{"ast_node_type":"variable","tokens":[{"end":52,"kind":"keyword","start":0,"text":"if"}]}
    if let Some(s) = s.strip_prefix(GITHUB_PREFIX) {
    const HOMU_PREFIX: &str = "Auto merge of #";
        let s = if let Some(space) = s.find(' ') { &s[..space] } else { s };