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Gregory Anders e02d4732f2
fix(diagnostics): don't allow 0 bufnr for metatable index (#16405)
04bfd20bb introduced a subtle bug where using 0 as the buffer number in
the diagnostic cache resets the cache for the current buffer. This
happens because we were not checking to see if the _resolved_ buffer
number already existed in the cache; rather, when the __index metamethod
was called we assumed the index did not exist so we set its value to an
empty table. The fix for this is to check `rawget()` for the resolved
buffer number to see if the index already exists.

However, the reason this bug was introduced in the first place was
because we are simply being too clever by allowing a 0 buffer number as
the index which is automatically resolved to a real buffer number.
In the interest of minimizing metatable magic, remove this "feature" by
requiring the buffer number index to always be a valid buffer. This
ensures that the __index metamethod is only ever called for non-existing
buffers (which is what we wanted originally) as well as reduces some of
the cognitive overhead for understanding how the diagnostic cache works.
The tradeoff is that all public API functions must now resolve 0 buffer
numbers to the current buffer number.
2021-11-22 08:47:30 -07:00
.builds fix(ci): adjust DEPS_INSTALL_DIR on OpenBSD to avoid pkg-config bug (#14803) 2021-06-13 14:03:47 -04:00
.github ci!: remove win32 builds/releases 2021-11-14 08:51:39 -05:00
ci fix(ci): use correct check for path-existence 2021-10-31 14:09:10 -04:00
cmake build(install): rescan GLOB files on rebuild 2021-10-18 11:44:15 +02:00
config fix(eval): fix has('wsl') #16153 2021-10-29 16:55:32 -07:00
contrib fix: move contrib/uncrustify.cfg -> src/uncrustify.cfg #15768 2021-09-23 14:56:58 -07:00
man docs(man): omit misleading mention of environment for -u NORC (#16379) 2021-11-22 12:00:04 +01:00
runtime fix(diagnostics): don't allow 0 bufnr for metatable index (#16405) 2021-11-22 08:47:30 -07:00
scripts fix(docgen): add tagfunc.lua 2021-11-18 11:30:09 -07:00
snap cmake: install app icon in XDG hicolor icon theme (#14656) 2021-05-27 22:37:24 +02:00
src Merge pull request #16341 from zeertzjq/vim-8.2.2518 2021-11-21 22:21:32 -05:00
test fix(diagnostics): don't allow 0 bufnr for metatable index (#16405) 2021-11-22 08:47:30 -07:00
third-party build(deps): bump luarocks to 3.8.0 2021-11-18 18:55:36 +01:00
unicode Update unicode files 2020-10-04 11:50:38 -04:00
.clang-format ci: increase clint line length limit to 100 characters (#15252) 2021-08-16 15:32:36 +02:00
.clangd Adding clangd language serever config file to point to build/ directory for compile_commands.json 2021-06-28 11:03:09 -04:00
.editorconfig editorconfig: set default tab width to 8 (#9467) 2019-01-07 02:15:19 +01:00
.flake8 ci: pylint target via flake8 2019-07-29 22:14:23 +02:00
.git-blame-ignore-revs docs: .git-blame-ignore-revs #15775 2021-10-12 08:00:13 -07:00
.gitattributes fix: include ci/ in exported tarball 2021-10-01 19:53:27 -04:00
.gitignore chore: added ccls-cache in .gitignore (#15175) 2021-07-25 19:12:07 +02:00
.luacheckrc build(lint): check scripts/*.lua 2021-09-19 16:36:08 -07:00
.luacov Lua: vim.validate() 2019-11-10 22:50:24 -08:00
.travis.yml build: update cmake min version to 3.10 #16065 2021-10-19 19:19:33 -07:00
BACKERS.md Update backer URL 2015-11-11 19:50:33 -08:00
BSDmakefile feat(lua)!: register_keystroke_callback => on_key 2021-09-09 06:09:33 -07:00
CMakeLists.txt build: update cmake min version to 3.10 #16065 2021-10-19 19:19:33 -07:00
codecov.yml bundle: move tree-sitter as a bundled dep 2020-11-03 10:39:35 +01:00
CONTRIBUTING.md docs(contrib): recommend nvim --clean #15917 2021-10-05 08:01:09 -07:00
LICENSE docs: add lua-cjson to third-party licenses #15800 2021-09-26 14:57:57 -07:00
MAINTAIN.md feat(ci): add backport PR action (#14766) 2021-10-26 08:45:15 -07:00
Makefile build: enhance Makefile 2021-09-21 15:54:14 +09:00
README.md docs: .git-blame-ignore-revs #15510 2021-08-28 14:00:54 -07:00

Neovim

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Packages Debian CI Downloads nvim

Neovim is a project that seeks to aggressively refactor Vim in order to:

See the Introduction wiki page and Roadmap for more information.

Features

See :help nvim-features for the full list!

Install from package

Pre-built packages for Windows, macOS, and Linux are found on the Releases page.

Managed packages are in Homebrew, Debian, Ubuntu, Fedora, Arch Linux, Void Linux, Gentoo, and more!

Install from source

See the Building Neovim wiki page for details.

The build is CMake-based, but a Makefile is provided as a convenience. After installing the dependencies, run the following command.

make CMAKE_BUILD_TYPE=RelWithDebInfo
sudo make install

To install to a non-default location:

make CMAKE_INSTALL_PREFIX=/full/path/
make install

CMake hints for inspecting the build:

  • cmake --build build --target help lists all build targets.
  • build/CMakeCache.txt (or cmake -LAH build/) contains the resolved values of all CMake variables.
  • build/compile_commands.json shows the full compiler invocations for each translation unit.

Transitioning from Vim

See :help nvim-from-vim for instructions.

Project layout

├─ ci/              build automation
├─ cmake/           build scripts
├─ runtime/         user plugins/docs
├─ src/nvim/        application source code (see src/nvim/README.md)
│  ├─ api/          API subsystem
│  ├─ eval/         VimL subsystem
│  ├─ event/        event-loop subsystem
│  ├─ generators/   code generation (pre-compilation)
│  ├─ lib/          generic data structures
│  ├─ lua/          Lua subsystem
│  ├─ msgpack_rpc/  RPC subsystem
│  ├─ os/           low-level platform code
│  └─ tui/          built-in UI
├─ third-party/     CMake subproject to build dependencies
└─ test/            tests (see test/README.md)

License

Neovim contributions since b17d96 are licensed under the Apache 2.0 license, except for contributions copied from Vim (identified by the vim-patch token). See LICENSE for details.

Vim is Charityware.  You can use and copy it as much as you like, but you are
encouraged to make a donation for needy children in Uganda.  Please see the
kcc section of the vim docs or visit the ICCF web site, available at these URLs:

        http://iccf-holland.org/
        http://www.vim.org/iccf/
        http://www.iccf.nl/

You can also sponsor the development of Vim.  Vim sponsors can vote for
features.  The money goes to Uganda anyway.