Function is_friendly

src/friendly.rs:39–41

Check if a string looks like a friendly name (contains a hyphen, no hex chars only).

(s: &str)

/// Check if a string looks like a friendly name (contains a hyphen, no hex chars only).
pub fn is_friendly(s: &str) -> bool {
    s.contains('-') && s.chars().all(|c| c.is_ascii_lowercase() || c == '-')
}