wally 0.2.0

Package manager for Roblox
Documentation 
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use std::collections::BTreeMap;
use std::path::Path;

use serde::{Deserialize, Serialize};

#[macro_export]
macro_rules! assert_dir_snapshot {
    ( $path:expr ) => {
        let result = crate::util::read_path($path).unwrap();
        insta::assert_yaml_snapshot!(result);
    };
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(untagged)]
pub enum Entry {
    File(String),
    Dir(BTreeMap<String, Entry>),
}

pub fn read_path(path: &Path) -> anyhow::Result<Entry> {
    let meta = fs_err::metadata(path)?;

    if meta.is_dir() {
        let children = fs_err::read_dir(path)?
            .map(|dir_entry| {
                let path = dir_entry?.path();
                let name = path.file_name().unwrap().to_str().unwrap().to_owned();
                let entry = read_path(&path)?;

                Ok((name, entry))
            })
            .collect::<anyhow::Result<BTreeMap<String, Entry>>>()?;

        Ok(Entry::Dir(children))
    } else {
        let contents = fs_err::read_to_string(path)?;
        Ok(Entry::File(contents))
    }
}