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use std::path::PathBuf;
use crate::{error::Error, Result};
/// Returns the user's home directory as a `PathBuf`.
#[allow(dead_code)]
pub fn home_dir() -> Result<PathBuf> {
dirs::home_dir().ok_or(Error::PathNotFound("Home dir not found"))
}
/// Expands a tilde (~) in a path and returns the expanded `PathBuf`.
#[allow(dead_code)]
pub fn tilde_expand(path: &str) -> Result<PathBuf> {
match path {
"~" => home_dir(),
p if p.starts_with("~/") => Ok(home_dir()?.join(&path[2..])),
_ => Ok(PathBuf::from(path)),
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_tilde_expand() {
let path = "~/src";
let expanded_path = dirs::home_dir().unwrap().join("src");
assert_eq!(tilde_expand(path).unwrap(), expanded_path);
let path = "~";
let expanded_path = dirs::home_dir().unwrap();
assert_eq!(tilde_expand(path).unwrap(), expanded_path);
let path = "";
let expanded_path = PathBuf::from("");
assert_eq!(tilde_expand(path).unwrap(), expanded_path);
}
}
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