**frum is currently in beta**
🏃♂️ A little bit fast and modern Ruby version manager written in Rust
[](https://github.com/TaKO8Ki/frum/actions) [](https://crates.io/crates/frum)
[Usage](#Usage) | [Docs](#)
sh
$ eval "$(frum init)"
$ frum install 2.6.5
$ frum local 2.6.5
$ ruby -v
Features
- Cross-platform support (macOS, Linux)
- Works with
.ruby-version files
- Auto-Completion
Goals
- Blazing-Fast Ruby Installation - built with speed in mind
- Cross-Platform - works on macOS, Linux and (Windows)
Benchmark
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|:---|---:|---:|---:|---:|
| rbenv | 224003.4 ± 635.3 | 222880.7 | 224699.7 | 1.03 ± 0.00 |
| frum | 221892.7 ± 1268.8 | 220353.6 | 223999.6 | 1.02 ± 0.01 |
| frum(pre-release) | 218178.1 ± 619.9 | 217431.1 | 219347.3 | 1.00 |
For more information, please see #16.
Usage
Shell Setup
You need to run some shell commands before using frum. All you have to do is evaluate the output of frum init. Check out the following guides for the shell you use:
Bash
add the following to your .bashrc:
bash
eval "$(frum init)"
Zsh
add the following to your .zshrc:
zsh
eval "$(frum init)"
Options
- --log-level: The log level of frum commands [default: info] [possible values: quiet, info, error].
Subcommands
- init: Sets environment variables for initializing frum.
- install: Installs the specified Ruby version.
- -l, --list: Lists the Ruby versions available to install.
- -w, --with-openssl-dir: Specify the openssl directory.
- uninstall: Uninstall a specific Ruby version.
- versions: Lists installed Ruby versions.
- global: Sets the global Ruby version.
- local: Sets the current Ruby version.
Installation
Homebrew
If you’re using Homebrew on macOS, install the frum formula.
$ brew install tako8ki/tap/frum
Cargo
If you already have a Rust environment set up, you can use the cargo install command:
$ cargo install --version 0.1.0-beta.0 frum
Contribution
Contributions, issues and pull requests are welcome!
Reference