How to Install

By Cargo (Rust package manager):

cargo install erg

By Source (Need to install the Rust toolchain):

git clone https://github.com/erg-lang/erg.git
cd erg
cargo build --release

And Erg supports building with Nix.

Flags

By enabling the --features flag, you can customize the installation and build.

You can change the language of the error message by using --features {language}

--features japanese
--features simplified_chinese
--features traditional_chinese

Install and build ELS (Erg Language Server)
- --features els
Debugging mode (for contributors)
- --features debug
Rich REPL experience (cursor movement, pasting, history, etc.)
- --features full-repl
Makes the display look better
- --features unicode and --features pretty
Enable all features (exclude features for developers)
- --features full
See here for more flags.