Function rewrite_absolute_metro_paths

packages/server/src/devtools.rs:1067–1096

(text: &str, proxy_prefix: &str)

}

fn rewrite_absolute_metro_paths(text: &str, proxy_prefix: &str) -> String {
    let mut rewritten = String::with_capacity(text.len());
    let mut index = 0;
    while index < text.len() {
        let remaining = &text[index..];
        let metro_path = ["/rozenite/", "/debugger-frontend/"]
            .into_iter()
            .find(|prefix| remaining.starts_with(prefix));
        if let Some(metro_path) = metro_path {
            let previous = text[..index].chars().next_back();
            if previous
                .map(is_absolute_metro_path_boundary)
                .unwrap_or(true)
            {
                rewritten.push_str(proxy_prefix);
                rewritten.push_str(metro_path);
                index += metro_path.len();
                continue;
            }
        }

        let character = remaining
            .chars()
            .next()
            .expect("remaining text is non-empty");
        rewritten.push(character);
        index += character.len_utf8();
    }
    rewritten
}

fn is_absolute_metro_path_boundary(character: char) -> bool {
    character.is_ascii_whitespace()