# CLI for the Eta calculus
### Usage
```
CLI for the Eta calculus
Usage: eta [OPTIONS] [S-PAIR]
Arguments:
[S-PAIR] Literal S-pair input (unless --file is used)
Options:
-f, --file <PATH> Treat INPUT as a path to a file and read the S-pair from it
-h, --help Print help (see more with '--help')
-V, --version Print version
```
### Installation
```bash
cargo install eta-cli
```
> Note: Binary releases will be available later.
### Build
```bash
cargo build -p eta-cli --release
```
> Note: `--target` may be specified for crosscompilation.