use serde::de::{Deserialize, Deserializer};
use serde_derive::Serialize;
use std::borrow::Cow;
use std::env;
use std::ffi::OsString;
use std::io;
use std::path::{Path, PathBuf};
#[derive(Clone, Debug, Serialize)]
#[serde(transparent)]
pub struct Directory {
path: PathBuf,
}
impl Directory {
pub fn new<P: Into<PathBuf>>(path: P) -> Self {
let mut path = path.into();
path.push("");
Directory { path }
}
pub fn current() -> io::Result<Self> {
env::current_dir().map(Directory::new)
}
pub fn to_string_lossy(&self) -> Cow<str> {
self.path.to_string_lossy()
}
pub fn join<P: AsRef<Path>>(&self, tail: P) -> PathBuf {
self.path.join(tail)
}
pub fn parent(&self) -> Option<Self> {
self.path.parent().map(Directory::new)
}
pub fn canonicalize(&self) -> io::Result<Self> {
self.path.canonicalize().map(Directory::new)
}
}
impl From<OsString> for Directory {
fn from(os_string: OsString) -> Self {
Directory::new(PathBuf::from(os_string))
}
}
impl AsRef<Path> for Directory {
fn as_ref(&self) -> &Path {
&self.path
}
}
impl<'de> Deserialize<'de> for Directory {
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
{
PathBuf::deserialize(deserializer).map(Directory::new)
}
}