app_dirs2 2.0.2

Put your app's data in the right place on every platform -- maintained fork.
Documentation 
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use AppDataType::*;
use common::*;
use std::env::home_dir;
use std::path::{Component, PathBuf};

pub const USE_AUTHOR: bool = false;

pub fn get_app_dir(t: AppDataType) -> Result<PathBuf, AppDirsError> {
    let dir_base: Result<PathBuf, AppDirsError> = if t.is_shared() {
        Ok(Component::RootDir.as_ref().into())
    } else {
        home_dir().ok_or_else(|| AppDirsError::NotSupported)
    };
    dir_base.map(|mut path| {
        match t {
            UserConfig => {
                path.push(".config");
            },
            UserCache => {
                path.push(".cache");
            },
            UserData => {
                path.push(".share");
            },
            SharedConfig => {
                path.push("etc");
            },
            SharedData => {
                path.push("share");
            }
        };
        path
    })
}