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use std;
use std::env;
use std::ffi;
use std::io;
use std::path::{Path, PathBuf};
use env::Env;
#[derive(Default)]
pub struct NativeEnv;
impl Env for NativeEnv {
type ArgsIter = env::Args;
type ArgsOsIter = env::ArgsOs;
type VarsIter = env::Vars;
type VarsOsIter = env::VarsOs;
fn args(&self) -> Self::ArgsIter {
std::env::args()
}
fn args_os(&self) -> Self::ArgsOsIter {
std::env::args_os()
}
fn current_dir(&self) -> io::Result<PathBuf> {
std::env::current_dir()
}
fn current_exe(&self) -> io::Result<PathBuf> {
std::env::current_exe()
}
fn home_dir(&self) -> Option<PathBuf> {
#[allow(deprecated)]
std::env::home_dir()
}
fn remove_var<K: AsRef<ffi::OsStr>>(&mut self, k: K) {
std::env::remove_var(k)
}
fn set_current_dir<P: AsRef<Path>>(&mut self, path: P) -> io::Result<()> {
std::env::set_current_dir(path)
}
fn set_var<K: AsRef<ffi::OsStr>, V: AsRef<ffi::OsStr>>(&mut self, k: K, v: V) {
std::env::set_var(k, v)
}
fn temp_dir(&self) -> PathBuf {
std::env::temp_dir()
}
fn var<K: AsRef<ffi::OsStr>>(&self, key: K) -> Result<String, env::VarError> {
std::env::var(key)
}
fn var_os<K: AsRef<ffi::OsStr>>(&self, key: K) -> Option<ffi::OsString> {
std::env::var_os(key)
}
fn vars(&self) -> Self::VarsIter {
std::env::vars()
}
fn vars_os(&self) -> Self::VarsOsIter {
std::env::vars_os()
}
}