fn read_config()

in src/cache.rs [82:103]

• 18 lines of code
• 2 McCabe index (conditional complexity)

fn read_config() -> Option<Vec<SymbolServer>> {
    let home = match home_dir() {
        Some(h) => h,
        _ => return None,
    };

    let conf = home.join(".dump_syms").join("config");
    if !conf.exists() {
        return None;
    }

    let mut file = File::open(&conf)
        .unwrap_or_else(|_| panic!("Unable to open the file {}", conf.to_str().unwrap()));
    let mut buf = Vec::new();
    file.read_to_end(&mut buf)
        .unwrap_or_else(|_| panic!("Unable to read the file {}", conf.to_str().unwrap()));

    let content = String::from_utf8(buf)
        .unwrap_or_else(|_| panic!("Not utf-8 data in the file {}", conf.to_str().unwrap()));

    read_config_from_str(&content)
}