A post-modern modal text editor.
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Gokul Soumya e863e3b62d
Ensure that identical keymaps stay in sync (#1056)
Space mode and view mode are duplicated on two different
keybinds, and they tend to get out of sync by contributers
forgetting to update both of them. This commit adds a test
that explicitly checks that they are identical. Prevents
issues like #1050.
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docs Add a "vision" document, to help give people a sense of Helix's direction. (#657) 2021-09-02 00:18:56 +09:00
helix-core Use default languages.toml if user's is invalid (#994) 2021-11-09 11:07:54 +09:00
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helix-term Ensure that identical keymaps stay in sync (#1056) 2021-11-11 00:58:35 +09:00
helix-tui Truncate the starts of file paths instead of the ends in picker (#951) 2021-11-04 12:24:05 +09:00
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.envrc build(nix): use nix-cargo-integration, make shell.nix use flake devshell 2021-06-13 14:46:51 +09:00
.gitignore Dynamically load grammar libraries at runtime 2021-07-14 10:00:05 +09:00
.gitmodules glsl support (#993) 2021-11-09 00:48:00 +09:00
Cargo.lock build(deps): bump serde_json from 1.0.68 to 1.0.69 (#1030) 2021-11-09 11:04:44 +09:00
Cargo.toml Inline tui as helix-tui fork. 2021-05-09 17:52:55 +09:00
CHANGELOG.md Mention CMake support in changelog (#926) 2021-10-28 21:23:13 +09:00
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theme.toml fix: #896 broke some of the default highlights 2021-11-08 10:03:53 +09:00
TODO.md Remove some old TODOs 2021-10-27 12:25:00 +09:00

Helix

Build status

Screenshot

A kakoune / neovim inspired editor, written in Rust.

The editing model is very heavily based on kakoune; during development I found myself agreeing with most of kakoune's design decisions.

For more information, see the website or documentation.

All shortcuts/keymaps can be found in the documentation on the website.

Troubleshooting

Features

  • Vim-like modal editing
  • Multiple selections
  • Built-in language server support
  • Smart, incremental syntax highlighting and code editing via tree-sitter

It's a terminal-based editor first, but I'd like to explore a custom renderer (similar to emacs) in wgpu or skulpin.

Note: Only certain languages have indentation definitions at the moment. Check runtime/queries/<lang>/ for indents.toml.

Installation

We provide packaging for various distributions, but here's a quick method to build from source.

git clone --recurse-submodules --shallow-submodules -j8 https://github.com/helix-editor/helix
cd helix
cargo install --path helix-term

This will install the hx binary to $HOME/.cargo/bin.

Helix also needs its runtime files so make sure to copy/symlink the runtime/ directory into the config directory (for example ~/.config/helix/runtime on Linux/macOS). This location can be overriden via the HELIX_RUNTIME environment variable.

Packages already solve this for you by wrapping the hx binary with a wrapper that sets the variable to the install dir.

NOTE: running via cargo also doesn't require setting explicit HELIX_RUNTIME path, it will automatically detect the runtime directory in the project root.

Packaging status

MacOS

Helix can be installed on MacOS through homebrew via:

brew tap helix-editor/helix
brew install helix

Contributing

Contributors are very welcome! No contribution is too small and all contributions are valued.

Some suggestions to get started:

  • You can look at the good first issue label on the issue tracker.
  • Help with packaging on various distributions needed!
  • To use print debugging to the Helix log file, you must:
    • Print using log::info!, warn!, or error!. (log::info!("helix!"))
    • Pass the appropriate verbosity level option for the desired log level. (hx -v <file> for info, more vs for higher severity inclusive)
  • If your preferred language is missing, integrating a tree-sitter grammar for it and defining syntax highlight queries for it is straight forward and doesn't require much knowledge of the internals.

We provide an architecture.md that should give you a good overview of the internals.

Getting help

Your question might already be answered on the FAQ.

Discuss the project on the community Matrix Space (make sure to join #helix-editor:matrix.org if you're on a client that doesn't support Matrix Spaces yet).