete
-Cfoo.
* complete has a new --force-files option, to re-enable file
completions. This allows sudo -E and pacman -Qo to complete correctly
(#5646).
* argparse now defaults to showing the current function name (instead
of argparse) in its errors, making --name often superfluous (#5835).
* argparse has a new --ignore-unknown option to keep unrecognized
options, allowing multiple argparse passes to parse options (#5367).
* argparse correctly handles flag value validation of options that only
have short names (#5864).
* read -S (short option of --shell) is recognised correctly (#5660).
* read understands --list, which acts like --array in reading all
arguments into a list inside a single variable, but is better named
(#5846).
* read has a new option, --tokenize, which splits a string into
variables according to the shell's tokenization rules, considering
quoting, escaping, and so on (#3823).
* read interacts more correctly with the deprecated $IFS variable, in
particular removing multiple separators when splitting a variable
into a list (#6406), matching other shells.
* fish_indent now handles semicolons better, including leaving them in
place for ; and and ; or instead of breaking the line (#5859).
* fish_indent --write now supports multiple file arguments, indenting
them in turn.
* The default read limit has been increased to 100MiB (#5267).
* math now also understands x for multiplication, provided it is
followed by whitespace (#5906).
* math reports the right error when incorrect syntax is used inside
parentheses (#6063), and warns when unsupported logical operations
are used (#6096).
* functions --erase now also prevents fish from autoloading a function
for the first time (#5951).
* jobs --last returns 0 to indicate success when a job is found
(#6104).
* commandline -p and commandline -j now split on && and || in addition
to ; and & (#6214).
* A bug where string split would drop empty strings if the output was
only empty strings has been fixed (#5987).
* eval no long creates a new local variable scope, but affects
variables in the scope it is called from (#4443). source still
creates a new local scope.
* abbr has a new --query option to check for the existence of an
abbreviation.
* Local values for fish_complete_path and fish_function_path are now
ignored; only their global values are respected.
* Syntax error reports now display a marker in the correct position
(#5812).
* Empty universal variables may now be exported (#5992).
* Exported universal variables are no longer imported into the global
scope, preventing shadowing. This makes it easier to change such
variables for all fish sessions and avoids breakage when the value is
a list of multiple elements (#5258).
* A bug where for could use invalid variable names has been fixed
(#5800).
* A bug where local variables would not be exported to functions has
been fixed (#6153).
* The null command (:) now always exits successfully, rather than
passing through the previous exit status (#6022).
* The output of functions FUNCTION matches the declaration of the
function, correctly including comments or blank lines (#5285), and
correctly includes any --wraps flags (#1625).
* type supports a new option, --short, which suppress function
expansion (#6403).
* type --path with a function argument will now output the path to the
file containing the definition of that function, if it exists.
* type --force-path with an argument that cannot be found now correctly
outputs nothing, as documented (#6411).
* The $hostname variable is no longer truncated to 32 characters
(#5758).
* Line numbers in function backtraces are calculated correctly (#6350).
* A new fish_cancel event is emitted when the command line is
cancelled, which is useful for terminal integration (#5973).
Interactive improvements
* New Base16 color options are available through the Web-based
configuration (#6504).
* fish only parses /etc/paths on macOS in login shells, matching the
bash implementation (#5637) and avoiding changes to path ordering in
child shells (#5456). It now ignores blank lines like the bash
implementation (#5809).
* The locale is now reloaded when the LOCPATH variable is changed
(#5815).
* read no longer keeps a history, making it suitable for operations
that shouldn't end up there, like password entry (#5904).
* dirh outputs its stack in the correct order (#5477), and behaves as
documented when universal variables are used for its stack (#5797).
* funced and the edit-commandline-in-buffer bindings did not work in
fish 3.0 when the $EDITOR variable contained spaces; this has been
corrected (#5625).
* Builtins now pipe their help output to a pager automatically (#6227).
* set_color now colors the --print-colors output in the matching colors
if it is going to a terminal.
* fish now underlines every valid entered path instead of just the last
one (#5872).
* When syntax highlighting a string with an unclosed quote, only the
quote itself will be shown as an error, instead of the whole
argument.
* Syntax highlighting works correctly with variables as commands
(#5658) and redirections to close file descriptors (#6092).
* help works properly on Windows Subsytem for Linux (#5759, #6338).
* A bug where disown could crash the shell has been fixed (#5720).
* fish will not autosuggest files ending with ~ unless there are no
other candidates, as these are generally backup files (#985).
