Cargo.toml:
```toml [package] ...
[dependencies] sappdir = "*" # or semantic versioning ```
main.rc:
```rust extern crate sappdir;
use sappdir::{AppDir, XdgDir};
fn main() { let appdir = AppDir::new("foo-bar-app"); println!("{:?}", appdir.xdg_dir(XdgDir::Config)); } ```