generates a folder structure from a given json file

json_to_dirs.rs

use serde_json::Value;
use std::{any, fs, path::Path};

fn parse_json_file(file: &str) -> Value {
    let contents: String = fs::read_to_string(file).expect("Unable to read file");
    return serde_json::from_str(&contents).unwrap();
}

fn make_dirs(json: &Value, dir: &Path) {
    if let Some(i) = json.as_object() {
        i.into_iter().for_each(|(key, value)| {
            fs::create_dir(&dir.join(key)).unwrap();
            println!("{:?}", &dir.join(key));
            if type_of(value) == "&serde_json::value::Value" {
                make_dirs(value, &dir.join(key));
            }
        })
    }
}

fn type_of<T>(_: T) -> &'static str {
    any::type_name::<T>()
}

pub fn main() {
    // folder_structure.json
    //
    // {
    //   "root": {
    //     "sub_1": {},
    //     "sub_2": {}
    //   }
    // }
    let datas = parse_json_file("folder_structure.json");

    make_dirs(&datas, Path::new("."))
}