openauth-telemetry 0.0.3

Telemetry support for OpenAuth.
Documentation 
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use rand::Rng;

const CHARSET: &[u8] = b"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";

/// Random alphanumeric identifier (upstream-style charset).
pub fn generate_id(len: usize) -> String {
    let mut rng = rand::thread_rng();
    (0..len)
        .map(|_| {
            let idx = rng.gen_range(0..CHARSET.len());
            CHARSET[idx] as char
        })
        .collect()
}