* Escape in the pager works correctly (#5818).
* Key bindings that call fg no longer leave the terminal in a broken
state (#2114).
* Brackets (#5831) and filenames containing $ (#6060) are completed
with appropriate escaping.
* The output of complete and functions is now colorized in interactive
terminals.
* The Web-based configuration handles aliases that include single
quotes correctly (#6120), and launches correctly under Termux (#6248)
and OpenBSD (#6522).
* function now correctly validates parameters for --argument-names as
valid variable names (#6147) and correctly parses options following
--argument-names, as in "--argument-names foo --description bar"
(#6186).
* History newly imported from bash includes command lines using && or
||.
* The automatic generation of completions from manual pages is better
described in job and process listings, and no longer produces a
warning when exiting fish (#6269).
* In private mode, setting $fish_greeting to an empty string before
starting the private session will prevent the warning about history
not being saved from being printed (#6299).
* In the interactive editor, a line break (Enter) inside unclosed
brackets will insert a new line, rather than executing the command
and producing an error (#6316).
* Ctrl-C always repaints the prompt (#6394).
* When run interactively from another program (such as Python), fish
will correctly start a new process group, like other shells (#5909).
* Job identifiers (for example, for background jobs) are assigned more
logically (#6053).
* A bug where history would appear truncated if an empty command was
executed was fixed (#6032).
New or improved bindings
* Pasting strips leading spaces to avoid pasted commands being omitted
from the history (#4327).
* Shift-Left and Shift-Right now default to moving backwards and
forwards by one bigword (words separated by whitespace) (#1505).
* The default escape delay (to differentiate between the escape key and
an alt-combination) has been reduced to 30ms, down from 300ms for the
default mode and 100ms for Vi mode (#3904).
* The forward-bigword binding now interacts correctly with
autosuggestions (#5336).
* The fish_clipboard_* functions support Wayland by using
[wl-clipboard](https://github.com/bugaevc/wl-clipboard) (#5450).
* The nextd and prevd functions no longer print "Hit end of history",
instead using a bell. They correctly store working directories
containing symbolic links (#6395).
* If a fish_mode_prompt function exists, Vi mode will only execute it
on mode-switch instead of the entire prompt. This should make it much
more responsive with slow prompts (#5783).
* The path-component bindings (like Ctrl-w) now also stop at ":" and
"@", because those are used to denote user and host in commands such
as ssh (#5841).
* The NULL character can now be bound via bind -k nul. Terminals often
generate this character via control-space. (#3189).
* A new readline command expand-abbr can be used to trigger
abbreviation expansion (#5762).
* A new readline command, delete-or-exit, removes a character to the
right of the cursor or exits the shell if the command line is empty
(moving this functionality out of the delete-or-exit function).
* The self-insert readline command will now insert the binding
sequence, if not empty.
* A new binding to prepend sudo, bound to Alt-S by default (#6140).
* The Alt-W binding to describe a command should now work better with
multiline prompts (#6110)
* The Alt-H binding to open a command's man page now tries to ignore
sudo (#6122).
* A new pair of bind functions, history-prefix-search-backward (and
forward), was introduced (#6143).
* Vi mode now supports R to enter replace mode (#6342), and d0 to
delete the current line (#6292).
* In Vi mode, hitting Enter in replace-one mode no longer erases the
prompt (#6298).
* Selections in Vi mode are inclusive, matching the actual behaviour of
Vi (#5770).
Improved prompts
* The Git prompt in informative mode now shows the number of stashes if
enabled.
* The Git prompt now has an option
($__fish_git_prompt_use_informative_chars) to use the (more modern)
informative characters without enabling informative mode.
* The default prompt now also features VCS integration and will color
the host if running via SSH (#6375).
* The default and example prompts print the pipe status if an earlier
command in the pipe fails.
* The default and example prompts try to resolve exit statuses to
signal names when appropriate.
Improved terminal output
* New fish_pager_color_ options have been added to control more
elements of the pager's colors (#5524).
* Better detection and support for using fish from various system
consoles, where limited colors and special characters are supported
(#5552).
* fish now tries to guess if the system supports Unicode 9 (and
displays emoji as wide), eliminating the need to set
$fish_emoji_width in most cases (#5722).
* Improvements to the display of wide characters, particularly Korean
characters and emoji (#5583, #5729).
* The Vi mode cursor is correctly redrawn when regaining focus under
terminals that report focus (eg tmux) (#4788).
