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path: root/third_party/rust/ron/examples/decode_file.rs
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#![allow(dead_code)]

use ron::de::from_reader;
use serde::Deserialize;
use std::{collections::HashMap, fs::File};

#[derive(Debug, Deserialize)]
struct Config {
    boolean: bool,
    float: f32,
    map: HashMap<u8, char>,
    nested: Nested,
    tuple: (u32, u32),
    vec: Vec<Nested>,
}

#[derive(Debug, Deserialize)]
struct Nested {
    a: String,
    b: char,
}

fn main() {
    let input_path = format!("{}/examples/example.ron", env!("CARGO_MANIFEST_DIR"));
    let f = File::open(&input_path).expect("Failed opening file");
    let config: Config = match from_reader(f) {
        Ok(x) => x,
        Err(e) => {
            println!("Failed to load config: {}", e);

            std::process::exit(1);
        }
    };

    println!("Config: {:?}", &config);
}