Function home::rustup_home

pub fn rustup_home() -> Result<PathBuf>

Returns the storage directory used by rustup, often knowns as .rustup or RUSTUP_HOME.

It returns one of the following values, in this order of preference:

• The value of the RUSTUP_HOME environment variable, if it is an absolute path.
• The value of the current working directory joined with the value of the RUSTUP_HOME environment variable, if RUSTUP_HOME is a relative directory.
• The .rustup directory in the user’s home directory, as reported by the home_dir function.

Errors

This function fails if it fails to retrieve the current directory, or if the home directory cannot be determined.

Examples

match home::rustup_home() {
    Ok(path) => println!("{}", path.display()),
    Err(err) => eprintln!("Cannot get your rustup home dir: {:?}", err),
}