Function parse_range

src/main.rs:185–209

(range_str: &str, total_size: u64)

}

fn parse_range(range_str: &str, total_size: u64) -> Option<RangeRequest> {
    let range_parts: Vec<&str> = range_str.split('-').collect();

    if range_parts.len() != 2 {
        return None;
    }

    let start_result = range_parts[0].parse::<u64>();
    let start = start_result.unwrap_or(0);

    // Parse end position - if empty, use total_size-1 (open-ended range)
    let end = if range_parts[1].is_empty() {
        total_size.saturating_sub(1) // Avoid underflow
    } else {
        let end_result = range_parts[1].parse::<u64>();
        let parsed_end = end_result.unwrap_or(total_size.saturating_sub(1));
        parsed_end.min(total_size.saturating_sub(1))
    };

    Some(RangeRequest {
        start,
        end,
        total_size,
    })
}

fn handle_range_response_correction(
    response: &mut HttpResponseBuilder,