Function format_part

datafusion-examples/src/utils/example_metadata/model.rs:156–168

Formats a single group-name segment for display. This function applies DataFusion-specific capitalization rules: - Known abbreviations (e.g. `sql`, `io`, `udf`) are rendered in all caps - All other segments fall back to standard Title Case

(part: &str)

/// - Known abbreviations (e.g. `sql`, `io`, `udf`) are rendered in all caps
/// - All other segments fall back to standard Title Case
fn format_part(part: &str) -> String {
    let lower = part.to_ascii_lowercase();

    if let Some((_, replacement)) = ABBREVIATIONS.iter().find(|(k, _)| *k == lower) {
        return replacement.to_string();
    }

    let mut chars = part.chars();
    match chars.next() {
        Some(first) => first.to_uppercase().collect::<String>() + chars.as_str(),
        None => String::new(),
    }
}

#[cfg(test)]
mod tests {