* Variables that control background colors (such as
fish_pager_color_search_match) can now use --reverse.
Completions
* Added completions for
* aws
* bat (#6052)
* bosh (#5700)
* btrfs
* camcontrol
* cf (#5700)
* chronyc (#6496)
* code (#6205)
* cryptsetup (#6488)
* csc and csi (#6016)
* cwebp (#6034)
* cygpath and cygstart (#6239)
* epkginfo (#5829)
* ffmpeg, ffplay, and ffprobe (#5922)
* fsharpc and fsharpi (#6016)
* fzf (#6178)
* g++ (#6217)
* gpg1 (#6139)
* gpg2 (#6062)
* grub-mkrescue (#6182)
* hledger (#6043)
* hwinfo (#6496)
* irb (#6260)
* iw (#6232)
* kak
* keepassxc-cli (#6505)
* keybase (#6410)
* loginctl (#6501)
* lz4, lz4c and lz4cat (#6364)
* mariner (#5718)
* nethack (#6240)
* patool (#6083)
* phpunit (#6197)
* plutil (#6301)
* pzstd (#6364)
* qubes-gpg-client (#6067)
* resolvectl (#6501)
* rg
* rustup
* sfdx (#6149)
* speedtest and speedtest-cli (#5840)
* src (#6026)
* tokei (#6085)
* tsc (#6016)
* unlz4 (#6364)
* unzstd (#6364)
* vbc (#6016)
* zpaq (#6245)
* zstd, zstdcat, zstdgrep, zstdless and zstdmt (#6364)
* Lots of improvements to completions.
* Selecting short options which also have a long name from the
completion pager is possible (#5634).
* Tab completion will no longer add trailing spaces if they already
exist (#6107).
* Completion of subcommands to builtins like and or not now works
correctly (#6249).
* Completion of arguments to short options works correctly when
multiple short options are used together (#332).
* Activating completion in the middle of an invalid completion does not
move the cursor any more, making it easier to fix a mistake (#4124).
* Completion in empty commandlines now lists all available commands.
* Functions listed as completions could previously leak parts of the
function as other completions; this has been fixed.
Deprecations and removed features
* The vcs-prompt functions have been promoted to names without
double-underscore, so __fish_git_prompt is now fish_git_prompt,
__fish_vcs_prompt is now fish_vcs_prompt, __fish_hg_prompt is now
fish_hg_prompt and __fish_svn_prompt is now fish_svn_prompt. Shims at
the old names have been added, and the variables have kept their old
names (#5586).
* string replace has an additional round of escaping in the replacement
expression, so escaping backslashes requires many escapes (eg string
replace -ra '([ab])' '\\\\\\\$1' a). The new feature flag
regex-easyesc can be used to disable this, so that the same effect
can be achieved with string replace -ra '([ab])' '\\\\$1' a (#5556).
As a reminder, the intention behind feature flags is that this will
eventually become the default and then only option, so scripts should
be updated.
* The fish_vi_mode function, deprecated in fish 2.3, has been removed.
Use fish_vi_key_bindings instead (#6372).
For distributors and developers
* fish 3.0 introduced a CMake-based build system. In fish 3.1, both the
Autotools-based build and legacy Xcode build system have been
removed, leaving only the CMake build system. All distributors and
developers must install CMake.
* fish now depends on the common tee external command, for the psub
process substitution function.
* The documentation is now built with Sphinx. The old Doxygen-based
documentation system has been removed. Developers, and distributors
who wish to rebuild the documentation, must install Sphinx.
* The INTERNAL_WCWIDTH build option has been removed, as fish now
always uses an internal wcwidth function. It has a number of
configuration options that make it more suitable for general use
(#5777).
* mandoc can now be used to format the output from --help if nroff is
not installed, reducing the number of external dependencies on
systems with mandoc installed (#5489).
* Some bugs preventing building on Solaris-derived systems such as
Illumos were fixed (#5458, #5461, #5611).
* Completions for npm, bower and yarn no longer require the jq utility
for full functionality, but will use Python instead if it is
available.
* The paths for completions, functions and configuration snippets have
been extended. On systems that define XDG_DATA_DIRS, each of the
directories in this variable are searched in the subdirectories
fish/vendor_completions.d, fish/vendor_functions.d, and
fish/vendor_conf.d respectively. On systems that do not define this
variable in the environment, the vendor directories are searched for
in both the installation prefix and the default "extra" directory,
which now defaults to /usr/local (#5029).
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